diff --git a/app/Audit/AbstractAuditLogFormatter.php b/app/Audit/AbstractAuditLogFormatter.php
index 6fc8e7364..1643b32e6 100644
--- a/app/Audit/AbstractAuditLogFormatter.php
+++ b/app/Audit/AbstractAuditLogFormatter.php
@@ -2,6 +2,8 @@
 
 namespace App\Audit;
 
+use App\Audit\Utils\DateFormatter;
+
 /**
  * Copyright 2025 OpenStack Foundation
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -18,6 +20,12 @@
 abstract class AbstractAuditLogFormatter implements IAuditLogFormatter
 {
     protected AuditContext $ctx;
+    protected string $event_type;
+
+    public function __construct(string $event_type)
+    {
+        $this->event_type = $event_type;
+    }
 
     final public function setContext(AuditContext $ctx): void
     {
@@ -41,5 +49,82 @@ protected function getUserInfo(): string
         return sprintf("%s (%s)", $user_name, $user_id);
     }
 
+    protected function formatAuditDate($date, string $format = 'Y-m-d H:i:s'): string
+    {
+        return DateFormatter::format($date, $format);
+    }
+
+    protected function getIgnoredFields(): array
+    {
+        return [
+            'last_created',
+            'last_updated',
+            'last_edited',
+            'created_by',
+            'updated_by'
+        ];
+    }
+
+    protected function formatChangeValue($value): string
+    {
+        if (is_bool($value)) {
+            return $value ? 'true' : 'false';
+        }
+        if (is_null($value)) {
+            return 'null';
+        }
+        if ($value instanceof \DateTimeInterface) {
+            return $value->format('Y-m-d H:i:s');
+        }
+        if ($value instanceof \Doctrine\Common\Collections\Collection) {
+            $count = $value->count();
+            return sprintf('Collection[%d items]', $count);
+        }
+        if (is_object($value)) {
+            $className = get_class($value);
+            return sprintf('%s', $className);
+        }
+        if (is_array($value)) {
+            return sprintf('Array[%d items]', count($value));
+        }
+        return (string) $value;
+    }
+
+
+    protected function buildChangeDetails(array $change_set): string
+    {
+        $changed_fields = [];
+        $ignored_fields = $this->getIgnoredFields();
+
+        foreach ($change_set as $prop_name => $change_values) {
+            if (in_array($prop_name, $ignored_fields)) {
+                continue;
+            }
+
+            $old_value = $change_values[0] ?? null;
+            $new_value = $change_values[1] ?? null;
+
+            $formatted_change = $this->formatFieldChange($prop_name, $old_value, $new_value);
+            if ($formatted_change !== null) {
+                $changed_fields[] = $formatted_change;
+            }
+        }
+
+        if (empty($changed_fields)) {
+            return 'properties without changes registered';
+        }
+
+        $fields_summary = count($changed_fields) . ' field(s) modified: ';
+        return $fields_summary . implode(' | ', $changed_fields);
+    }
+
+    protected function formatFieldChange(string $prop_name, $old_value, $new_value): ?string
+    {
+        $old_display = $this->formatChangeValue($old_value);
+        $new_display = $this->formatChangeValue($new_value);
+
+        return sprintf("Property \"%s\" has changed from \"%s\" to \"%s\"", $prop_name, $old_display, $new_display);
+    }
+
     abstract public function format($subject, array $change_set): ?string;
 }
diff --git a/app/Audit/ConcreteFormatters/ChildEntityFormatters/SummitAttendeeBadgePrintAuditLogFormatter.php b/app/Audit/ConcreteFormatters/ChildEntityFormatters/SummitAttendeeBadgePrintAuditLogFormatter.php
index cfe171db8..b50d18acc 100644
--- a/app/Audit/ConcreteFormatters/ChildEntityFormatters/SummitAttendeeBadgePrintAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/ChildEntityFormatters/SummitAttendeeBadgePrintAuditLogFormatter.php
@@ -3,6 +3,7 @@
 namespace App\Audit\ConcreteFormatters\ChildEntityFormatters;
 
 use models\summit\SummitAttendeeBadgePrint;
+use App\Audit\Utils\DateFormatter;
 
 /**
  * Copyright 2023 OpenStack Foundation
@@ -29,7 +30,7 @@ class SummitAttendeeBadgePrintAuditLogFormatter implements IChildEntityAuditLogF
     public function format($subject, string $child_entity_action_type, ?string $additional_info = ""): ?string {
         if ($child_entity_action_type == IChildEntityAuditLogFormatter::CHILD_ENTITY_DELETION &&
             $subject instanceof SummitAttendeeBadgePrint) {
-            $print_date = $subject->getPrintDate()->format('Y-m-d H:i:s');
+            $print_date = DateFormatter::format($subject->getPrintDate());
             $view_type_name = 'N/A';
             $view_type = $subject->getViewType();
             if (!is_null($view_type)) {
diff --git a/app/Audit/ConcreteFormatters/EntityUpdateAuditLogFormatter.php b/app/Audit/ConcreteFormatters/EntityUpdateAuditLogFormatter.php
index 28306711c..63bafe327 100644
--- a/app/Audit/ConcreteFormatters/EntityUpdateAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/EntityUpdateAuditLogFormatter.php
@@ -42,7 +42,7 @@ public function __construct(?IChildEntityAuditLogFormatter $child_entity_formatt
         $this->child_entity_formatter = $child_entity_formatter;
     }
 
