| 1 | | Hauptstraße 20 | Wittorf |  DE | | Digital Printer, Trade Fair Construction Company | +49 41337777 | | Karin Radloff |
| 2 | | Karl-Carstens-Straße 11 | Würselen | DE | | Construction Company, General Contractor | +49 240544960 | | Dirk Kotzurek |
| 3 | | Am Liepengraben 9 | Rostock | DE | | Lumber Store, Building Materials Supplier, Flooring Contractor | +49 381659440 | | Hauke Evers |
| 4 | | Uhlandstraße 17 | Herford | DE | | Contractor | +49 52216990777 | | Nico Schürmann |
| 5 | | Reichsbahnstraße 72A | Hamburg | DE | | Construction Company, Containers Supplier, Modular Home Builder | +49 405473110 | | Sonja Pfeiffer |
| 6 | | Emmy-Noether-Straße 10 | Karlsruhe | DE | | Engineering Consultant | +49 497216268571131 | | Fei Han |
| 7 | | Söhrestraße 9 | Kassel | DE | | Construction Equipment Supplier, Construction Machine Rental Service, Hardware Store, Tool Store | +49 561579860 | | Andrea Koch |
| 8 | | Klosterstraße 13 | Datteln | DE | | Concrete Factory | +49 236991650 | | Sebastian Seep |
| 9 | | Wernher-von-Braun-Straße 11 | Amberg | DE | | Foundry | +49 962165820 | | Marek Kozubek |
| 10 | | Behringstraße 24 | Dresden | DE | | Construction Company | +49 3514867270 | | Hélène Springer |
| 11 | | Sudetenlandstraße 7 | Eschwege | DE | | Construction Equipment Supplier, Construction Machine Dealer, Construction Machine Rental Service | +49 565192580 | | Burkhard Scherer |
| 12 | | Im Bühl 21 | Weissach | DE | | Engineer | +49 7044949580 | | Ralf Schmid |
| 13 | | Robert-Bosch-Straße 7 | Neckartenzlingen | DE | | Industrial Equipment Supplier, Mold Maker | +49 71279315900 | | Heiko Franke |
| 14 | | Lufthansa Flight Training Center, Schützenstraße 10 | Schönefeld | DE | | Training Centre, Adult Education School, Learning Center | +49 30814041620 | | Fabian Buchholz |
| 15 | | Schelmenwasenstraße 16-20 | Stuttgart | DE | | Trade Fair Construction Company | +49 711286940 | | Anita Zel |
| 16 | | Freimut-Lock-Str. 2 | Ertingen | DE | | Manufacturer, Mechanical Engineer, Mechanical Plant, Ventilating Equipment Manufacturer | +49 737195080 | | Frank Lock |
| 17 | | Julius-Hölder-Straße 30 | Stuttgart | DE | | Civil Engineer | +49 71112850280 | | Andrea Mori |
| 18 | | Alte Poststraße 6 | Bassum | DE | | Construction Company, Asphalt Contractor | +49 4241979840 | | Dominika Heider |
| 19 | | Brüsseler Str. 69-71 | Gladbeck | DE | | Construction Equipment Supplier, Construction Machine Dealer, Construction Machine Rental Service | +49 2043483400 | | Andreas Suffrian |
| 20 | | Moritzstraße 45 | Zwickau | DE | | Engineer | +49 3753532320 | | Maria Giese |
