| |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|---|
| ADEV Windkraft AG, Liestal | | | | | X | X | X | | | | | | | | |
| Aventa AG, Winterthur | X | | | | | | | | | | | | | | |
| Bilfit Windkraft AG, Diepoldsau | X | | | | | | | | | | | | | | |
| Bogga Wind Power, Ecublens | | | X | | | | | | | | | | | | |
| Considerate AG, Spiegel b. Bern | | | | X | | X | | X | | | X | | | | |
| CSD INGENIEURE AG, Aarau | | | | | | | | X | | X | | | | | |
| EBM Greenpower AG, Münchenstein | | | | | X | X | X | | | | | | | | |
| econcept AG, Zürich | | | | | | | | | | X | | | | | |
| Emch+Berger AG Bern, Bern | | | | X | | X | | X | X | X | X | | | | |
| EMIL EGGER AG, St. Gallen | | | | X | | | | | | | | | | | |
| ENCO Energie-Consulting AG, Liestal | | | | | | | | | | | X | | | | |
| ENERCON, Bremen | | X | | | | | | | | | | | | | |
| energy4me, Herzogenbuchsee | X | | X | X | | | | | | | | | | | |
| Enetur AG, Zürich | X | X | X | | | | | | | | | | | | |
| Envergate Energy AG, Horn | X | | | | | | | | | | | | | | |
| EOLE-RES, Avignon | | | | X | X | X | | X | | | | | | | |
| Interwind AG / SA, Zürich | | | | | | | | X | X | X | | | | | |
| IWB, Basel | | | | | X | X | X | | | | | | | | |
| LEITWIND AG, Sterzing | | X | | X | | | | | | | | | | | |
| MAEGLI AG Windenergie, Münchenbuchsee | | | | X | | | | X | | | | | | | |
| Maurer Elektromaschinen, Schöftland | X | | | | | | | | | | | | | | |
| Meteotest, Bern | | | | | | | | | X | X | | | | | |
| nateco AG, Gelterkinden | | | | | | | | X | | X | X | | | | |
| New Energy Scout GmbH, Winterthur | | | | X | | | | X | X | X | | | | | |
| Northern Power Systems AG, Zürich | X | | | | | | | | | | | | | | |
| Planair, La Sagne | | | | | | | | | | X | X | | | | |
| Schwerlast Logistik AG, Lenzburg | X | X | | | | | | | | | | | | | |
| Toggenburger + Co AG, Winterthur | | | | X | | | | | | | | | | | |
| vento ludens Suisse GmbH, Yverdon-les-Bains | | | | | X | | | X | | | | | | | |
| Weisskopf Partner GmbH, Zürich | | | | | | | | | | X | | | | | |
| WINDCRAFT AG, Zürich | | | | | X | X | | | | | | | | | |
| WindPower AG, Entlebuch | | | | X | X | X | | X | X | | | | | | |