-    protected function getIgnoredFields()
+    protected function getIgnoredFields(): array
     {
         return [
             'last_created',
@@ -140,8 +140,8 @@ public function format($subject, $change_set): ?string
             }
 
             if ($old_value instanceof DateTime || $new_value instanceof DateTime) {
-                $old_value = $old_value != null ? $old_value->format('Y-m-d H:i:s') : "";
-                $new_value = $new_value != null ? $new_value->format('Y-m-d H:i:s') : "";
+                $old_value = $old_value != null ? $this->formatAuditDate($old_value) : "";
+                $new_value = $new_value != null ? $this->formatAuditDate($new_value) : "";
             } else if (is_bool($old_value) || is_bool($new_value)) {
                 $old_value = $old_value ? 'true' : 'false';
                 $new_value = $new_value ? 'true' : 'false';
diff --git a/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php b/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php
index b793766e9..e4c2fabbe 100644
--- a/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php
@@ -22,13 +22,6 @@
 
 class FeaturedSpeakerAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof FeaturedSpeaker) {
@@ -59,23 +52,12 @@ public function format($subject, array $change_set): ?string
                     );
 
                 case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    $changed_fields = [];
-                    
-                    if (isset($change_set['Order'])) {
-                        $old_order = $change_set['Order'][0] ?? 'unknown';
-                        $new_order = $change_set['Order'][1] ?? 'unknown';
-                        $changed_fields[] = sprintf("display_order %s → %s", $old_order, $new_order);
-                    }
-                    if (isset($change_set['PresentationSpeakerID'])) {
-                        $changed_fields[] = "speaker";
-                    }
-                    
-                    $fields_str = !empty($changed_fields) ? implode(', ', $changed_fields) : 'properties';
+                    $change_details = $this->buildChangeDetails($change_set);
                     return sprintf(
-                        "Featured speaker '%s' (%s) updated (%s changed) by user %s",
+                        "Featured speaker '%s' (%s) updated: %s by user %s",
                         $speaker_name,
                         $speaker_id,
-                        $fields_str,
+                        $change_details,
                         $this->getUserInfo()
                     );
 
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationActionTypeAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationActionTypeAuditLogFormatter.php
new file mode 100644
index 000000000..53d5933ae
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationActionTypeAuditLogFormatter.php
@@ -0,0 +1,74 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\PresentationActionType;
+use Illuminate\Support\Facades\Log;
+
+class PresentationActionTypeAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof PresentationActionType) {
+            return null;
+        }
+
+        try {
+            $label = $subject->getLabel() ?? 'Unknown Action Type';
+            $id = $subject->getId() ?? 'unknown';
+            
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Presentation Action Type '%s' (%d) created for Summit '%s' by user %s",
+                        $label,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Presentation Action Type '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $label,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Presentation Action Type '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $label,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("PresentationActionTypeAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationLinkAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationLinkAuditLogFormatter.php
new file mode 100644
index 000000000..a3a87cfbb
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationLinkAuditLogFormatter.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\PresentationLink;
+use Illuminate\Support\Facades\Log;
+
+class PresentationLinkAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof PresentationLink) {
+            return null;
+        }
+
+        try {
+            $title = $subject->getName() ?? 'Unknown Link';
+            $id = $subject->getId() ?? 'unknown';
+            $class_name = $subject->getClassName();
+            
+            $presentation = $subject->getPresentation();
+            $presentation_title = $presentation ? ($presentation->getTitle() ?? 'Unknown Presentation') : 'Unknown Presentation';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Presentation Link '%s' (%d) of type %s created for presentation '%s' by user %s",
+                        $title,
+                        $id,
+                        $class_name,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Presentation Link '%s' (%d) for presentation '%s' updated: %s by user %s",
+                        $title,
+                        $id,
+                        $presentation_title,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Presentation Link '%s' (%d) of type %s for presentation '%s' was deleted by user %s",
+                        $title,
+                        $id,
+                        $class_name,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("PresentationLinkAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationMediaUploadAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationMediaUploadAuditLogFormatter.php
new file mode 100644
index 000000000..0ed1b8099
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationMediaUploadAuditLogFormatter.php
@@ -0,0 +1,78 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\PresentationMediaUpload;
+use Illuminate\Support\Facades\Log;
+
+class PresentationMediaUploadAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof PresentationMediaUpload) {
+            return null;
+        }
+
+        try {
+            $title = $subject->getName() ?? 'Unknown Media';
+            $id = $subject->getId() ?? 'unknown';
+            $class_name = $subject->getClassName();
+            
+            $presentation = $subject->getPresentation();
+            $presentation_title = $presentation ? ($presentation->getTitle() ?? 'Unknown Presentation') : 'Unknown Presentation';
+            
+
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Presentation Media Upload '%s' (%d) of type %s created for presentation '%s' by user %s",
+                        $title,
+                        $id,
+                        $class_name,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Presentation Media Upload '%s' (%d) for presentation '%s' updated: %s by user %s",
+                        $title,
+                        $id,
+                        $presentation_title,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Presentation Media Upload '%s' (%d) of type %s for presentation '%s' was deleted by user %s",
+                        $title,
+                        $id,
+                        $class_name,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("PresentationMediaUploadAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSlideAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSlideAuditLogFormatter.php
new file mode 100644
index 000000000..8f298f87c
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSlideAuditLogFormatter.php
@@ -0,0 +1,74 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\PresentationSlide;
+use Illuminate\Support\Facades\Log;
+
+class PresentationSlideAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof PresentationSlide) {
+            return null;
+        }
+
+        try {
+            $title = $subject->getName() ?? 'Unknown Slide';
+            $id = $subject->getId() ?? 'unknown';
+            
+            $presentation = $subject->getPresentation();
+            $presentation_title = $presentation ? ($presentation->getTitle() ?? 'Unknown Presentation') : 'Unknown Presentation';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Presentation Slide '%s' (%d) created for presentation '%s' by user %s",
+                        $title,
+                        $id,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Presentation Slide '%s' (%d) for presentation '%s' updated: %s by user %s",
+                        $title,
+                        $id,
+                        $presentation_title,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Presentation Slide '%s' (%d) for presentation '%s' was deleted by user %s",
+                        $title,
+                        $id,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("PresentationSlideAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/PresentationSpeakerAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerAuditLogFormatter.php
similarity index 95%
rename from app/Audit/ConcreteFormatters/PresentationSpeakerAuditLogFormatter.php
rename to app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerAuditLogFormatter.php
index 3d81a3f3c..d9bdf1d2b 100644
--- a/app/Audit/ConcreteFormatters/PresentationSpeakerAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerAuditLogFormatter.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace App\Audit\ConcreteFormatters;
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
 
