- 17 Companies at the address Klingelhöferstraße 4, 10785 Berlin
- BYG Grundbesitz GmbH- Berlin - Real estate (L68) 
- Berlin Marriott Hotelmanagement GmbH- Berlin - Hotels and accommodation (I55) 
- Cologne MH Operating Company GmbH- Berlin - Hotels and accommodation (I55) 
- Domus Beteiligungsgesellschaft der Privaten Bausparkassen mbH- Berlin - Holdings and financial services (K64) 
- Domus Verlags- und Servicegesellschaft mbH- Berlin - Management and consultancy services (M70) 
- Frankfurt Airport Marriott Hotel Management GmbH- Berlin - Hotels and accommodation (I55) 
- Hamburg Marriott Hotelmanagement GmbH- Berlin 
- Heidelberg Marriott Hotelmanagement GmbH- Berlin - Hotels and accommodation (I55) 
- Leipzig Marriott Hotelmanagement GmbH- Berlin - Hotels and accommodation (I55) 
- Marriott Hotel Services Berlin GmbH- Berlin - Hotels and accommodation (I55) 
- Marriott Hotelmanagement Cologne GmbH- Berlin - Hotels and accommodation (I55) 
- Marriott Hotelmanagement GmbH- Berlin - Hotels and accommodation (I55) 
- Munich CY Schwanthaler Operating Company GmbH- Berlin - Hotels and accommodation (I55) 
- Renaissance Düsseldorf Hotelmanagement GmbH- Berlin - Hotels and accommodation (I55) 
- Renaissance Hamburg Hotelmanagement GmbH- Berlin - Hotels and accommodation (I55) 
- TS 26 Berlin Grunewald GmbH & Co. KG- Berlin - Real estate (L68) 
- The Ritz-Carlton Hotel Management GmbH- Berlin - Hotels and accommodation (I55)