KZN has assisted the following satisfied customers
in their real estate investment portfolio's:

- ARCHIDIECEZJA KRAKOWSKA
- BOUYGUES
- BZ WBK
- CITIBANK
- GLOBE TRADE CENTER
- IFS POLAND
- KATOLICKI UNIWERSYTET LUBELSKI
- MERCEDES BENZ - SOBIESŁAW ZASADA LTD.
- OPEL GM - EUROMARKET
- ORSAY
- PASCAL POLSKA
- PROMOD POLSKA SP. Z O.O.
- TISHMAN REALTY & CONSTRUCTION INTERNATIONAL INC.