 /**
  * Copyright 2025 OpenStack Foundation
@@ -22,13 +22,6 @@
 
 class PresentationSpeakerAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof PresentationSpeaker) {
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter.php
new file mode 100644
index 000000000..48a58fdba
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter.php
@@ -0,0 +1,78 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\PresentationSpeakerSummitAssistanceConfirmationRequest;
+use Illuminate\Support\Facades\Log;
+
+class PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof PresentationSpeakerSummitAssistanceConfirmationRequest) {
+            return null;
+        }
+
+        try {
+            $id = $subject->getId() ?? 'unknown';
+            
+            $speaker = $subject->getSpeaker();
+            $speaker_name = $speaker ? sprintf("%s %s", $speaker->getFirstName() ?? '', $speaker->getLastName() ?? '') : 'Unknown Speaker';
+            $speaker_email = $speaker ? ($speaker->getEmail() ?? 'unknown') : 'unknown';
+            $speaker_name = trim($speaker_name) ?: $speaker_email;
+            
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Speaker Assistance Confirmation (%d) for '%s' on Summit '%s' created by user %s",
+                        $id,
+                        $speaker_name,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Speaker Assistance Confirmation (%d) for '%s' on Summit '%s' updated: %s by user %s",
+                        $id,
+                        $speaker_name,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Speaker Assistance Confirmation (%d) for '%s' on Summit '%s' was deleted by user %s",
+                        $id,
+                        $speaker_name,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php
similarity index 79%
rename from app/Audit/ConcreteFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php
rename to app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php
index 4fb260e97..b87576d68 100644
--- a/app/Audit/ConcreteFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace App\Audit\ConcreteFormatters;
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
 
 /**
  * Copyright 2025 OpenStack Foundation
@@ -22,13 +22,6 @@
 
 class PresentationTrackChairRatingTypeAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof PresentationTrackChairRatingType) {
@@ -50,16 +43,11 @@ public function format($subject, array $change_set): ?string
                     );
 
                 case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    $changed_fields = [];
-                    if (isset($change_set['name'])) {
-                        $changed_fields[] = "name";
-                    }
-                    
-                    $fields_str = !empty($changed_fields) ? implode(', ', $changed_fields) : 'properties';
+                    $change_details = $this->buildChangeDetails($change_set);
                     return sprintf(
-                        "Track Chair Rating Type '%s' updated (%s changed) by user %s",
+                        "Track Chair Rating Type '%s' updated: %s by user %s",
                         $name,
-                        $fields_str,
+                        $change_details,
                         $this->getUserInfo()
                     );
 
diff --git a/app/Audit/ConcreteFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php
similarity index 77%
rename from app/Audit/ConcreteFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php
rename to app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php
index abc722245..7dae84e8e 100644
--- a/app/Audit/ConcreteFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace App\Audit\ConcreteFormatters;
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
 
 /**
  * Copyright 2025 OpenStack Foundation
@@ -22,13 +22,6 @@
 
 class PresentationTrackChairScoreTypeAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof PresentationTrackChairScoreType) {
@@ -52,19 +45,11 @@ public function format($subject, array $change_set): ?string
                     );
 
                 case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    $changed_fields = [];
-                    if (isset($change_set['label'])) {
-                        $changed_fields[] = "label";
-                    }
-                    if (isset($change_set['score'])) {
-                        $changed_fields[] = "score";
-                    }
-                    
-                    $fields_str = !empty($changed_fields) ? implode(', ', $changed_fields) : 'properties';
+                    $change_details = $this->buildChangeDetails($change_set);
                     return sprintf(
-                        "Score Type '%s' updated (%s changed) by user %s",
+                        "Score Type '%s' updated: %s by user %s",
                         $label,
-                        $fields_str,
+                        $change_details,
                         $this->getUserInfo()
                     );
 
