Holding-Gesellschaften
Johann J. Köster GmbH
Holding and Administration
Aurich - Germany
100%
KOESTER AMERICAN PROPERTIES, LLC
Real Estate
MD: Johann J. Köster
Virginia Beach - USA
100%
Folkerts, Hachmeister, Köster, Pantel GbR
Holding and Administration
MD: H. Folkerts, J. Köster, R. Pantel
Aurich - Germany
25%
AIN Verwaltungsges. mbH
Holding and Administration
MD: H. Lorenz, F. Naumann, J. J. Köster
Aurich - Germany
33,33%