| ABO-Wind | 81 | 634 |
| Acciona Energia | 270 | 6,890 |
| ACS | 17 | 679 |
| Aerowatt | 31 | 124 |
| AES | 19 | 1,050 |
| AGL | 6 | 834 |
| Airtricity | 22 | 483 |
| Akuo Energy | 7 | 106 |
| Alaska Village Electric Coop | 5 | 1 |
| Alerion | 15 | 463 |
| Alize | 10 | 111 |
| Alpiq | 8 | 265 |
| Altus | 7 | 70 |
| ArcLight Capital Partners | 15 | 261 |
| Asja Ambiente Italia Spa | 7 | 69 |
| Aspiravi | 16 | 84 |
| Austrian Wind Power GmbH | 17 | 373 |
| AVA | 10 | 7 |
| BMR | 20 | 149 |
| Boralex | 25 | 263 |
| Bord Gáis Energy | 5 | 93 |
| BP Alternative Energy | 5 | 965 |
| Caithness | 9 | 682 |
| Cannon Power Corp. | 7 | 403 |
| Cartier Wind Energy | 6 | 590 |
| Cavalum | 6 | 9 |
| CEZ Renewable Energies | 5 | 603 |
| China Datang Corporation renewable Power Co | 27 | 1,787 |
| China Huadian Corporation | 7 | 285 |
| China State Power Corp | 17 | 167 |
| Chubu Electric Power | 6 | 48 |
| CLP Group | 11 | 710 |
| CNR | 20 | 217 |
| Compagnie du Vent | 33 | 359 |
| Consorzio Bonifica Nurra | 5 | 6 |
| ContinoWind | 25 | 176 |
| CRES | 5 | 3 |
| DEAG | 29 | 115 |
| Dezentrale Energie | 6 | 22 |
| Dirkshof Erneuerbare Energien GmbH | 5 | 73 |
| Dong Energy | 93 | 2,638 |
| Duke Energy | 13 | 1,243 |
| e.n.o. Energy | 39 | 243 |
| E.ON Climate Renewables | 121 | 4,961 |
| e3 GmbH | 35 | 333 |
| EAB New Energy Group | 5 | 9 |
| Eco Power Corporation | 29 | 159 |
| Eco Wind Power Ltd | 9 | 58 |
| Ecopower | 8 | 47 |
| Ecotricity | 23 | 97 |
| EDF-EN | 177 | 6,414 |
| Edison Energie Speciali | 32 | 433 |
| Edison Mission Group | 25 | 1,631 |
| EDP Renovaveis | 150 | 5,431 |
| EEHC | 6 | 307 |
| Eesti Energia AS | 6 | 133 |
| Elecdey | 6 | 162 |
| Electrabel | 26 | 386 |
| Electrawinds | 25 | 209 |
| Empreendimento Eolico do Vale do Minho | 9 | 240 |
| Endesa | 20 | 501 |
| Eneco | 16 | 141 |
| Enel GreenPower | 140 | 2,416 |
| ENEOP | 20 | 374 |
| Enercon | 19 | 387 |
| ENEREEM | 6 | 11 |
| Energi E2 WP Karistias | 6 | 22 |
| Energia Global Castellana | 5 | 140 |
| Energias Renovables de la region de Murcia | 7 | 140 |
| Energieanlagen FB | 15 | 50 |
| Energiekontor | 32 | 216 |
| Energiequelle | 149 | 912 |
| Energy Power Resources | 6 | 99 |
| Enertrag | 89 | 833 |
| Engasa | 5 | 38 |
| Enova | 6 | 46 |
| Eole-Res | 15 | 185 |
| Eolfi | 34 | 392 |
| Eolia | 24 | 565 |
| Eolica la Brujula SA | 6 | 74 |
| Eolicas de Euskadi | 6 | 93 |
| Eolo Tempio pausania | 5 | 52 |
| Eolus Vind AB | 7 | 62 |
| Erelia | 18 | 226 |
| ERG Renew | 11 | 201 |
| Escofi | 9 | 140 |
| Essent | 13 | 134 |
| Eufer | 11 | 269 |
| Eurowatt | 15 | 134 |
| Eurowind | 5 | 43 |
| Eurus Energy | 37 | 1,057 |
| EverPower | 7 | 513 |
| EVN-Naturkraft | 14 | 163 |
| Exelon | 35 | 940 |
| Falck Renewables | 20 | 485 |
| Fera | 7 | 50 |
| First Wind | 18 | 984 |
| Fortore Energia | 12 | 190 |
| Fri-El | 14 | 344 |
| Gamesa | 24 | 791 |
| GDF Suez | 28 | 784 |
| GE Wind Energy | 6 | 162 |
| Generg | 17 | 318 |
| Germania Windpark | 46 | 275 |
| Gestamp Wind | 16 | 358 |
| GEWI | 14 | 49 |
| Global Wind Power | 42 | 380 |
| Greentech Energy Systems | 19 | 349 |
| Guohua Resourceful Wind Power | 8 | 253 |
| Göteborg Energi | 8 | 23 |
| Heritage Sustainable Energy | 7 | 99 |
| Hibernian Wind Power | 17 | 253 |
| Hokkaido Electric Power Co | 5 | 2 |
| Iberdrola Renewables | 213 | 7,967 |
| Iberenova Promociones | 6 | 116 |
