diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9925f740..3c66d1c50 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Removed the `transactionCount` in the portfolio calculator and service
 - Refreshed the cryptocurrencies list
 
+### Fixed
+
+- Fixed the accounts of the assistant for the impersonation mode
+- Fixed the tags of the assistant for the impersonation mode
+
 ## 2.236.0 - 2026-02-05
 
 ### Changed
diff --git a/apps/api/src/app/user/user.controller.ts b/apps/api/src/app/user/user.controller.ts
index 397ae016b..6346ce43a 100644
--- a/apps/api/src/app/user/user.controller.ts
+++ b/apps/api/src/app/user/user.controller.ts
@@ -1,8 +1,11 @@
 import { HasPermission } from '@ghostfolio/api/decorators/has-permission.decorator';
 import { HasPermissionGuard } from '@ghostfolio/api/guards/has-permission.guard';
+import { RedactValuesInResponseInterceptor } from '@ghostfolio/api/interceptors/redact-values-in-response/redact-values-in-response.interceptor';
 import { ConfigurationService } from '@ghostfolio/api/services/configuration/configuration.service';
+import { ImpersonationService } from '@ghostfolio/api/services/impersonation/impersonation.service';
 import { PrismaService } from '@ghostfolio/api/services/prisma/prisma.service';
 import { PropertyService } from '@ghostfolio/api/services/property/property.service';
+import { HEADER_KEY_IMPERSONATION } from '@ghostfolio/common/config';
 import {
   DeleteOwnUserDto,
   UpdateOwnAccessTokenDto,
@@ -28,7 +31,8 @@ import {
   Param,
   Post,
   Put,
-  UseGuards
+  UseGuards,
+  UseInterceptors
 } from '@nestjs/common';
 import { REQUEST } from '@nestjs/core';
 import { JwtService } from '@nestjs/jwt';
@@ -43,6 +47,7 @@ import { UserService } from './user.service';
 export class UserController {
   public constructor(
     private readonly configurationService: ConfigurationService,
+    private readonly impersonationService: ImpersonationService,
     private readonly jwtService: JwtService,
     private readonly prismaService: PrismaService,
     private readonly propertyService: PropertyService,
@@ -107,13 +112,19 @@ export class UserController {
 
   @Get()
   @UseGuards(AuthGuard('jwt'), HasPermissionGuard)
+  @UseInterceptors(RedactValuesInResponseInterceptor)
   public async getUser(
-    @Headers('accept-language') acceptLanguage: string
+    @Headers('accept-language') acceptLanguage: string,
+    @Headers(HEADER_KEY_IMPERSONATION.toLowerCase()) impersonationId: string
   ): Promise<User> {
-    return this.userService.getUser(
-      this.request.user,
-      acceptLanguage?.split(',')?.[0]
-    );
+    const impersonationUserId =
+      await this.impersonationService.validateImpersonationId(impersonationId);
+
+    return this.userService.getUser({
+      impersonationUserId,
+      locale: acceptLanguage?.split(',')?.[0],
+      user: this.request.user
+    });
   }
 
   @Post()
diff --git a/apps/api/src/app/user/user.module.ts b/apps/api/src/app/user/user.module.ts
index 8a21b0a55..7ca68d275 100644
--- a/apps/api/src/app/user/user.module.ts
+++ b/apps/api/src/app/user/user.module.ts
@@ -1,7 +1,9 @@
 import { OrderModule } from '@ghostfolio/api/app/order/order.module';
 import { SubscriptionModule } from '@ghostfolio/api/app/subscription/subscription.module';
+import { RedactValuesInResponseModule } from '@ghostfolio/api/interceptors/redact-values-in-response/redact-values-in-response.module';
 import { ConfigurationModule } from '@ghostfolio/api/services/configuration/configuration.module';
 import { I18nModule } from '@ghostfolio/api/services/i18n/i18n.module';
+import { ImpersonationModule } from '@ghostfolio/api/services/impersonation/impersonation.module';
 import { PrismaModule } from '@ghostfolio/api/services/prisma/prisma.module';
 import { PropertyModule } from '@ghostfolio/api/services/property/property.module';
 import { TagModule } from '@ghostfolio/api/services/tag/tag.module';
@@ -18,6 +20,7 @@ import { UserService } from './user.service';
   imports: [
     ConfigurationModule,
     I18nModule,
+    ImpersonationModule,
     JwtModule.register({
       secret: process.env.JWT_SECRET_KEY,
       signOptions: { expiresIn: '30 days' }
@@ -25,6 +28,7 @@ import { UserService } from './user.service';
     OrderModule,
     PrismaModule,
     PropertyModule,
+    RedactValuesInResponseModule,
     SubscriptionModule,
     TagModule
   ],
diff --git a/apps/api/src/app/user/user.service.ts b/apps/api/src/app/user/user.service.ts
index 3280fbfac..def0b94d9 100644
--- a/apps/api/src/app/user/user.service.ts
+++ b/apps/api/src/app/user/user.service.ts
@@ -30,7 +30,7 @@ import {
   PROPERTY_IS_READ_ONLY_MODE,
   PROPERTY_SYSTEM_MESSAGE,
   TAG_ID_EXCLUDE_FROM_ANALYSIS,
-  locale
+  locale as defaultLocale
 } from '@ghostfolio/common/config';
 import {
   User as IUser,
@@ -49,7 +49,7 @@ import { Injectable } from '@nestjs/common';
 import { EventEmitter2 } from '@nestjs/event-emitter';
 import { Prisma, Role, User } from '@prisma/client';
 import { differenceInDays, subDays } from 'date-fns';
-import { sortBy, without } from 'lodash';
+import { without } from 'lodash';
 import { createHmac } from 'node:crypto';
 
