 |
Boulder WindPower | |  | CIATEQ A.C. |
|
 | Drive Concepts GmbH | |  | Dongfang - DEC |
| |
A. Friedr. Flender AG | | |
Germanischer Lloyd AG |
 | Goldwind Co., Ltd. | |  | Guodian United Power |
 | Hansen Transmission Int. NV | |  | MesH Engineering Team |
 | Moventas OY | |
 | PowerWind GmbH |
 |
Renk AG | |  | REpower Systems AG |
|
 | Romax Technology | |  | Sinovel Co., Ltd. |
 | Suzlon Energy GmbH | |  | Vestas Windsystem A/S |
 | Winergy AG | |  | SkyWind GmbH |
 | VTT Technical Research Centre | | | |