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationUserSubmissionAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationUserSubmissionAuditLogFormatter.php
new file mode 100644
index 000000000..1c17a3e32
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationUserSubmissionAuditLogFormatter.php
@@ -0,0 +1,67 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\Presentation;
+use Illuminate\Support\Facades\Log;
+
+class PresentationUserSubmissionAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof Presentation) {
+            return null;
+        }
+
+        try {
+            $title = $subject->getTitle() ?? 'Unknown Presentation';
+            $id = $subject->getId() ?? 'unknown';
+            $creator = $subject->getCreator();
+            $creator_name = $creator ? sprintf("%s %s", $creator->getFirstName() ?? '', $creator->getLastName() ?? '') : 'Unknown';
+            $creator_name = trim($creator_name) ?: 'Unknown';
+            $category = $subject->getCategory();
+            $category_name = $category ? $category->getTitle() : 'Unassigned Track';
+            $selection_plan = $subject->getSelectionPlan();
+            $plan_name = $selection_plan ? $selection_plan->getName() : 'Unknown Plan';
+
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Presentation '%s' (%d) submitted by '%s' to track '%s' (Plan: %s) by user %s",
+                        $title,
+                        $id,
+                        $creator_name,
+                        $category_name,
+                        $plan_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Presentation '%s' (%d) updated: %s by user %s",
+                        $title,
+                        $id,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Presentation '%s' (%d) submitted by '%s' to track '%s' was deleted by user %s",
+                        $title,
+                        $id,
+                        $creator_name,
+                        $category_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("PresentationUserSubmissionAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationVideoAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationVideoAuditLogFormatter.php
new file mode 100644
index 000000000..0b911c767
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationVideoAuditLogFormatter.php
@@ -0,0 +1,77 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\PresentationVideo;
+use Illuminate\Support\Facades\Log;
+
+class PresentationVideoAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof PresentationVideo) {
+            return null;
+        }
+
+        try {
+            $title = $subject->getName() ?? 'Unknown Video';
+            $id = $subject->getId() ?? 'unknown';
+            $class_name = $subject->getClassName();
+            
+            $presentation = $subject->getPresentation();
+            $presentation_title = $presentation ? ($presentation->getTitle() ?? 'Unknown Presentation') : 'Unknown Presentation';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Presentation Video '%s' (%d) of type %s created for presentation '%s' by user %s",
+                        $title,
+                        $id,
+                        $class_name,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Presentation Video '%s' (%d) for presentation '%s' updated: %s by user %s",
+                        $title,
+                        $id,
+                        $presentation_title,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Presentation Video '%s' (%d) of type %s for presentation '%s' was deleted by user %s",
+                        $title,
+                        $id,
+                        $class_name,
+                        $presentation_title,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("PresentationVideoAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/PresentationUserSubmissionAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationUserSubmissionAuditLogFormatter.php
deleted file mode 100644
index 011a7395e..000000000
--- a/app/Audit/ConcreteFormatters/PresentationUserSubmissionAuditLogFormatter.php
+++ /dev/null
@@ -1,119 +0,0 @@
-<?php
-
-namespace App\Audit\ConcreteFormatters;
-
-use App\Audit\AbstractAuditLogFormatter;
-use App\Audit\Interfaces\IAuditStrategy;
-use models\summit\Presentation;
-use Illuminate\Support\Facades\Log;
-
-class PresentationUserSubmissionAuditLogFormatter extends AbstractAuditLogFormatter
-{
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
-    public function format($subject, array $change_set): ?string
-    {
-        if (!$subject instanceof Presentation) {
-            return null;
-        }
-
-        try {
-            $title = $subject->getTitle() ?? 'Unknown Presentation';
-            $id = $subject->getId() ?? 'unknown';
-            $creator = $subject->getCreator();
-            $creator_name = $creator ? sprintf("%s %s", $creator->getFirstName() ?? '', $creator->getLastName() ?? '') : 'Unknown';
-            $creator_name = trim($creator_name) ?: 'Unknown';
-            $category = $subject->getCategory();
-            $category_name = $category ? $category->getTitle() : 'Unassigned Track';
-            $selection_plan = $subject->getSelectionPlan();
-            $plan_name = $selection_plan ? $selection_plan->getName() : 'Unknown Plan';
-
-            switch ($this->event_type) {
-                case IAuditStrategy::EVENT_ENTITY_CREATION:
-                    return sprintf(
-                        "Presentation '%s' (%d) submitted by '%s' to track '%s' (Plan: %s) by user %s",
-                        $title,
-                        $id,
-                        $creator_name,
-                        $category_name,
-                        $plan_name,
-                        $this->getUserInfo()
-                    );
-
-                case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    $changed_fields = [];
-                    $old_status = null;
-                    $new_status = null;
-
-                    if (isset($change_set['Title'])) {
-                        $changed_fields[] = "title";
-                    }
-                    if (isset($change_set['Abstract'])) {
-                        $changed_fields[] = "abstract";
-                    }
-                    if (isset($change_set['ProblemAddressed'])) {
-                        $changed_fields[] = "problem_addressed";
-                    }
-                    if (isset($change_set['AttendeesExpectedLearnt'])) {
-                        $changed_fields[] = "attendees_expected_learnt";
-                    }
-                    
-                    if (isset($change_set['Status'])) {
-                        $changed_fields[] = "status";
-                        $old_status = $change_set['Status'][0] ?? null;
-                        $new_status = $change_set['Status'][1] ?? null;
-                    }
-                    if (isset($change_set['CategoryID']) || isset($change_set['category'])) {
-                        $changed_fields[] = "track";
-                    }
-                    if (isset($change_set['Published'])) {
-                        $changed_fields[] = "published";
-                    }
-                    if (isset($change_set['SelectionPlanID'])) {
-                        $changed_fields[] = "selection_plan";
-                    }
-
-                    $fields_str = !empty($changed_fields) ? implode(', ', $changed_fields) : 'properties';
-                    
-                    if ($old_status && $new_status) {
-                        return sprintf(
-                            "Presentation '%s' (%d) status changed: %s → %s (%s changed) by user %s",
-                            $title,
-                            $id,
-                            strtoupper($old_status),
-                            strtoupper($new_status),
-                            $fields_str,
-                            $this->getUserInfo()
-                        );
-                    }
-
-                    return sprintf(
-                        "Presentation '%s' (%d) updated (%s changed) by user %s",
-                        $title,
-                        $id,
-                        $fields_str,
-                        $this->getUserInfo()
-                    );
-
-                case IAuditStrategy::EVENT_ENTITY_DELETION:
-                    return sprintf(
-                        "Presentation '%s' (%d) submitted by '%s' to track '%s' was deleted by user %s",
-                        $title,
-                        $id,
-                        $creator_name,
-                        $category_name,
-                        $this->getUserInfo()
-                    );
-            }
-        } catch (\Exception $ex) {
-            Log::warning("PresentationUserSubmissionAuditLogFormatter error: " . $ex->getMessage());
-        }
-
-        return null;
-    }
-}
diff --git a/app/Audit/ConcreteFormatters/SelectionPlanAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SelectionPlanAuditLogFormatter.php
index 1366ec613..07be883a7 100644
--- a/app/Audit/ConcreteFormatters/SelectionPlanAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SelectionPlanAuditLogFormatter.php
@@ -22,21 +22,6 @@
 
 class SelectionPlanAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
-    private function formatDate($date): string
-    {
-        if ($date instanceof \DateTime) {
-            return $date->format('Y-m-d H:i:s');
-        }
-        return $date ?? 'N/A';
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof SelectionPlan) {
@@ -54,16 +39,16 @@ public function format($subject, array $change_set): ?string
                     $submission_dates = $subject->hasSubmissionPeriodDefined()
                         ? sprintf(
                             "[%s - %s]",
-                            $this->formatDate($subject->getSubmissionBeginDate()),
-                            $this->formatDate($subject->getSubmissionEndDate())
+                            $this->formatAuditDate($subject->getSubmissionBeginDate()),
+                            $this->formatAuditDate($subject->getSubmissionEndDate())
                         )
                         : 'No dates set';
                     
