diff --git a/frontend/src/pages/ActivityLogPage.vue b/frontend/src/pages/ActivityLogPage.vue
index 1b471fb0f..471ff737b 100644
--- a/frontend/src/pages/ActivityLogPage.vue
+++ b/frontend/src/pages/ActivityLogPage.vue
@@ -14,6 +14,8 @@ import "@carbon/web-components/es/components/tag/index";
 import Avatar16 from "@carbon/icons-vue/es/user--avatar/16";
 import Avatar20 from "@carbon/icons-vue/es/user--avatar/20";
 import Location20 from "@carbon/icons-vue/es/location/20";
+import User20 from "@carbon/icons-vue/es/user/20";
+import Multiple20 from "@carbon/icons-vue/es/user--multiple/20";
 
 const auditLogs = ref<AuditLogResult[]>([]);
 const detailsVisible = ref<{ [key: number]: boolean }>({});
@@ -91,6 +93,8 @@ const toggleDetails = (index: number) => {
             <td style="width: 2rem !important;">
               <span v-if="group[0].tableName === 'FOR_CLI_AUDIT'"><Avatar20 /></span>
               <span v-if="group[0].tableName === 'CLI_LOCN_AUDIT'"><Location20 /></span>
+              <span v-if="group[0].tableName === 'CLI_CON_AUDIT'"><User20 /></span>
+              <span v-if="group[0].tableName === 'CLIENT_DOING_BUSINESS_AS_AUDIT'"><Multiple20 /></span>
             </td>
             <td class="label-02" style="vertical-align: middle;">
               <h4>
@@ -103,9 +107,11 @@ const toggleDetails = (index: number) => {
                 <span v-if="group[0].tableName === 'CLI_CON_AUDIT'">
                   Contact "{{ group[0].identifierLabel }}"
                 </span>
-
+                <span v-if="group[0].tableName === 'CLIENT_DOING_BUSINESS_AS_AUDIT'">
+                  Doing business as 
+                </span>
                 <span v-if="group[0].changeType === 'UPDATE'">updated</span>
-                <span v-if="group[0].changeType === 'DELETE'">updated</span><!-- TBD based on the table -->
+                <span v-if="group[0].changeType === 'DELETE'">deleted</span>
                 <span v-if="group[0].changeType === 'INSERT'">added</span>
 
               </h4>
diff --git a/legacy/src/main/java/ca/bc/gov/app/repository/ForestClientRepository.java b/legacy/src/main/java/ca/bc/gov/app/repository/ForestClientRepository.java
index ecfe68ffd..299d29d8e 100644
--- a/legacy/src/main/java/ca/bc/gov/app/repository/ForestClientRepository.java
+++ b/legacy/src/main/java/ca/bc/gov/app/repository/ForestClientRepository.java
@@ -795,7 +795,7 @@ WITH AUDIT_DATA AS (
           A.UPDATE_USERID,
           CASE
             WHEN OLD_VALUE IS NULL AND TRIM(NEW_VALUE) IS NOT NULL THEN 'INSERT'
-            WHEN OLD_VALUE IS NOT NULL AND NEW_VALUE IS NULL THEN 'DELETE'
+            WHEN OLD_VALUE IS NOT NULL AND NEW_VALUE IS NULL THEN 'UPDATE'
             WHEN TRIM(OLD_VALUE) <> TRIM(NEW_VALUE) THEN 'UPDATE'
           END AS CHANGE_TYPE,
           REASON
@@ -817,7 +817,8 @@ WITH AUDIT_DATA AS (
           BUS_CONTACT_CODE AS NEW_VALUE,
           LAG(BUS_CONTACT_CODE) OVER (PARTITION BY CLIENT_CONTACT_ID ORDER BY UPDATE_TIMESTAMP) AS OLD_VALUE,
           UPDATE_TIMESTAMP,
-          UPDATE_USERID
+          UPDATE_USERID,
+          CLIENT_AUDIT_CODE
         FROM THE.CLI_CON_AUDIT
         WHERE CLIENT_NUMBER = :clientNumber
 