 @Injectable()
@@ -96,10 +96,17 @@ export class UserService {
     return { accessToken, hashedAccessToken };
   }
 
-  public async getUser(
-    { accounts, id, permissions, settings, subscription }: UserWithSettings,
-    aLocale = locale
-  ): Promise<IUser> {
+  public async getUser({
+    impersonationUserId,
+    locale = defaultLocale,
+    user
+  }: {
+    impersonationUserId: string;
+    locale?: string;
+    user: UserWithSettings;
+  }): Promise<IUser> {
+    const { id, permissions, settings, subscription } = user;
+
     const userData = await Promise.all([
       this.prismaService.access.findMany({
         include: {
@@ -108,22 +115,31 @@ export class UserService {
         orderBy: { alias: 'asc' },
         where: { granteeUserId: id }
       }),
+      this.prismaService.account.findMany({
+        orderBy: {
+          name: 'asc'
+        },
+        where: {
+          userId: impersonationUserId || user.id
+        }
+      }),
       this.prismaService.order.count({
-        where: { userId: id }
+        where: { userId: impersonationUserId || user.id }
       }),
       this.prismaService.order.findFirst({
         orderBy: {
           date: 'asc'
         },
-        where: { userId: id }
+        where: { userId: impersonationUserId || user.id }
       }),
-      this.tagService.getTagsForUser(id)
+      this.tagService.getTagsForUser(impersonationUserId || user.id)
     ]);
 
     const access = userData[0];
-    const activitiesCount = userData[1];
-    const firstActivity = userData[2];
-    let tags = userData[3].filter((tag) => {
+    const accounts = userData[1];
+    const activitiesCount = userData[2];
+    const firstActivity = userData[3];
+    let tags = userData[4].filter((tag) => {
       return tag.id !== TAG_ID_EXCLUDE_FROM_ANALYSIS;
     });
 
@@ -146,7 +162,6 @@ export class UserService {
     }
 
     return {
-      accounts,
       activitiesCount,
       id,
       permissions,
@@ -160,10 +175,13 @@ export class UserService {
           permissions: accessItem.permissions
         };
       }),
+      accounts: accounts.sort((a, b) => {
+        return a.name.toLowerCase().localeCompare(b.name.toLowerCase());
+      }),
       dateOfFirstActivity: firstActivity?.date ?? new Date(),
       settings: {
         ...(settings.settings as UserSettings),
-        locale: (settings.settings as UserSettings)?.locale ?? aLocale
+        locale: (settings.settings as UserSettings)?.locale ?? locale
       }
     };
   }
@@ -516,9 +534,10 @@ export class UserService {
       currentPermissions.push(permissions.impersonateAllUsers);
     }
 
-    user.accounts = sortBy(user.accounts, ({ name }) => {
-      return name.toLowerCase();
+    user.accounts = user.accounts.sort((a, b) => {
+      return a.name.toLowerCase().localeCompare(b.name.toLowerCase());
     });
+
     user.permissions = currentPermissions.sort();
 
     return user;
diff --git a/apps/api/src/services/tag/tag.service.ts b/apps/api/src/services/tag/tag.service.ts
index eb2d7bfef..f4cbd4cb1 100644
--- a/apps/api/src/services/tag/tag.service.ts
+++ b/apps/api/src/services/tag/tag.service.ts
@@ -75,12 +75,16 @@ export class TagService {
       }
     });
 
-    return tags.map(({ _count, id, name, userId }) => ({
-      id,
-      name,
-      userId,
-      isUsed: _count.activities > 0
-    }));
+    return tags
+      .map(({ _count, id, name, userId }) => ({
+        id,
+        name,
+        userId,
+        isUsed: _count.activities > 0
+      }))
+      .sort((a, b) => {
+        return a.name.toLowerCase().localeCompare(b.name.toLowerCase());
+      });
   }
 
   public async getTagsWithActivityCount() {