Ziegel Ingo, Dipl.-Ing.

Schalk Reiner, Dipl.-Ing.

Lehmann Frank, Dipl.-Ing. (FH)

Jaap Karla M. , Dipl.-Ing.

Grabe Uwe , Dipl.-Ing. Architekt

Fritz Jürgen, Dipl.-Ing. 

Budde Jörn, Dr.-Ing.