                     $selection_dates = $subject->hasSelectionPeriodDefined()
                         ? sprintf(
                             "[%s - %s]",
-                            $this->formatDate($subject->getSelectionBeginDate()),
-                            $this->formatDate($subject->getSelectionEndDate())
+                            $this->formatAuditDate($subject->getSelectionBeginDate()),
+                            $this->formatAuditDate($subject->getSelectionEndDate())
                         )
                         : 'No dates set';
                     
@@ -78,56 +63,13 @@ public function format($subject, array $change_set): ?string
                     );
 
                 case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    $changed_fields = [];
-                    
-                    if (isset($change_set['Name'])) {
-                        $changed_fields[] = "name";
-                    }
-                    if (isset($change_set['Enabled'])) {
-                        $status = $change_set['Enabled'][1] ? 'enabled' : 'disabled';
-                        $changed_fields[] = "status ($status)";
-                    }
-                    if (isset($change_set['IsHidden'])) {
-                        $changed_fields[] = "visibility";
-                    }
-                    if (isset($change_set['AllowNewPresentations'])) {
-                        $changed_fields[] = "allow_new_presentations";
-                    }
-                    if (isset($change_set['AllowProposedSchedules'])) {
-                        $changed_fields[] = "allow_proposed_schedules";
-                    }
-                    if (isset($change_set['AllowTrackChangeRequests'])) {
-                        $changed_fields[] = "allow_track_change_requests";
-                    }
-                    if (isset($change_set['SubmissionBeginDate']) || isset($change_set['SubmissionEndDate'])) {
-                        $old_begin = isset($change_set['SubmissionBeginDate']) ? $this->formatDate($change_set['SubmissionBeginDate'][0]) : 'N/A';
-                        $new_begin = isset($change_set['SubmissionBeginDate']) ? $this->formatDate($change_set['SubmissionBeginDate'][1]) : 'N/A';
-                        $old_end = isset($change_set['SubmissionEndDate']) ? $this->formatDate($change_set['SubmissionEndDate'][0]) : 'N/A';
-                        $new_end = isset($change_set['SubmissionEndDate']) ? $this->formatDate($change_set['SubmissionEndDate'][1]) : 'N/A';
-                        $changed_fields[] = sprintf("CFP period [%s - %s] → [%s - %s]", $old_begin, $old_end, $new_begin, $new_end);
-                    }
-                    if (isset($change_set['VotingBeginDate']) || isset($change_set['VotingEndDate'])) {
-                        $changed_fields[] = "voting period";
-                    }
-                    if (isset($change_set['SelectionBeginDate']) || isset($change_set['SelectionEndDate'])) {
-                        $changed_fields[] = "selection period";
-                    }
-                    if (isset($change_set['MaxSubmissionAllowedPerUser'])) {
-                        $old_val = $change_set['MaxSubmissionAllowedPerUser'][0] ?? 0;
-                        $new_val = $change_set['MaxSubmissionAllowedPerUser'][1] ?? 0;
-                        $changed_fields[] = sprintf("max_submissions (%d → %d)", $old_val, $new_val);
-                    }
-                    if (isset($change_set['SubmissionPeriodDisclaimer'])) {
-                        $changed_fields[] = "disclaimer";
-                    }
-                    
-                    $fields_str = !empty($changed_fields) ? implode(', ', $changed_fields) : 'properties';
+                    $change_details = $this->buildChangeDetails($change_set);
                     return sprintf(
-                        "Selection Plan '%s' (%d) for Summit '%s' updated (%s changed) by user %s",
+                        "Selection Plan '%s' (%d) for Summit '%s' updated: %s by user %s",
                         $name,
                         $id,
                         $summit_name,
-                        $fields_str,
+                        $change_details,
                         $this->getUserInfo()
                     );
 
diff --git a/app/Audit/ConcreteFormatters/SpeakerAssistanceAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SpeakerAssistanceAuditLogFormatter.php
index 857b9728a..1a8e04a75 100644
--- a/app/Audit/ConcreteFormatters/SpeakerAssistanceAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SpeakerAssistanceAuditLogFormatter.php
@@ -17,18 +17,11 @@
 
 use App\Audit\AbstractAuditLogFormatter;
 use App\Audit\Interfaces\IAuditStrategy;
-use models\summit\PresentationSpeakerSummitAssistanceConfirmationRequest;
+use models\summit\SpeakerAssistanceRequest;
 use Illuminate\Support\Facades\Log;
 
 class SpeakerAssistanceAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof PresentationSpeakerSummitAssistanceConfirmationRequest) {
diff --git a/app/Audit/ConcreteFormatters/SpeakerRegistrationRequestAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SpeakerRegistrationRequestAuditLogFormatter.php
index 21b8eac5a..4a3f263cb 100644
--- a/app/Audit/ConcreteFormatters/SpeakerRegistrationRequestAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SpeakerRegistrationRequestAuditLogFormatter.php
@@ -22,13 +22,6 @@
 
 class SpeakerRegistrationRequestAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof SpeakerRegistrationRequest) {
@@ -51,33 +44,11 @@ public function format($subject, array $change_set): ?string
                     );
 
