- 22 Companies at the address Schiffbauergasse 15, 14467 Potsdam
- Argo FYS GmbH- Potsdam - Leasing (N77) 
- Das Labor.GmbH- Potsdam - Research & Development (M72) 
- Die Mittelstandshanse GmbH- Potsdam - Management and consultancy services (M70) 
- Dr. Knabe GmbH Wirtschaftsprüfungsgesellschaft- Potsdam - Auditors, tax consultants, lawyers (M69) 
- Dr. Knabe Holding GmbH- Potsdam - Auditors, tax consultants, lawyers (M69) 
- Dr. Knabe Steuerberatung GmbH Wirtschaftsprüfungsgesellschaft- Potsdam - Auditors, tax consultants, lawyers (M69) 
- Dr. Stephan Knabe Stiftung gGmbH- Potsdam - Association & club (S94) 
- GeconaTEC GmbH- Potsdam - Architectural and engineering activities, laboratories (M71) 
- Grundwerte AG- Potsdam - Real estate (L68) 
- Grundwerte Service UG (haftungsbeschränkt)- Potsdam - Leasing (N77) 
- How8 Boarding GmbH- Potsdam - Real estate (L68) 
- IMMO.SON GmbH & Co. KG- Potsdam 
- IMMO.SON Verwaltungs GmbH- Potsdam - Real estate (L68) 
- IMS-Spektrum GmbH- Potsdam - Management and consultancy services (M70) 
- INSTITUT DER MODULAREN SCHULUNG GmbH- Potsdam - Education and training (P85) 
- KSG Kreuzungsschutz GmbH- Potsdam - Handwerk (F43) 
- KURVENSTAR Sport GmbH- Potsdam - Recreation (R93) 
- Katarina Witt-Stiftung gGmbH- Potsdam - Social work (excluding shelters) (Q88) 
- SBG 1318 GmbH- Potsdam - Real estate (L68) 
- Spektrum 365 GmbH- Potsdam - Personnel service provider (N78) 
- TheoDora Vermögensverwaltung UG (haftungsbeschränkt)- Potsdam - Holdings and financial services (K64) 
- aptus 1325. GmbH- Potsdam - Real estate (L68)