diff --git a/app/Audit/AbstractAuditLogFormatter.php b/app/Audit/AbstractAuditLogFormatter.php
index 6fc8e7364..371607bae 100644
--- a/app/Audit/AbstractAuditLogFormatter.php
+++ b/app/Audit/AbstractAuditLogFormatter.php
@@ -41,5 +41,78 @@ protected function getUserInfo(): string
         return sprintf("%s (%s)", $user_name, $user_id);
     }
 
+
+    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/EntityUpdateAuditLogFormatter.php b/app/Audit/ConcreteFormatters/EntityUpdateAuditLogFormatter.php
index 28306711c..c11053153 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',
diff --git a/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php b/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php
index b793766e9..bc2c8c24e 100644
--- a/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/FeaturedSpeakerAuditLogFormatter.php
@@ -59,23 +59,12 @@ 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..28ed6a109
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationActionTypeAuditLogFormatter.php
@@ -0,0 +1,81 @@
+<?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
+{
+    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 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..f4214996e
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationLinkAuditLogFormatter.php
@@ -0,0 +1,84 @@
+<?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
+{
+    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 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..ea032904e
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationMediaUploadAuditLogFormatter.php
@@ -0,0 +1,85 @@
+<?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
+{
+    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 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..5777f2c4d
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSlideAuditLogFormatter.php
@@ -0,0 +1,81 @@
+<?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
+{
+    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 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 98%
rename from app/Audit/ConcreteFormatters/PresentationSpeakerAuditLogFormatter.php
rename to app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerAuditLogFormatter.php
index 3d81a3f3c..7ddfa496c 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
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter.php
new file mode 100644
index 000000000..1112935f4
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationSpeakerSummitAssistanceConfirmationAuditLogFormatter.php
@@ -0,0 +1,85 @@
+<?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
+{
+    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) {
+            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 84%
rename from app/Audit/ConcreteFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php
rename to app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairRatingTypeAuditLogFormatter.php
index 4fb260e97..15dea2c7b 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
@@ -50,16 +50,11 @@ 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 81%
rename from app/Audit/ConcreteFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php
rename to app/Audit/ConcreteFormatters/PresentationFormatters/PresentationTrackChairScoreTypeAuditLogFormatter.php
index abc722245..5ed9d512a 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
@@ -52,19 +52,11 @@ 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/PresentationUserSubmissionAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationUserSubmissionAuditLogFormatter.php
similarity index 52%
rename from app/Audit/ConcreteFormatters/PresentationUserSubmissionAuditLogFormatter.php
rename to app/Audit/ConcreteFormatters/PresentationFormatters/PresentationUserSubmissionAuditLogFormatter.php
index 011a7395e..579acc9a0 100644
--- a/app/Audit/ConcreteFormatters/PresentationUserSubmissionAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationUserSubmissionAuditLogFormatter.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace App\Audit\ConcreteFormatters;
+namespace App\Audit\ConcreteFormatters\PresentationFormatters;
 
 use App\Audit\AbstractAuditLogFormatter;
 use App\Audit\Interfaces\IAuditStrategy;
@@ -46,57 +46,12 @@ public function format($subject, array $change_set): ?string
                     );
 
                 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()
-                        );
-                    }
-
+                    $change_details = $this->buildChangeDetails($change_set);
                     return sprintf(
-                        "Presentation '%s' (%d) updated (%s changed) by user %s",
+                        "Presentation '%s' (%d) updated: %s by user %s",
                         $title,
                         $id,
-                        $fields_str,
+                        $change_details,
                         $this->getUserInfo()
                     );
 
