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GSB-Quality Seals –
a reliable partner for architects and builders

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Structure of GSB

Chairman
Willem Beljaars

Deputy Chairman
Werner Hillebrand

Hans Georg Eder
Chris Herrmann
Bernd Kassing
Thomas Knoll
Uwe Kratz
Ignacio Lloret
Stephan Zegers

Honorary Chairman
Hans-Jürgen Alfort

Honorary Members
Dr. Axel Blecher
Pedro Lloret

 


 

Managing Director
Werner Mader
Am Bonneshof 5
D-40474 Düsseldorf