Dipl.-Ing. Hannes Beinhoff
Design and Managing Director Hamburg
Dipl.-Ing. Jens Bentfeld
Geschäftsführer GA GmbH
Dipl.-Ing. Barbara Breitenbach
Director Construction and Costs
Prof. Eckhard Gerber
Founder and Owner
Dipl.-Ing. Jens Haake
Project Director GA national
Dipl.-Ing. Michael Halbeisen
Project Supervisor
Dipl.-Ing. Thomas Lücking
Management Director GA international
Dipl.-Ing. Marius Ryrko Ryrko
Director Asia Pacific
Dipl.-Ing. Ralf Schneider
Prokurist + Direktor Baumanagement
Dipl.-Ing. Benjamin Sieber
Design Director Dortmund
Dipl.-Ing. Brigitte Tamasy
Prokuristin + Direktorin
