| # | Company name | Role | # of Projects |
|---|---|---|---|
| 1 | altPOWER Inc. | solar technology supplier | 5 |
| 2 | Ecolution | solar technology supplier | 1 |
| 3 | Grammer Solar GmbH | solar technology supplier | 1 |
| 4 | INSTITUT FÜR LEBENSRAUM- GESTALTUNG | solar technology supplier | 0 |
| 5 | JuWi Holding AG | solar technology supplier | 1 |
| 6 | Scheuten Solar Technology GmbH | solar technology supplier | 1 |
| 7 | Schnauer Energie-Solar u. Umwelttechnik GmbH | solar technology supplier | 1 |
| 8 | Solar Century Holdings Ltd. | solar technology supplier | 3 |
| 9 | Steinbeis-Transferzentrum Energie-, Gebäude- und Solartechnik | solar technology supplier | 3 |
| 10 | Sunset Energietechnik GmbH | solar technology supplier | 0 |
| 11 | SunTechnics Solartechnik GmbH | solar technology supplier | 0 |
| 12 | Tôles Perforées de la Sambre | solar technology supplier | 0 |
| 13 | WaterWorks Of Texas, Inc | solar technology supplier | 0 |
| 14 | Wewers Solartechnik | solar technology supplier | 1 |