                 case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    $changed_fields = [];
-                    
-                    if (isset($change_set['Email'])) {
-                        $old_email = $change_set['Email'][0] ?? 'N/A';
-                        $new_email = $change_set['Email'][1] ?? 'N/A';
-                        $changed_fields[] = sprintf("email %s → %s", $old_email, $new_email);
-                    }
-                    if (isset($change_set['IsConfirmed'])) {
-                        $old_status = $change_set['IsConfirmed'][0] ? 'confirmed' : 'pending';
-                        $new_status = $change_set['IsConfirmed'][1] ? 'confirmed' : 'pending';
-                        $changed_fields[] = sprintf("status %s → %s", $old_status, $new_status);
-                    }
-                    if (isset($change_set['ConfirmationDate'])) {
-                        $changed_fields[] = "confirmation_date";
-                    }
-                    if (isset($change_set['ProposerID'])) {
-                        $changed_fields[] = "proposer";
-                    }
-                    if (isset($change_set['SpeakerID'])) {
-                        $changed_fields[] = "speaker";
-                    }
-                    
-                    $fields_str = !empty($changed_fields) ? implode(', ', $changed_fields) : 'properties';
+                    $change_details = $this->buildChangeDetails($change_set);
                     return sprintf(
-                        "Speaker registration request for '%s' (%s changed) by user %s",
+                        "Speaker registration request for '%s' updated: %s by user %s",
                         $email,
-                        $fields_str,
+                        $change_details,
                         $this->getUserInfo()
                     );
 
diff --git a/app/Audit/ConcreteFormatters/SubmissionInvitationAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SubmissionInvitationAuditLogFormatter.php
index 260795fbd..ef8d4e316 100644
--- a/app/Audit/ConcreteFormatters/SubmissionInvitationAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SubmissionInvitationAuditLogFormatter.php
@@ -22,13 +22,6 @@
 
 class SubmissionInvitationAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof SummitSubmissionInvitation) {
@@ -59,31 +52,12 @@ public function format($subject, array $change_set): ?string
                     );
 
                 case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    $changed_fields = [];
-                    
-                    if (isset($change_set['FirstName']) || isset($change_set['LastName'])) {
-                        $changed_fields[] = "name";
-                    }
-                    if (isset($change_set['Email'])) {
-                        $old_email = $change_set['Email'][0] ?? 'N/A';
-                        $new_email = $change_set['Email'][1] ?? 'N/A';
-                        $changed_fields[] = sprintf("email %s to %s", $old_email, $new_email);
-                    }
-                    if (isset($change_set['SentDate'])) {
-                        $old_status = isset($change_set['SentDate'][0]) && $change_set['SentDate'][0] ? 'sent' : 'not sent';
-                        $new_status = isset($change_set['SentDate'][1]) && $change_set['SentDate'][1] ? 'sent' : 'not sent';
-                        $changed_fields[] = sprintf("status %s to %s", $old_status, $new_status);
-                    }
-                    if (isset($change_set['SpeakerID'])) {
-                        $changed_fields[] = "speaker";
-                    }
-                    
-                    $fields_str = !empty($changed_fields) ? implode(', ', $changed_fields) : 'properties';
+                    $change_details = $this->buildChangeDetails($change_set);
                     return sprintf(
-                        "Submission invitation for '%s' (%s) updated (%s changed) by user %s",
+                        "Submission invitation for '%s' (%s) updated: %s by user %s",
                         $email,
                         $id,
-                        $fields_str,
+                        $change_details,
                         $this->getUserInfo()
                     );
 
diff --git a/app/Audit/ConcreteFormatters/SummitAirportAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitAirportAuditLogFormatter.php
new file mode 100644
index 000000000..d42c0f950
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitAirportAuditLogFormatter.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitAirport;
+use Illuminate\Support\Facades\Log;
+
+class SummitAirportAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitAirport) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Airport';
+            $id = $subject->getId() ?? 'unknown';
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Summit Airport '%s' (%d) created for Summit '%s' by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Summit Airport '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Summit Airport '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitAirportAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitAuditLogFormatter.php
new file mode 100644
index 000000000..7d4b0b10f
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitAuditLogFormatter.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\Summit;
+use Illuminate\Support\Facades\Log;
+
+class SummitAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof Summit) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Summit';
+            $id = $subject->getId() ?? 'unknown';
+
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Summit '%s' (%d) created by user %s",
+                        $name,
+                        $id,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Summit '%s' (%d) updated: %s by user %s",
+                        $name,
+                        $id,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Summit '%s' (%d) was deleted by user %s",
+                        $name,
+                        $id,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitEventAttendanceMetricAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitEventAttendanceMetricAuditLogFormatter.php
new file mode 100644
index 000000000..93a597d40
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitEventAttendanceMetricAuditLogFormatter.php
@@ -0,0 +1,76 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitEventAttendanceMetric;
+use Illuminate\Support\Facades\Log;
+
+class SummitEventAttendanceMetricAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitEventAttendanceMetric) {
+            return null;
+        }
+
+        try {
+            $id = $subject->getId() ?? 'unknown';
+            
+            $event = $subject->getEvent();
+            $event_title = $event ? ($event->getTitle() ?? 'Unknown Event') : 'Unknown Event';
+            
+            $member = $subject->getMember();
+            $member_name = $member ? sprintf("%s %s", $member->getFirstName(), $member->getLastName()) : 'Unknown Member';
+            
+
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Attendance Metric (%d) for member '%s' at event '%s' created by user %s",
+                        $id,
+                        $member_name,
+                        $event_title,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Attendance Metric (%d) for event '%s' updated: %s by user %s",
+                        $id,
+                        $event_title,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Attendance Metric (%d) for member '%s' at event '%s' was deleted by user %s",
+                        $id,
+                        $member_name,
+                        $event_title,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitEventAttendanceMetricAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitEventAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitEventAuditLogFormatter.php
new file mode 100644
index 000000000..63f197c9d
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitEventAuditLogFormatter.php
@@ -0,0 +1,74 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitEvent;
+use Illuminate\Support\Facades\Log;
+
+class SummitEventAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitEvent) {
+            return null;
+        }
+
+        try {
+            $title = $subject->getTitle() ?? 'Unknown Event';
+            $id = $subject->getId() ?? 'unknown';
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Summit Event '%s' (%d) created for Summit '%s' by user %s",
+                        $title,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Summit Event '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $title,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Summit Event '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $title,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitEventAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitExternalLocationAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitExternalLocationAuditLogFormatter.php
new file mode 100644
index 000000000..7c8ce6103
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitExternalLocationAuditLogFormatter.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitExternalLocation;
+use Illuminate\Support\Facades\Log;
+
+class SummitExternalLocationAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitExternalLocation) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Location';
+            $id = $subject->getId() ?? 'unknown';
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "External Location '%s' (%d) created for Summit '%s' by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "External Location '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "External Location '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitExternalLocationAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitGeoLocatedLocationAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitGeoLocatedLocationAuditLogFormatter.php
new file mode 100644
index 000000000..2f52254b1
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitGeoLocatedLocationAuditLogFormatter.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitGeoLocatedLocation;
+use Illuminate\Support\Facades\Log;
+
+class SummitGeoLocatedLocationAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitGeoLocatedLocation) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Location';
+            $id = $subject->getId() ?? 'unknown';
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Geo-Located Location '%s' (%d) created for Summit '%s' by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Geo-Located Location '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Geo-Located Location '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitGeoLocatedLocationAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitHotelAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitHotelAuditLogFormatter.php
new file mode 100644
index 000000000..203d05df8
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitHotelAuditLogFormatter.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitHotel;
+use Illuminate\Support\Facades\Log;
+
+class SummitHotelAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitHotel) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Hotel';
+            $id = $subject->getId() ?? 'unknown';
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Summit Hotel '%s' (%d) created for Summit '%s' by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Summit Hotel '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Summit Hotel '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitHotelAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitMediaUploadTypeAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitMediaUploadTypeAuditLogFormatter.php
new file mode 100644
index 000000000..76c4da7fa
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitMediaUploadTypeAuditLogFormatter.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitMediaUploadType;
+use Illuminate\Support\Facades\Log;
+
+class SummitMediaUploadTypeAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitMediaUploadType) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Media Type';
+            $id = $subject->getId() ?? 'unknown';
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Media Upload Type '%s' (%d) created for Summit '%s' by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Media Upload Type '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Media Upload Type '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitMediaUploadTypeAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitMemberScheduleAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitMemberScheduleAuditLogFormatter.php
index a7c45a967..ce00d0cf6 100644
--- a/app/Audit/ConcreteFormatters/SummitMemberScheduleAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SummitMemberScheduleAuditLogFormatter.php
@@ -18,13 +18,6 @@
 