| Iberwind | 34 | 640 |
| Idaho Wind Partners | 14 | 338 |
| IFE Eriksen | 5 | 30 |
| Infigen Energy | 30 | 1,990 |
| Innovent | 25 | 122 |
| International Power Canada. Inc. | 5 | 79 |
| Invenergy | 40 | 3,056 |
| Investigación y Desarrollo de Energías Renovables | 7 | 133 |
| IP Maestrale | 18 | 258 |
| Italenergia Bis SpA | 8 | 73 |
| IVPC | 43 | 550 |
| J-Power | 8 | 218 |
| JMB Energie | 11 | 80 |
| JPEE | 6 | 68 |
| Juvent SA | 5 | 24 |
| Juwi | 16 | 146 |
| Kallista | 25 | 275 |
| KDE Energy | 8 | 176 |
| Kotzebue Electric Association | 5 | 3 |
| Longyuan | 66 | 1,644 |
| Maïa Eolis | 19 | 198 |
| MBBF | 31 | 208 |
| Meridian | 7 | 422 |
| MidAmerican Energy | 10 | 733 |
| Midwest Wind Energy | 5 | 616 |
| Mitsuuroko Green Energy | 6 | 52 |
| Molinos del Ebro SA | 7 | 236 |
| MSPL Limited | 9 | 371 |
| Mytrah | 11 | 648 |
| Natenco | 94 | 401 |
| Natural Power/Fred Olsen | 7 | 315 |
| Neg Micon | 5 | 57 |
| Nelja Energia | 15 | 200 |
| Neo Energia | 22 | 458 |
| NextEra Energy Resources | 124 | 9,839 |
| Noble Environmental Power | 9 | 873 |
| Noordzee Wind | 5 | 26 |
| Nordex | 5 | 41 |
| Nordisk Vindkraft | 5 | 87 |
| Northern Alternative Energy | 7 | 11 |
| Notus | 26 | 215 |
| Nuon Renewables | 56 | 410 |
| OKOENERGIE GmbH | 14 | 80 |
| Olivento SL | 12 | 223 |
| Ostwind | 13 | 84 |
| Pacific Hydro | 17 | 328 |
| PacifiCorp | 14 | 1,004 |
| Parque eólico Altos de Voltoya. S.A. | 5 | 62 |
| Parque eolico Hinojal SL | 5 | 25 |
| PNE | 12 | 98 |
| Poweo | 12 | 91 |
| PPM Energy | 8 | 771 |
| Primus Energy | 5 | 37 |
| Projekt GmbH | 5 | 50 |
| Prokon | 39 | 433 |
| Public Power Corporation | 12 | 17 |
| Puget Sound Energy | 6 | 797 |
| PVO Innopower Oy | 10 | 49 |
| REG Windpower | 12 | 53 |
| Renerco | 18 | 332 |
| Renewable Energy Services Limited | 7 | 5 |
| Renovatio | 6 | 74 |
| RES | 23 | 1,074 |
| REVe | 5 | 43 |
| Rokas | 19 | 278 |
| RWE | 117 | 2,703 |
| Scottish & Southern | 24 | 1,674 |
| Scottish Power | 34 | 1,604 |
| SeaWest | 14 | 83 |
| SER | 5 | 89 |
| SL Windenergie | 19 | 67 |
| Slitevind AB | 8 | 5 |
| Sorgenia France | 15 | 237 |
| SPE | 13 | 117 |
| STEG | 9 | 242 |
| Suomen Hyotytuuli Oy | 7 | 37 |
| Suzlon | 12 | 249 |
| Taipower | 19 | 352 |
| Tecneira | 7 | 100 |
| Terna Energy SA | 7 | 105 |
| Terra-Gen Power | 8 | 1,425 |
| Teut | 29 | 199 |
| The Okinawa Electric Power Co | 15 | 5 |
| Théolia | 16 | 159 |
| TransAlta | 22 | 1,220 |
| Trustpower | 5 | 296 |
| Valeco | 12 | 93 |
| Valorem | 13 | 220 |
| Vapat | 12 | 523 |
| Vattenfall | 42 | 1,012 |
| Ventis | 7 | 48 |
| Vento Ludens | 8 | 20 |
| Veronagest | 10 | 322 |
| Verve Energy | 9 | 98 |
| Volkswind | 20 | 300 |
| Vortex Energy | 9 | 130 |
| VSB Energies nouvelles | 13 | 132 |
| WEA GmbH | 10 | 138 |
| WEB Windenergie AG | 47 | 279 |
| Widemag | 32 | 192 |
| Wind Power Gmbh | 18 | 45 |
| Wind Prospect | 24 | 213 |
| Wind7 | 26 | 76 |
| Windenergie | 6 | 71 |
| Windenergie Wenger-Rosenau GmbH | 6 | 23 |
| Windfarmers BV | 5 | 14 |
| Windinvestor | 29 | 45 |
| Windkraft Simonsfeld GmbH & Co KG | 12 | 110 |
| Windpower GmbH | 10 | 19 |
| Windstrom | 49 | 472 |
| Windvision | 5 | 95 |
| Windwärts | 31 | 218 |
| Winpro | 8 | 64 |
| WKN AG | 75 | 906 |
| Wotan Gruppe | 18 | 99 |
| WPD | 77 | 674 |
| WSB Neue Energien GmbH | 33 | 263 |
| Zeeuwind | 12 | 36 |
| Zopf GmbH | 39 | 59 |