@@ -830,7 +831,8 @@ WITH AUDIT_DATA AS (
           CONTACT_NAME AS NEW_VALUE,
           LAG(CONTACT_NAME) OVER (PARTITION BY CLIENT_CONTACT_ID ORDER BY UPDATE_TIMESTAMP) AS OLD_VALUE,
           UPDATE_TIMESTAMP,
-          UPDATE_USERID
+          UPDATE_USERID,
+          CLIENT_AUDIT_CODE
         FROM THE.CLI_CON_AUDIT
         WHERE CLIENT_NUMBER = :clientNumber
 
@@ -843,7 +845,8 @@ WITH AUDIT_DATA AS (
           BUSINESS_PHONE AS NEW_VALUE,
           LAG(BUSINESS_PHONE) OVER (PARTITION BY CLIENT_CONTACT_ID ORDER BY UPDATE_TIMESTAMP) AS OLD_VALUE,
           UPDATE_TIMESTAMP,
-          UPDATE_USERID
+          UPDATE_USERID,
+          CLIENT_AUDIT_CODE
         FROM THE.CLI_CON_AUDIT
         WHERE CLIENT_NUMBER = :clientNumber
 
@@ -856,7 +859,8 @@ WITH AUDIT_DATA AS (
           CELL_PHONE AS NEW_VALUE,
           LAG(CELL_PHONE) OVER (PARTITION BY CLIENT_CONTACT_ID ORDER BY UPDATE_TIMESTAMP) AS OLD_VALUE,
           UPDATE_TIMESTAMP,
-          UPDATE_USERID
+          UPDATE_USERID,
+          CLIENT_AUDIT_CODE
         FROM THE.CLI_CON_AUDIT
         WHERE CLIENT_NUMBER = :clientNumber
 
@@ -869,7 +873,8 @@ WITH AUDIT_DATA AS (
           FAX_NUMBER AS NEW_VALUE,
           LAG(FAX_NUMBER) OVER (PARTITION BY CLIENT_CONTACT_ID ORDER BY UPDATE_TIMESTAMP) AS OLD_VALUE,
           UPDATE_TIMESTAMP,
-          UPDATE_USERID
+          UPDATE_USERID,
+          CLIENT_AUDIT_CODE
         FROM THE.CLI_CON_AUDIT
         WHERE CLIENT_NUMBER = :clientNumber
 