 class SummitMemberScheduleAuditLogFormatter extends AbstractAuditLogFormatter
 {
-
-    private string $event_type;
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     /**
      * @param $subject
      * @param array $change_set
diff --git a/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php
index 2fbe1ad4f..07780e471 100644
--- a/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php
@@ -22,13 +22,6 @@
 
 class SummitTrackChairAuditLogFormatter extends AbstractAuditLogFormatter
 {
-    private string $event_type;
-
-    public function __construct(string $event_type)
-    {
-        $this->event_type = $event_type;
-    }
-
     public function format($subject, array $change_set): ?string
     {
         if (!$subject instanceof SummitTrackChair) {
@@ -56,29 +49,13 @@ public function format($subject, array $change_set): ?string
                     );
 
                 case IAuditStrategy::EVENT_ENTITY_UPDATE:
-                    if (isset($change_set['categories'])) {
-                        $old_cats = $change_set['categories'][0] ?? [];
-                        $new_cats = $change_set['categories'][1] ?? [];
-                        
-                        $old_names = is_array($old_cats) 
-                            ? array_map(fn($c) => $c->getTitle() ?? 'Unknown', $old_cats)
-                            : [];
-                        $new_names = is_array($new_cats)
-                            ? array_map(fn($c) => $c->getTitle() ?? 'Unknown', $new_cats)
-                            : [];
-                        
-                        $old_str = !empty($old_names) ? implode(', ', $old_names) : 'None';
-                        $new_str = !empty($new_names) ? implode(', ', $new_names) : 'None';
-                        
-                        return sprintf(
-                            "Track Chair '%s' tracks changed: [%s] → [%s] by user %s",
-                            $member_name,
-                            $old_str,
-                            $new_str,
-                            $this->getUserInfo()
-                        );
-                    }
-                    return sprintf("Track Chair '%s' updated by user %s", $member_name, $this->getUserInfo());
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Track Chair '%s' updated: %s by user %s",
+                        $member_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
 
