- Allianz Polska
- Bank BGŻ
- Bank Millennium
- Bank Ochrony Środowiska
- Bank Pekao SA
- BRE Bank
- Calyon
- GE Capital Bank
- ING
- Link4
- LUKAS Bank
- National Bank of Poland
- PKO Bank Polski
- UniCredit CAIB Poland
- Agricultural Market Agency
- Central Statistical Computing Centre
- General Police Headquarters of Poland
- Ministry of Finance
- Ministry of Justice
- Ministry of Interior and Administration
- Social Insurance Institution (ZUS)
- Supreme Court of Poland
- DHL Express Poland
- LOT Polish Airlines Headquarters (PLL LOT)
- Cap Gemini
- Deloitte & Touche
- Kodak Poland
- McDonald’s Polska
- TVN
- Polkomtel
- PTC Era
- PTK Centertel
- Polish Telecom (Telekomunikacja Polska)
- Henkel Polska
- Johnson & Johnson Poland
- Kompania Piwowarska
- LOTOS Group
- Novartis Poland
- PKN Orlen
- Polish Security Printing Works
- Skoda Auto Polska
- Vattenfall Poland
