|
 | | Drees & Sommer SE | Hamburg,Frankfurt,Stuttgart,Berlin,Köln,Hannover,Bremen,Dresden,München,Leipzig,Münster,Düsseldorf |
 | | Bundesamt für Bauwesen und Raumordnung (BBR) | Berlin |
 | | NEUBAUER Ingenieurgesellschaft mbH | Großbeeren bei Berlin |
 | | ISO-BAsaran GmbH | Worms, Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |
 | | B.B.S. Bauer's Buildings Services GmbH | Berlin |