                 case IAuditStrategy::EVENT_ENTITY_DELETION:
                     return sprintf(
diff --git a/app/Audit/ConcreteFormatters/SummitVenueAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitVenueAuditLogFormatter.php
new file mode 100644
index 000000000..4ac585993
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitVenueAuditLogFormatter.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitVenue;
+use Illuminate\Support\Facades\Log;
+
+class SummitVenueAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitVenue) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Venue';
+            $id = $subject->getId() ?? 'unknown';
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Summit Venue '%s' (%d) created for Summit '%s' by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Summit Venue '%s' (%d) for Summit '%s' updated: %s by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Summit Venue '%s' (%d) for Summit '%s' was deleted by user %s",
+                        $name,
+                        $id,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitVenueAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitVenueRoomAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitVenueRoomAuditLogFormatter.php
new file mode 100644
index 000000000..061e53a0c
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitVenueRoomAuditLogFormatter.php
@@ -0,0 +1,80 @@
+<?php
+
+namespace App\Audit\ConcreteFormatters;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+use App\Audit\AbstractAuditLogFormatter;
+use App\Audit\Interfaces\IAuditStrategy;
+use models\summit\SummitVenueRoom;
+use Illuminate\Support\Facades\Log;
+
+class SummitVenueRoomAuditLogFormatter extends AbstractAuditLogFormatter
+{
+    public function format($subject, array $change_set): ?string
+    {
+        if (!$subject instanceof SummitVenueRoom) {
+            return null;
+        }
+
+        try {
+            $name = $subject->getName() ?? 'Unknown Room';
+            $id = $subject->getId() ?? 'unknown';
+            
+            $venue = $subject->getVenue();
+            $venue_name = $venue ? ($venue->getName() ?? 'Unknown Venue') : 'Unknown Venue';
+            
+            $summit = $subject->getSummit();
+            $summit_name = $summit ? ($summit->getName() ?? 'Unknown Summit') : 'Unknown Summit';
+            
+            switch ($this->event_type) {
+                case IAuditStrategy::EVENT_ENTITY_CREATION:
+                    return sprintf(
+                        "Venue Room '%s' (%d) created in Venue '%s' for Summit '%s' by user %s",
+                        $name,
+                        $id,
+                        $venue_name,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_UPDATE:
+                    $change_details = $this->buildChangeDetails($change_set);
+                    return sprintf(
+                        "Venue Room '%s' (%d) in Venue '%s' for Summit '%s' updated: %s by user %s",
+                        $name,
+                        $id,
+                        $venue_name,
+                        $summit_name,
+                        $change_details,
+                        $this->getUserInfo()
+                    );
+
+                case IAuditStrategy::EVENT_ENTITY_DELETION:
+                    return sprintf(
+                        "Venue Room '%s' (%d) in Venue '%s' for Summit '%s' was deleted by user %s",
+                        $name,
+                        $id,
+                        $venue_name,
+                        $summit_name,
+                        $this->getUserInfo()
+                    );
+            }
+        } catch (\Exception $ex) {
+            Log::warning("SummitVenueRoomAuditLogFormatter error: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/Utils/DateFormatter.php b/app/Audit/Utils/DateFormatter.php
new file mode 100644
index 000000000..11d37d11d
--- /dev/null
+++ b/app/Audit/Utils/DateFormatter.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace App\Audit\Utils;
+
+/**
+ * Copyright 2025 OpenStack Foundation
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+class DateFormatter
+{
+
+    public static function format($date, string $format = 'Y-m-d H:i:s'): string
+    {
+        if ($date instanceof \DateTimeInterface) {
+            return $date->format($format);
+        }
+        if ($date instanceof \DateTime) {
+            return $date->format($format);
+        }
+        return 'N/A';
+    }
+}
diff --git a/config/audit_log.php b/config/audit_log.php
index 23e9de21b..51462a6b5 100644
--- a/config/audit_log.php
+++ b/config/audit_log.php
@@ -8,10 +8,11 @@
         ],
         \models\summit\PresentationSpeaker::class => [
             'enabled' => true,
-            'strategy' => \App\Audit\ConcreteFormatters\PresentationSpeakerAuditLogFormatter::class,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationSpeakerAuditLogFormatter::class,
         ],
         \models\summit\Presentation::class => [
             'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationUserSubmissionAuditLogFormatter::class,
             'strategies' => [
                 [
                     'route' => 'POST|api/v1/summits/{id}/events',
@@ -49,7 +50,7 @@
         ],
         \models\summit\PresentationSpeakerSummitAssistanceConfirmationRequest::class => [
             'enabled' => true,
-            'strategy' => \App\Audit\ConcreteFormatters\SpeakerAssistanceAuditLogFormatter::class,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter::class,
         ],
         \models\summit\SummitTrackChair::class => [
             'enabled' => true,
@@ -57,11 +58,71 @@
         ],
         \App\Models\Foundation\Summit\Events\Presentations\TrackChairs\PresentationTrackChairRatingType::class => [
             'enabled' => true,
-            'strategy' => \App\Audit\ConcreteFormatters\PresentationTrackChairRatingTypeAuditLogFormatter::class,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationTrackChairRatingTypeAuditLogFormatter::class,
         ],
         \App\Models\Foundation\Summit\Events\Presentations\TrackChairs\PresentationTrackChairScoreType::class => [
             'enabled' => true,
-            'strategy' => \App\Audit\ConcreteFormatters\PresentationTrackChairScoreTypeAuditLogFormatter::class,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationTrackChairScoreTypeAuditLogFormatter::class,
+        ],
+        \models\summit\Summit::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitAuditLogFormatter::class,
+        ],
+        \models\summit\SummitEvent::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitEventAuditLogFormatter::class,
+        ],
+        \models\summit\SummitGeoLocatedLocation::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitGeoLocatedLocationAuditLogFormatter::class,
+        ],
+        \models\summit\PresentationVideo::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationVideoAuditLogFormatter::class,
+        ],
+        \models\summit\PresentationSlide::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationSlideAuditLogFormatter::class,
+        ],
+        \models\summit\PresentationLink::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationLinkAuditLogFormatter::class,
+        ],
+        \models\summit\PresentationMediaUpload::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationMediaUploadAuditLogFormatter::class,
+        ],
+        \models\summit\PresentationActionType::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\PresentationFormatters\PresentationActionTypeAuditLogFormatter::class,
+        ],
+        \models\summit\SummitEventAttendanceMetric::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitEventAttendanceMetricAuditLogFormatter::class,
+        ],
+        \models\summit\SummitMediaUploadType::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitMediaUploadTypeAuditLogFormatter::class,
+        ],
+        \models\summit\SummitVenue::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitVenueAuditLogFormatter::class,
+        ],
+        \models\summit\SummitExternalLocation::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitExternalLocationAuditLogFormatter::class,
+        ],
+        \models\summit\SummitHotel::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitHotelAuditLogFormatter::class,
+        ],
+        \models\summit\SummitAirport::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitAirportAuditLogFormatter::class,
+        ],
+        \models\summit\SummitVenueRoom::class => [
+            'enabled' => true,
+            'strategy' => \App\Audit\ConcreteFormatters\SummitVenueRoomAuditLogFormatter::class,
         ],
     ]
 ];