| 1 | | Tübinger Str. 66 | Reutlingen |  DE | | Engineer | +49 7121387800 | | Katalin Czinege |
| 2 | | Hardenbergstraße 27 | Berlin | DE | | Engineering Consultant, Business Management Consultant, Construction Company | +49 30880140 | | Boleslaw Skokowski |
| 3 | | Schwieberdinger Str. 5 | Stuttgart | DE | | Civil Engineering Company, Engineer | +49 71136533830 | | S Burak Ertoglu |
| 4 | | Schulstraße 6 | Gerlingen | DE | | Real Estate Agency | +49 7156170065 | | Mike Wolf |
| 5 | | Westfalendamm 9 | Dortmund | DE | | Construction Company | +49 2319410130 | | Omer Husejnovic |
| 6 | | Kampitschstraße 35 | Rottweil | DE | | Architect, Real Estate Developer | +49 7419494028 | | Schneider Ingo |
| 7 | | Am Felsenkeller 5 | Kolitzheim | DE | | Architect | +49 938597300 | | Burkhard Kuther |
| 8 | | Spitzweidenweg 32 | Jena | DE | | Civil Engineer, Architect, General Contractor | +49 364158000 | | Sven Möller |
| 9 | | Ferdinand-Porsche-Straße 11 | Frankfurt am Main | DE | | Architect | +49 699433780 | | Heike Southgate |
| 10 | | Elsterstraße 31 | Berlin | DE | | N/A | +49 62907840 | | Kirsten Reichmayr |
| 11 | | Friedrich-Zundel-Straße 23 | Stuttgart | DE | | Engineering Consultant | +49 7112567869 | | Stefan Gaier |
| 12 | | Am Staden 27 | Saarbrücken | DE | | Software Company | +49 681967300 | N/A | Y Schreiner |
| 13 | | Hohnerstraße 23 | Stuttgart | DE | | Engineer | +49 7113653370 | N/A | Peter Baumann |
| 14 | | Heilig-Kreuz-Straße 24 | Augsburg | DE | | Civil Engineer | +49 8214550520 | N/A | M Bernhard |
| 15 | | Grunewaldstraße 24 | Berlin | DE | | Real Estate Agency | +49 3037436370 | N/A | Melanie Gent |
| 16 | | Rudower Ch 19 | Berlin | DE | | Real Estate Developer | +49 3063923900 | N/A | Petra Hänßgen |
| 17 | | Treuenbrietzener Str. 48 | Beelitz | DE | | Engineering Consultant | +49 3320464980 | N/A | M Mitschke |
| 18 | | Zur Sasselbach 13 | Vöhl | DE | | Architect, Civil Engineer | +49 56359929140 | N/A | M Schomberg |
| 19 | | Leuschnerdamm 13 | Berlin | DE | | Civil Engineer, Building Consultant, Building Designer, Building Inspector, Civil Engineering Company, Real Estate Developer, Structural Engineer | +49 306169000 | N/A | Susanne Koschmieder |
| 20 | | Kurfürstendamm 185 | Berlin | DE | | Engineer | +49 303980650 | N/A | Christian Eickstedt |
