| 1 | | Tübinger Str. 66 | Reutlingen |  DE | | Engineer | +49 7121387800 | | Katalin Czinege |
| 2 | | Wismarsche Str. 178 | Schwerin | DE | | Engineer, Civil Engineer, Civil Engineering Company, Environmental Engineer | +49 385590640 | | Sylvia Baron |
| 3 | | Hörvelsinger Weg 44 | Ulm | DE | | Civil Engineer | +49 731966870 | | Felix Burrichter |
| 4 | | Friedrich-Zundel-Straße 23 | Stuttgart | DE | | Engineering Consultant | +49 7112567869 | | Stefan Gaier |
| 5 | | Spitzweidenweg 32 | Jena | DE | | Civil Engineer, Architect, General Contractor | +49 364158000 | | Sven Möller |
| 6 | | Am Felsenkeller 5 | Kolitzheim | DE | | Architect | +49 938597300 | | Burkhard Kuther |
| 7 | | Kampitschstraße 35 | Rottweil | DE | | Architect, Real Estate Developer | +49 7419494028 | | Schneider Ingo |
| 8 | | Ferdinand-Porsche-Straße 11 | Frankfurt am Main | DE | | Architect | +49 699433780 | | Heike Southgate |
| 9 | | Elsterstraße 31 | Berlin | DE | | N/A | +49 62907840 | | Kirsten Reichmayr |
| 10 | | Große Elbstraße 61/63 | Hamburg | DE | | Engineering Consultant, Business Management Consultant, Construction Company | +49 403008640 | | Boleslaw Skokowski |
| 11 | | Hermanstraße 15 | Augsburg | DE | | Structural Engineer | +49 821509410 | | Pierre Schmitt |
| 12 | | Haus 5.2, Friesenweg1 5 | Hamburg | DE | | Real Estate Developer | +49 4046002690 | | Katrin Hauschildt |
| 13 | | Forster Str. 22 | Bad Muskau | DE | | Surveyor | +49 3577161151 | | Enric Gerstmann |
| 14 | | Hartumer Str. 9 | Hille | DE | | Farm | +49 57347702 | | N/A |
| 15 | | Am Staden 27 | Saarbrücken | DE | | Software Company | +49 681967300 | N/A | Y Schreiner |
| 16 | | Hohnerstraße 23 | Stuttgart | DE | | Engineer | +49 7113653370 | N/A | Peter Baumann |
| 17 | | Lange Laube 31 | Hannover | DE | | Civil Engineer, Consultant, Engineering Consultant | +49 51128339830 | N/A | Tej Bowlekar |
| 18 | | Wendenstraße 130 | Hamburg | DE | | Engineering Consultant | +49 4076994305 | N/A | Holger Lange |
| 19 | | Marktstraße 43 | Siegen | DE | | Engineer | +49 271890400 | N/A | G Esit |
| 20 | | Meisenstraße 69 | Bielefeld | DE | | Engineering Consultant, Research and Product Development | +49 5212606600 | N/A | Heiko Kleinheider |
