| ABO-Wind | 59 | 357 |
| Acciona Energia | 284 | 7,449 |
| Aerowatt | 29 | 119 |
| Air Energy | 9 | 90 |
| Airtricity | 11 | 746 |
| Alerion | 12 | 344 |
| Alternative Technologique | 5 | 28 |
| Altus AG | 5 | 62 |
| Aspiravi | 7 | 34 |
| B9 Energy | 12 | 204 |
| Babcock & Brown | 7 | 926 |
| BMR | 16 | 105 |
| Boreas | 55 | 229 |
| Cannon Power Corp. | 7 | 398 |
| Catavento | 5 | 19 |
| Cavalum | 11 | 37 |
| Cielo Wind Power | 9 | 407 |
| CLP Group | 31 | 1,491 |
| CNR | 6 | 61 |
| Community Wind Power Co. | 12 | 26 |
| Compagnie du Vent | 19 | 191 |
| Cornwall Light & Power | 6 | 16 |
| Das grüne Emissionshaus | 10 | 205 |
| Datang | 6 | 120 |
| Datang Chifeng Saihanba Wind Power Co., Ltd | 7 | 294 |
| Datang Corporation | 6 | 202 |
| Denker&Wulf | 51 | 404 |
| Dezentrale Energie | 20 | 67 |
| Dirkshof Erneuerbare Energien GmbH | 5 | 73 |
| Dong Energy | 14 | 1,120 |
| Duke Energy | 11 | 703 |
| DWS/John Deere Wind | 11 | 180 |
| e.n.o. Energy | 6 | 52 |
| E.ON Climate Renewables | 34 | 2,682 |
| EAB New Energy Group | 21 | 165 |
| Ecogen Ltd | 5 | 35 |
| Ecotricity | 17 | 54 |
| EDF | 7 | 38 |
| EDF-EN | 56 | 1,482 |
| EDF-EN/Vergnet SA | 5 | 13 |
| Edison Mission Group | 9 | 816 |
| EDP Renovaveis | 6 | 305 |
| EED | 7 | 35 |
| Electrawinds | 10 | 77 |
| Enel Green Power | 6 | 306 |
| Enel Greenpower | 18 | 467 |
| ENEOP | 21 | 328 |
| Enercon | 12 | 156 |
| Enercon India | 11 | 153 |
| Energie & Umwelt Dienstleistungen | 6 | 25 |
| Energieanlagen FB | 7 | 29 |
| Energiekontor | 53 | 407 |
| Energiequelle | 8 | 54 |
| Energieteam | 14 | 142 |
| Energiewerkstatt GmbH | 8 | 60 |
| Energy Unlimited | 5 | 30 |
| Eneria | 8 | 85 |
| Enernova | 11 | 147 |
| Enersis | 32 | 554 |
| Enertrag | 17 | 192 |
| Enova | 5 | 44 |
| Enron Wind Corp. | 8 | 519 |
| enXco | 30 | 2,275 |
| Eole Generation | 16 | 223 |
| Eole-Res | 33 | 566 |
| Eolfi | 11 | 93 |
| Eolica Guadalteba | 9 | 158 |
| Erelia | 11 | 172 |
| Eurus Energy | 23 | 853 |
| Exergy Development Group | 14 | 212 |
| EyRA | 5 | 149 |
| First Wind | 12 | 758 |
| FPL Energy | 46 | 4,554 |
| Fred Olsen Renewables | 7 | 315 |
| Gamesa | 34 | 834 |
| Generg | 15 | 389 |
| Geo Mbh | 9 | 44 |
| Germania Windpark | 21 | 174 |
| Germania Windpark GmbH & Co. KG | 5 | 22 |
| GEWI | 7 | 21 |
| Global Wind Power | 39 | 363 |
| Guangdong Yudean Shibeishan Wind Power Development Co. Ltd | 6 | 143 |
| Haus der Windenergie | 5 | 34 |
| Hebei Hong-Song Wind Power Share Holding Ltd | 7 | 205 |
| Heilongjiang Huafu Power Investment Co. Ltd | 7 | 74 |
| Heritage Sustainable Energy | 6 | 71 |
| Horizon Wind Energy | 29 | 2,730 |
| Horizon-EDPR | 5 | 402 |
| Huaneng New Energy Industrial Co. Ltd | 5 | 163 |
| Iberdrola Renewables | 53 | 3,986 |
| Iberdrola Renovables | 10 | 611 |
| ImWind Group GmbH | 6 | 42 |
| Infigen Energy | 6 | 249 |
| Infinivent | 7 | 55 |
| Ing. Henning Holst | 16 | 84 |
| Inner north | 23 | 190 |
| Innovent | 30 | 174 |
| Intervent | 7 | 73 |
| Invenergy | 28 | 2,469 |
| JMB Energie | 7 | 41 |
