| S.no | Company Name | Founded | Country |
|---|---|---|---|
| 1 | Lufft USA Inc. | USA | |
| 2 | TOG Manufacturing | USA | |
| 3 | Dresser-Rand | USA | |
| 4 | Elliott Group | USA | |
| 5 | Windurance | USA | |
| 6 | Continental Controls Corp. | USA | |
| 7 | Goyen Valve LLC | USA | |
| 8 | Divelbiss Corp. | USA | |
| 9 | Tarco International | USA | |
| 10 | Clipper Windpower LLC | USA | |
| 11 | Hpi LLC | USA |