@@ -882,7 +887,8 @@ WITH AUDIT_DATA AS (
           EMAIL_ADDRESS AS NEW_VALUE,
           LAG(EMAIL_ADDRESS) OVER (PARTITION BY CLIENT_CONTACT_ID ORDER BY UPDATE_TIMESTAMP) AS OLD_VALUE,
           UPDATE_TIMESTAMP,
-          UPDATE_USERID
+          UPDATE_USERID,
+          CLIENT_AUDIT_CODE
         FROM THE.CLI_CON_AUDIT
         WHERE CLIENT_NUMBER = :clientNumber
       )
@@ -897,20 +903,69 @@ WITH AUDIT_DATA AS (
         A.UPDATE_TIMESTAMP,
         A.UPDATE_USERID,
         CASE
-          WHEN OLD_VALUE IS NULL AND TRIM(NEW_VALUE) IS NOT NULL THEN 'INSERT'
-          WHEN OLD_VALUE IS NOT NULL AND NEW_VALUE IS NULL THEN 'DELETE'
-          WHEN TRIM(OLD_VALUE) <> TRIM(NEW_VALUE) THEN 'UPDATE'
+          WHEN C.CONTACT_NAME IS NULL THEN 'DELETE'
+          WHEN A.CLIENT_AUDIT_CODE = 'UPD' THEN 'UPDATE'
+          WHEN A.CLIENT_AUDIT_CODE = 'INS' THEN 'UPDATE'
         END AS CHANGE_TYPE,
         '' AS REASON
       FROM AUDIT_DATA A
-      INNER JOIN THE.CLIENT_CONTACT C
+      FULL OUTER JOIN THE.CLIENT_CONTACT C
     ON A.IDX = C.CLIENT_CONTACT_ID
       WHERE
         (OLD_VALUE IS NULL AND TRIM(NEW_VALUE) IS NOT NULL)
         OR (OLD_VALUE IS NOT NULL AND NEW_VALUE IS NULL)
         OR (TRIM(OLD_VALUE) <> TRIM(NEW_VALUE))
       ORDER BY A.UPDATE_TIMESTAMP DESC
-      """)
-  Flux<AuditLogDto> findConctactAuditLogsByClientNumber(String clientNumber);
+        """)
+  Flux<AuditLogDto> findContactAuditLogsByClientNumber(String clientNumber);
+
+  @Query("""
+      WITH AUDIT_DATA AS (
+                SELECT
+                    'CLIENT_DOING_BUSINESS_AS_AUDIT' AS TABLE_NAME,
+                    CLIENT_DBA_ID AS IDX,
+                    'DOING_BUSINESS_AS_NAME' AS COLUMN_NAME,
+                    DOING_BUSINESS_AS_NAME AS NEW_VALUE,
+                    LAG(DOING_BUSINESS_AS_NAME) OVER (
+                        PARTITION BY CLIENT_NUMBER, CLIENT_DBA_ID
+                        ORDER BY UPDATE_TIMESTAMP
+                    ) AS OLD_VALUE,
+                    LEAD(DOING_BUSINESS_AS_NAME) OVER (
+                        PARTITION BY CLIENT_NUMBER, CLIENT_DBA_ID
+                        ORDER BY UPDATE_TIMESTAMP
+                    ) AS NEXT_VALUE,
+                    CLIENT_AUDIT_CODE,
+                    UPDATE_TIMESTAMP,
+                    UPDATE_USERID,
+                    '' AS REASON
+                FROM THE.CLIENT_DOING_BUSINESS_AS_AUDIT
+                WHERE CLIENT_NUMBER = :clientNumber
+            )
+
+            SELECT
+                TABLE_NAME,
+                IDX,
+                '' AS IDENTIFIER_LABEL,
+                COLUMN_NAME,
+                OLD_VALUE,
+                NEW_VALUE,
+                A.UPDATE_TIMESTAMP,
+                A.UPDATE_USERID,
+                CASE
+                    WHEN OLD_VALUE IS NULL AND TRIM(NEW_VALUE) IS NOT NULL THEN 'INSERT'
+                    WHEN OLD_VALUE IS NOT NULL AND NEW_VALUE IS NULL THEN 'UPDATE'
+                    WHEN TRIM(OLD_VALUE) <> TRIM(NEW_VALUE) THEN 'UPDATE'
+                    WHEN OLD_VALUE IS NOT NULL AND NEXT_VALUE IS NULL THEN 'DELETE'
+                END AS CHANGE_TYPE,
+                REASON
+            FROM AUDIT_DATA A
+            WHERE
+                (OLD_VALUE IS NULL AND TRIM(NEW_VALUE) IS NOT NULL)
+                OR (OLD_VALUE IS NOT NULL AND NEW_VALUE IS NULL)
+                OR (TRIM(OLD_VALUE) <> TRIM(NEW_VALUE))
+                OR (OLD_VALUE IS NOT NULL AND NEXT_VALUE IS NULL)
+            ORDER BY A.UPDATE_TIMESTAMP DESC, CHANGE_TYPE ASC
+                  """)
+  Flux<AuditLogDto> findDoingBusinessAsAuditLogsByClientNumber(String clientNumber);
   
 }
\ No newline at end of file
diff --git a/legacy/src/main/java/ca/bc/gov/app/service/ClientSearchService.java b/legacy/src/main/java/ca/bc/gov/app/service/ClientSearchService.java
index c91631aa9..1e4744982 100644
--- a/legacy/src/main/java/ca/bc/gov/app/service/ClientSearchService.java
+++ b/legacy/src/main/java/ca/bc/gov/app/service/ClientSearchService.java
@@ -590,7 +590,8 @@ public Flux<AuditLogDto> findAuditLogsByClientNumber(String clientNumber) {
         .merge(
             forestClientRepository.findLocationAuditLogsByClientNumber(clientNumber),
             forestClientRepository.findClientInformationAuditLogsByClientNumber(clientNumber),
-            forestClientRepository.findConctactAuditLogsByClientNumber(clientNumber)
+            forestClientRepository.findContactAuditLogsByClientNumber(clientNumber),
+            forestClientRepository.findDoingBusinessAsAuditLogsByClientNumber(clientNumber)
         )
         .sort(Comparator
             .comparing(AuditLogDto::updateTimestamp, Comparator.nullsLast(Comparator.naturalOrder())).reversed()