The General Services Department is a central service unit for all offices and organizational units of the city administration. With more than 200 employees, it provides services that primarily support internal processes within the city administration:

- Postal service
- meeting service
- Duplication and form technology
- ServiceCenter
- Town hall library
- Event management
- Central Purchasing
- Budget and accounting
- Facility Management
- Carpentry and transportation
- Main file
- Scanning center
- Service Center Procurement