DBV, German Concrete and Structural Engineering Association (registered association) http://www.betonverein.de/
AIV, Architect and Engineering Association (registered association) Frankfurt am Main
WEA, Wiesbadener Erfahrungstausch
WEA, Wiesbadener Exchange of Experiences
GdB Society of the Construction Industry
Frankfurter Geographische Gesellschaft e.V.
NPS Nikon Professional Services
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