diff --git a/docsfera.json b/docsfera.json
index ab3a2c1..9cb09aa 100644
--- a/docsfera.json
+++ b/docsfera.json
@@ -3877,6 +3877,16 @@
                 ],
                 "type": "string"
               }
+            },
+            {
+              "name": "owner",
+              "required": false,
+              "in": "query",
+              "description": "ID do usuário owner para filtrar data assets",
+              "example": "user-id-1,user-id-2",
+              "schema": {
+                "type": "string"
+              }
             }
           ],
           "responses": {
@@ -4006,6 +4016,16 @@
                 ],
                 "type": "string"
               }
+            },
+            {
+              "name": "owner",
+              "required": false,
+              "in": "query",
+              "description": "ID do usuário owner para filtrar data assets",
+              "example": "user-id-1,user-id-2",
+              "schema": {
+                "type": "string"
+              }
             }
           ],
           "responses": {
diff --git a/src/modules/catalog/catalog.service.ts b/src/modules/catalog/catalog.service.ts
index 1848dcd..4fd9619 100644
--- a/src/modules/catalog/catalog.service.ts
+++ b/src/modules/catalog/catalog.service.ts
@@ -209,10 +209,58 @@ class CatalogService implements OnModuleInit {
     metadata: Metadata,
     customer_id: string,
   ) {
-    this.logger.info('CatalogService - searchDataAssets');
+    this.logger.info('CatalogService - searchDataAssets', { query });
 
     const { search, page, size, sort_by, order, ...filters } = query;
 
+    this.logger.debug('Extracted filters:', { filters });
+
+    if (filters.owner) {
+      const { users: customer_users } =
+        await this.userService.findAllUsersByCustomerId(customer_id);
+      
+      this.logger.info('Available users in database count:', { count: customer_users.length });
+      this.logger.info('First 5 users:', {
+        users: customer_users.slice(0, 5).map(u => ({ id: u.id, email: u.email, name: u.name }))
+      });
+
+      const ownerValues = Array.isArray(filters.owner) 
+        ? filters.owner 
+        : (typeof filters.owner === 'string' && filters.owner.includes(',') 
+            ? filters.owner.split(',').map((o: string) => o.trim()) 
+            : [filters.owner]);
+      
+      this.logger.info('Owner values to convert:', { ownerValues, ownerFiltersOriginal: filters.owner });
+
+      const ownerIds = ownerValues
+        .map((ownerValue: string) => {
+          const normalizedOwner = ownerValue.replace(/\s/g, '+');
+          const user = customer_users.find(u => {
+            const isIdMatch = u.id === ownerValue;
+            const isEmailMatch = u.email === ownerValue || u.email === normalizedOwner;
+            const isNameMatch = u.name === ownerValue || u.name === normalizedOwner;
+            this.logger.info('Comparing:', {
+              userId: u.id,
+              userEmail: u.email,
+              userName: u.name,
+              filterValue: ownerValue,
+              normalizedFilter: normalizedOwner,
+              idMatch: isIdMatch,
+              emailMatch: isEmailMatch,
+              nameMatch: isNameMatch,
+            });
+            return isIdMatch || isEmailMatch || isNameMatch;
+          });
+          this.logger.info('Looking for owner result:', { ownerValue, found: !!user, userId: user?.id });
+          return user?.id || ownerValue;
+        })
+        .filter((id: string) => id);
+
+      if (ownerIds.length > 0) {
+        filters.owner = ownerIds;
+      }
+    }
+
     const { data_assets, total } = await lastValueFrom(
       this.catalogReadService.GetAllDataAssets(
         {
@@ -404,7 +452,7 @@ class CatalogService implements OnModuleInit {
     return data_assets.map((data_asset) => {
       const owner = customer_users.find(
         (u) => u.id === data_asset.owner,
-      )?.username;
+      )?.email;
 
       const roles = [];
       const users = [];
@@ -417,7 +465,7 @@ class CatalogService implements OnModuleInit {
       const data_asset_users = data_asset?.users || []
       for (const user_id of data_asset_users) {
         const user = customer_users.find((r) => r.id === user_id);
-        if (user) users.push({ id: user.id, username: user.username });
+        if (user) users.push({ id: user.id, email: user.email });
       }
       return {
         ...data_asset,
diff --git a/src/modules/catalog/dtos/index.ts b/src/modules/catalog/dtos/index.ts
index ef12e78..59de404 100644
--- a/src/modules/catalog/dtos/index.ts
+++ b/src/modules/catalog/dtos/index.ts
@@ -147,6 +147,12 @@ export class ICatalogAllRequest {
     description: 'Tipo de ordenação - `asc`: crescente; `desc`: decrescente ',
   })
   order?: OrderEnum;
+
+  @ApiPropertyOptional({
+    description: 'ID do usuário owner para filtrar data assets',
+    example: 'user-id-1,user-id-2',
+  })
+  owner?: string;
 }
 
 export class ICatalogAllResponse {
diff --git a/src/modules/catalog/share/share.service.ts b/src/modules/catalog/share/share.service.ts
index 3e088a6..48f2d5c 100644
--- a/src/modules/catalog/share/share.service.ts
+++ b/src/modules/catalog/share/share.service.ts
@@ -180,7 +180,7 @@ export class ShareService implements OnModuleInit {
     return data_assets.map((data_asset) => {
       const owner = customer_users.find(
         (u) => u.id === data_asset.owner,
-      )?.username;
+      )?.email;
 
       const roles = [];
       const users = [];
@@ -190,7 +190,7 @@ export class ShareService implements OnModuleInit {
       }
       for (const user_id of data_asset.users) {
         const user = customer_users.find((r) => r.id === user_id);
-        if (user) users.push({ id: user.id, username: user.username });
+        if (user) users.push({ id: user.id, email: user.email });
       }
       return {
         ...data_asset,