A selection:
- Alias Film & Sprachtransfer
- Arbeiterwohlfahrt Berlin
- Beust Verlag GmbH
- Bosko Biati Film
- Combined European Bureau For Social Development (CEBSD)
- Cytyc Germany GmbH
- Meoclinic GmbH
- Schering AG
- Siemens AG
- Verkehrsverbund Berlin-Brandenburg GmbH
- Verlag Kammerer und Unverzagt
- numerous courts in Berlin and Brandenburg
- a number of lawyers and notaries in Berlin
- several police stations
- many private clients