| 1 | | Berliner Allee 65 | Darmstadt |  DE | | +49 615139750 | Fabienne Güttrich | |
| 2 | | Im Zollhafen 24/5th floor | Köln | DE | | +49 22165078000 | Graz Citytower | |
| 3 | | Butzweilerhofallee 3 | Köln | DE | | +49 80052225333 | Greg Orler | |
| 4 | | Fürther Str. 27 | Nürnberg | DE | | +49 91128707070 | Greg Orler | |
| 5 | | Grugapl. 2-4 | Essen | DE | | +49 20156571000 | Graz Citytower | |
| 6 | | Theatinerstraße 11 | München | DE | | +49 89710422000 | Graz Citytower | |
| 7 | | Kronstadter Str. 4 | München | DE | | +49 89208026500 | Graz Citytower | |
| 8 | | Ground floor, Bockenheimer Landstraße 17-19 | Frankfurt am Main | DE | | +49 69710455000 | Greg Orler | |
| 9 | | Neuer Zollhof 3 1st floor | Düsseldorf | DE | | +49 21122059100 | Graz Citytower | |
| 10 | | Ground floor, Peter-Müller-Straße 3 | Düsseldorf | DE | | +49 211424715500 | Graz Citytower | |
| 11 | | Kurfürstendamm 21 | Berlin | DE | | +49 30887060000 | Graz Citytower | |
| 12 | | Maximilianstraße 35a | München | DE | | +49 8924218000 | Graz Citytower | |
| 13 | | Friedrich-Ebert-Anlage 35-38 14th floor | Frankfurt am Main | DE | | +49 69505047000 | Graz Citytower | |
| 14 | | Berliner Allee 47 | Darmstadt | DE | | +49 61512776000 | Graz Citytower | |
| 15 | | Prinzenallee 7/4th floor | Düsseldorf | DE | | +49 21152391000 | Graz Citytower | |
| 16 | | Mainzer Str. 97 | Wiesbaden | DE | | +49 61171201900 | Graz Citytower | |
| 17 | | Altrottstraße 31 | Walldorf | DE | | +49 6227381000 | Greg Orler | |
| 18 | | Millerntorpl. 1 | Hamburg | DE | | +49 40809092100 | Graz Citytower | |
| 19 | | Chilehaus A, Fischertwiete 2 | Hamburg | DE | | +49 4032005000 | Graz Citytower | |
| 20 | | Landsberger Str. 302 | München | DE | | +49 8990405060 | Graz Citytower | |