diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts
index 1d6376b5..7df6d991 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/left-sidenav/group.component.ts
@@ -1,7 +1,7 @@
 import { Component, OnInit, ViewChild } from '@angular/core';
 
-import { Observable, combineLatest } from 'rxjs';
-import { map } from 'rxjs/operators';
+import { Observable, combineLatest, Subscription } from 'rxjs';
+import { map, tap } from 'rxjs/operators';
 
 import { Store, select } from '@ngrx/store';
 
@@ -10,6 +10,7 @@ import { UserInfo, GroupDetailData } from '@ucap-webmessenger/protocol-sync';
 
 import * as AppStore from '@app/store';
 import * as ChatStore from '@app/store/messenger/chat';
+import * as QueryStore from '@app/store/messenger/query';
 import { NGXLogger } from 'ngx-logger';
 import { Company } from '@ucap-webmessenger/api-external';
 import { SessionStorageService } from '@ucap-webmessenger/web-storage';
@@ -20,6 +21,8 @@ import {
   CreateGroupDialogData,
   CreateGroupDialogResult
 } from '@app/layouts/messenger/dialogs/create-group.dialog.component';
+import { LoginResponse } from '@ucap-webmessenger/protocol-authentication';
+import { DeptSearchType } from '@ucap-webmessenger/protocol-query';
 
 @Component({
   selector: 'app-layout-chat-left-sidenav-group',
@@ -37,6 +40,9 @@ export class GroupComponent implements OnInit {
   companyList$: Observable<Company[]>;
   companyCode: string;
 
+  loginRes: LoginResponse;
+  loginResSubscription: Subscription;
+
   constructor(
     private store: Store<any>,
     private sessionStorageService: SessionStorageService,
@@ -48,6 +54,15 @@ export class GroupComponent implements OnInit {
     const loginInfo = this.sessionStorageService.get<LoginInfo>(KEY_LOGIN_INFO);
     this.companyCode = loginInfo.companyCode;
 
+    this.loginResSubscription = this.store
+      .pipe(
+        select(AppStore.AccountSelector.AuthenticationSelector.loginRes),
+        tap(loginRes => {
+          this.loginRes = loginRes;
+        })
+      )
+      .subscribe();
+
     this.companyList$ = this.store.pipe(
       select(AppStore.SettingSelector.CompanySelector.companyList)
     );
@@ -143,6 +158,15 @@ export class GroupComponent implements OnInit {
     companyCode: string;
     searchWord: string;
   }) {
-    this.logger.debug('params', params);
+    this.store.dispatch(
+      QueryStore.deptUser({
+        divCd: 'GRP',
+        companyCode: params.companyCode,
+        searchRange: DeptSearchType.All,
+        search: params.searchWord,
+        senderCompanyCode: params.companyCode,
+        senderEmployeeType: this.loginRes.userInfo.employeeType
+      })
+    );
   }
 }
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
index d67cbd5a..93170636 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
@@ -2,7 +2,7 @@ import { Component, OnInit, OnDestroy } from '@angular/core';
 import { ucapAnimations } from '@ucap-webmessenger/ui';
 import { Store, select } from '@ngrx/store';
 import { NGXLogger } from 'ngx-logger';
-import { Observable, Subscriber, Subscription } from 'rxjs';
+import { Observable, Subscription } from 'rxjs';
 import { Info, EventType } from '@ucap-webmessenger/protocol-event';
 
 import * as AppStore from '@app/store';
@@ -11,7 +11,7 @@ import { LoginResponse } from '@ucap-webmessenger/protocol-authentication';
 import { SessionStorageService } from '@ucap-webmessenger/web-storage';
 import { LoginInfo, KEY_LOGIN_INFO } from '@app/types';
 import { RoomInfo } from '@ucap-webmessenger/protocol-room';
-import { map, tap } from 'rxjs/operators';
+import { tap } from 'rxjs/operators';
 
 @Component({
   selector: 'app-layout-messenger-messages',