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 | | 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 |
 | | Drees & Sommer SE | Hamburg, Hannover, Münster, Bremen, Dresden, Leipzig, Düsseldorf, Köln, München, Frankfurt, Berlin |
 | | Drees & Sommer SE | München, Stuttgart, Hamburg, Köln, Düsseldorf, Bremen, Bundesallee 39 - 40 a, 10717 Berlin, Hannover |
 | | Halter Spreng- und Umwelttechnik GmbH | Berlin, Berlin |
 | | Drees & Sommer SE | Stuttgart, Berlin, Frankfurt, Freiburg, Ulm, Mannheim |
 | | Drees & Sommer SE | Hamburg, Hannover, Münster, Bremen, Dresden, Leipzig, Düsseldorf, Köln, München, Frankfurt, Berlin |
 | | INROS LACKNER SE | Berlin |
 | | Drees & Sommer SE | Berlin |