diff --git a/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationVideoAuditLogFormatter.php b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationVideoAuditLogFormatter.php
new file mode 100644
index 000000000..81d4ea57d
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/PresentationFormatters/PresentationVideoAuditLogFormatter.php
@@ -0,0 +1,84 @@
+<?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
+{
+    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 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/SelectionPlanAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SelectionPlanAuditLogFormatter.php
index 1366ec613..4ef5eade2 100644
--- a/app/Audit/ConcreteFormatters/SelectionPlanAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SelectionPlanAuditLogFormatter.php
@@ -29,14 +29,6 @@ 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 +46,16 @@ public function format($subject, array $change_set): ?string
                     $submission_dates = $subject->hasSubmissionPeriodDefined()
                         ? sprintf(
                             "[%s - %s]",
-                            $this->formatDate($subject->getSubmissionBeginDate()),
-                            $this->formatDate($subject->getSubmissionEndDate())
+                            $subject->getSubmissionBeginDate()?->format('Y-m-d H:i:s') ?? 'N/A',
+                            $subject->getSubmissionEndDate()?->format('Y-m-d H:i:s') ?? 'N/A'
                         )
                         : 'No dates set';
                     
                     $selection_dates = $subject->hasSelectionPeriodDefined()
                         ? sprintf(
                             "[%s - %s]",
-                            $this->formatDate($subject->getSelectionBeginDate()),
-                            $this->formatDate($subject->getSelectionEndDate())
+                            $subject->getSelectionBeginDate()?->format('Y-m-d H:i:s') ?? 'N/A',
+                            $subject->getSelectionEndDate()?->format('Y-m-d H:i:s') ?? 'N/A'
                         )
                         : 'No dates set';
                     
@@ -78,56 +70,13 @@ 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/SpeakerRegistrationRequestAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SpeakerRegistrationRequestAuditLogFormatter.php
index 21b8eac5a..3422d0016 100644
--- a/app/Audit/ConcreteFormatters/SpeakerRegistrationRequestAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SpeakerRegistrationRequestAuditLogFormatter.php
@@ -51,33 +51,11 @@ 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..4ed74e9af 100644
--- a/app/Audit/ConcreteFormatters/SubmissionInvitationAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SubmissionInvitationAuditLogFormatter.php
@@ -59,31 +59,12 @@ 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..722995958
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitAirportAuditLogFormatter.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\SummitAirport;
+use Illuminate\Support\Facades\Log;
+
+class SummitAirportAuditLogFormatter 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 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..f4045b347
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitAuditLogFormatter.php
@@ -0,0 +1,75 @@
+<?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
+{
+    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 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..0b435fb89
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitEventAttendanceMetricAuditLogFormatter.php
@@ -0,0 +1,83 @@
+<?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
+{
+    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 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..24ba17af5
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitEventAuditLogFormatter.php
@@ -0,0 +1,81 @@
+<?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
+{
+    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 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..0a414b32d
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitExternalLocationAuditLogFormatter.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\SummitExternalLocation;
+use Illuminate\Support\Facades\Log;
+
+class SummitExternalLocationAuditLogFormatter 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 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..99ce43d7c
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitGeoLocatedLocationAuditLogFormatter.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\SummitGeoLocatedLocation;
+use Illuminate\Support\Facades\Log;
+
+class SummitGeoLocatedLocationAuditLogFormatter 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 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..0838b4e01
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitHotelAuditLogFormatter.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\SummitHotel;
+use Illuminate\Support\Facades\Log;
+
+class SummitHotelAuditLogFormatter 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 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..d806163b7
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitMediaUploadTypeAuditLogFormatter.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\SummitMediaUploadType;
+use Illuminate\Support\Facades\Log;
+
+class SummitMediaUploadTypeAuditLogFormatter 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 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: " . $ex->getMessage());
+        }
+
+        return null;
+    }
+}
diff --git a/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php b/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php
index 2fbe1ad4f..4854236a0 100644
--- a/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php
+++ b/app/Audit/ConcreteFormatters/SummitTrackChairAuditLogFormatter.php
@@ -56,29 +56,13 @@ public function format($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..9c36e6e3f
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitVenueAuditLogFormatter.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\SummitVenue;
+use Illuminate\Support\Facades\Log;
+
+class SummitVenueAuditLogFormatter 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 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..94e04e024
--- /dev/null
+++ b/app/Audit/ConcreteFormatters/SummitVenueRoomAuditLogFormatter.php
@@ -0,0 +1,87 @@
+<?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
+{
+    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 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/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,
         ],
     ]
 ];