| John Deere Wind | 11 | 251 |
| Juhl Wind | 16 | 183 |
| Juwi | 74 | 525 |
| K S Oils | 6 | 43 |
| Kenetech | 9 | 420 |
| Kotzebue Electric Association | 8 | 1 |
| LongYuan | 56 | 1,358 |
| LuNeng | 8 | 23 |
| Luneng Rongcheng Wind Power Company | 5 | 60 |
| Maïa Eolis | 19 | 180 |
| Maïa Sonnier | 15 | 138 |
| MaoLin | 6 | 51 |
| Martifer Renewables | 13 | 203 |
| MBBF | 14 | 97 |
| MidAmerican Energy | 9 | 489 |
| Midwest Wind Energy | 6 | 688 |
| MSPL Limited | 8 | 237 |
| Nanao Wind Power | 7 | 10 |
| Net Service GmbH | 6 | 24 |
| NewEN | 10 | 50 |
| NextEra Energy Resources | 17 | 1,521 |
| Ningxia Electric Power Group Co. Ltd | 9 | 208 |
| Ningxia Tianjing | 5 | 50 |
| Noble Environmental Power | 10 | 963 |
| Nordex | 32 | 491 |
| Norsk Vind Energi | 5 | 276 |
| Northern Alternative Energy | 14 | 70 |
| Notus | 16 | 152 |
| O2 | 7 | 88 |
| OKOENERGIE GmbH | 11 | 89 |
| Orion Energy LLC | 5 | 724 |
| Ostwind | 63 | 518 |
| P&T Technologie | 10 | 72 |
| Pacific Hydro | 6 | 209 |
| Pacificorp | 7 | 594 |
| Plan 8 | 49 | 102 |
| PNE | 13 | 154 |
| Poweo | 35 | 284 |
| PPM Energy | 17 | 1,556 |
| Projekt GmbH | 6 | 53 |
| Prokon | 47 | 447 |
| Qixia Ruilin Wind Power Go.Ltd. | 6 | 32 |
| Quénéa | 8 | 104 |
| RDC | 6 | 167 |
| RDE | 6 | 70 |
| REA Düren | 5 | 10 |
| Renerco | 6 | 65 |
| RES | 29 | 1,810 |
| RES - B9 Energy | 10 | 112 |
| Rokas | 16 | 217 |
| RPC | 5 | 40 |
| RWE Npower | 26 | 1,204 |
| Scottish Power | 10 | 713 |
| Scottish Power Ltd | 5 | 422 |
| SeaWest | 30 | 497 |
| SeeBA EnergyFarming | 108 | 542 |
| SFE Française d’Eoliennes | 11 | 139 |
| Shenyang Jinshan Energy Co. Ltd | 5 | 64 |
| SL Windenergie | 14 | 64 |
| Sofiva | 7 | 62 |
| SPE | 8 | 66 |
| SSE Renewables | 6 | 111 |
| Sustainable Energy Developments | 9 | 5 |
| Suzlon | 19 | 863 |
| Suzlon Infrastructure | 24 | 178 |
| Suzlon Infrastructure Service | 7 | 219 |
| Tecneira | 7 | 71 |
| Tecneira Tecnoligias Energeticas SA | 5 | 79 |
| Tencia | 6 | 121 |
| Théolia | 22 | 225 |
| Umweltkontor | 8 | 38 |
| Valeco | 8 | 43 |
| Valorem | 27 | 303 |
| Vattenfall | 8 | 872 |
| Ventis | 8 | 64 |
| Ventotec | 47 | 561 |
| Ventura | 6 | 62 |
| Vergnet | 7 | 132 |
| Veronagest | 6 | 250 |
| Verve Energy | 5 | 58 |
| Volkswind | 51 | 468 |
| Vortex Energy | 7 | 165 |
| VSB Energies Nouvelles | 14 | 138 |
| W.E.B. | 5 | 62 |
| WEA GmbH | 6 | 77 |
| WES-IBS | 5 | 20 |
| WestWind | 15 | 132 |
| Wind Prospect | 68 | 1,077 |
| Wind7 | 20 | 76 |
| Windenergie Wenger-Rosenau GmbH | 5 | 10 |
| Windpark nördliches Emsland GmbH | 6 | 57 |
| Windstrom | 12 | 140 |
| Windwärts | 32 | 225 |
| Winkra | 16 | 151 |
| Winpro | 6 | 30 |
| WKN AG | 73 | 955 |
| Wotan Gruppe | 19 | 109 |
| WPD | 209 | 1,893 |
| Xinjiang Tianfeng | 5 | 159 |
| Xinjiang Wind Energy Liability Co.,LTD. | 16 | 40 |
| Yantai Dongyuan | 5 | 55 |
| Yingkou Wind Power Generation Co.,Ltd | 12 | 34 |
| Youngduk Wind Power Co. Ltd | 5 | 68 |
| Your Energy | 6 | 77 |
| Zhangjiakou Great Wall Wind Power Co.Ltd | 5 | 10 |
| Zond Systems | 9 | 168 |
