diff --git a/myteamwallet_backend/src/teams/teams.service.spec.ts b/myteamwallet_backend/src/teams/teams.service.spec.ts
index 4c1e63d..26786fc 100644
--- a/myteamwallet_backend/src/teams/teams.service.spec.ts
+++ b/myteamwallet_backend/src/teams/teams.service.spec.ts
@@ -29,6 +29,7 @@ describe('TeamsService#getOverviewStats theoretical balance', () => {
       {} as any,
       { info: jest.fn(), debug: jest.fn(), warn: jest.fn() } as any,
       access as any,
+      {} as any,
     );
   });
 
@@ -286,6 +287,7 @@ describe('TeamsService#getTeamTransactionsJournal', () => {
       {} as any,
       { info: jest.fn(), debug: jest.fn(), warn: jest.fn() } as any,
       access as any,
+      {} as any,
     );
   });
 
@@ -362,3 +364,59 @@ describe('TeamsService#getTeamTransactionsJournal', () => {
     expect(repository.findOneOrFail).not.toHaveBeenCalled();
   });
 });
+
+describe('TeamsService#createNewTeam', () => {
+  const repository = { create: jest.fn(), save: jest.fn() };
+  const playerRepository = { create: jest.fn(), save: jest.fn() };
+  const rolesRepository = { findOneBy: jest.fn() };
+  const settingsRepository = { create: jest.fn(), save: jest.fn() };
+  const usersRepository = { findOneBy: jest.fn() };
+  const logger = { info: jest.fn(), debug: jest.fn(), warn: jest.fn() };
+  let service: TeamsService;
+
+  beforeEach(() => {
+    jest.resetAllMocks();
+    service = new TeamsService(
+      repository as any,
+      playerRepository as any,
+      {} as any,
+      rolesRepository as any,
+      settingsRepository as any,
+      {} as any,
+      logger as any,
+      {} as any,
+      usersRepository as any,
+    );
+  });
+
+  it('creates the team, its default settings, and a captain membership for the creator', async () => {
+    const savedTeam = { id: 7, name: '1. Herren' };
+    repository.create.mockReturnValue({ name: '1. Herren' });
+    repository.save.mockResolvedValue(savedTeam);
+    settingsRepository.create.mockImplementation((s: unknown) => s);
+    settingsRepository.save.mockResolvedValue([]);
+    usersRepository.findOneBy.mockResolvedValue({
+      id: 42,
+      firstName: 'Alex',
+      lastName: 'Muster',
+    });
+    rolesRepository.findOneBy.mockResolvedValue({ id: 3, name: 'captain' });
+    playerRepository.create.mockImplementation((p: unknown) => p);
+    playerRepository.save.mockResolvedValue({});
+
+    const result = await service.createNewTeam({ name: '1. Herren' } as any, '42');
+
+    expect(result).toBe(savedTeam);
+    expect(rolesRepository.findOneBy).toHaveBeenCalledWith({ id: 3 });
+    expect(usersRepository.findOneBy).toHaveBeenCalledWith({ id: 42 });
+    expect(playerRepository.create).toHaveBeenCalledWith(
+      expect.objectContaining({
+        firstName: 'Alex',
+        lastName: 'Muster',
+        team: savedTeam,
+        teamRole: { id: 3, name: 'captain' },
+      }),
+    );
+    expect(playerRepository.save).toHaveBeenCalled();
+  });
+});
diff --git a/myteamwallet_backend/src/teams/teams.service.ts b/myteamwallet_backend/src/teams/teams.service.ts
index 327192e..6e8f88c 100644
--- a/myteamwallet_backend/src/teams/teams.service.ts
+++ b/myteamwallet_backend/src/teams/teams.service.ts
@@ -8,6 +8,8 @@ import { TeamSetting } from 'src/team-settings/entities/team-setting.entity';
 import { TEAM_SETTING_DEFAULTS } from 'src/team-settings/team-setting-defaults';
 import { TeamWalletTransaction } from 'src/team-wallet-transactions/entities/team-wallet-transaction.entity';
 import { Transaction } from 'src/transactions/entitites/transaction.entity';
+import { TeamRolesEnum } from 'src/team-roles/team-roles.enum';
+import { User } from 'src/users/entities/user.entity';
 import { Repository } from 'typeorm';
 import {
   TransactionsQueryDto,
@@ -46,6 +48,8 @@ export class TeamsService {
     private teamWalletTransactionRepository: Repository<TeamWalletTransaction>,
     private logger: LoggingService,
     private access: TeamAccessService,
+    @InjectRepository(User)
+    private usersRepository: Repository<User>,
   ) {}
 
   async getOverview(teamId: string, actorUserId: string) {
@@ -168,6 +172,7 @@ export class TeamsService {
 
     const team = await this.repository.save(createTeam);
     await this.generateBasicTeamSettings(team);
+    await this.addCreatorAsCaptain(team, userId);
 
     await this.logger.info({
       event: 'team_create',
@@ -177,6 +182,23 @@ export class TeamsService {
     return team;
   }
 
+  private async addCreatorAsCaptain(team: Team, userId: string): Promise<void> {
+    const [user, captainRole] = await Promise.all([
+      this.usersRepository.findOneBy({ id: Number(userId) }),
+      this.rolesRepository.findOneBy({ id: TeamRolesEnum.captain }),
+    ]);
+
+    const player = this.playerRepository.create({
+      firstName: user?.firstName ?? '',
+      lastName: user?.lastName ?? '',
+      team,
+      teamRole: captainRole,
+      user: user ?? undefined,
+    });
+
+    await this.playerRepository.save(player);
+  }
+
   private async generateBasicTeamSettings(team: Team): Promise<void> {
     const settings: CreateTeamSettingDTO[] = Object.entries(
       TEAM_SETTING_DEFAULTS,