Certified operator of demolition excavators
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ZUMBau GbR
c/o Zentralverband des
Deutschen Baugewerbes e. V.
Assessor d. B., Dipl.-Ing. Rudolf Domscheid
Kronenstr. 55-58
10117 Berlin
ZUMBau GbR
c/o Hauptverband der
Deutschen Bauindustrie e. V.
Dipl.-Ing. Dirk Siewert
Kurfürstenstraße 129
10785 Berlin
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