| Abengoa Bioenergy of Nebraska LLC | United States |
Private
|
| Abwicklungsgesellschaft Biogas I AG | Germany |
Private
|
| AES Andres B.V. | Dominican Republic |
Private
|
| Alon Israel Oil Company Ltd. | Israel |
Private
|
| Argent Energy Ltd | United Kingdom |
Private
|
| Bede plc | United Kingdom |
Private
|
| Black Beauty Coal Company | United States |
Private
|
| BNI Coal, Ltd. | United States |
Private
|
| British Nuclear Fuels Limited | United Kingdom |
Private
|
| British Nuclear Group Limited | United Kingdom |
Private
|
| Chevron Mining Inc. | United States |
Private
|
| Companhia Piratininga de Forca e Luz | Brazil |
Private
|
| EDF Energies Nouvelles | France |
Private
|
| EDF Renewables, Inc. | United States |
Private
|
| Empresa Energetica De Mato Grosso Do Sul S.A. - ENERSUL | Brazil |
Private
|
| Eneco Wind Belgium S.A. | Belgium |
Private
|
| Ener-Grid, Inc. | United States |
Private
|
| ExxonMobil International Limited | United Kingdom |
Private
|
| Financiera de Desarrollo Nacional S.A. | Colombia |
Private
|
| GEA AG | Germany |
Private
|
| GENESYS WIND Aktiengesellschaft | Switzerland |
Private
|
| GeoResources, Inc. | United States |
Private
|
| GLP NT Corporation | Canada |
Private
|
| Hawkeye Renewables, LLC | United States |
Private
|
| Helius Energy Limited | United Kingdom |
Private
|
| Ichitaka Co. | Japan |
Private
|
| Incremental Petroleum Ltd. | Australia |
Private
|
| Indo Integrated Energy BV | Netherlands |
Private
|
| Interpipe Limited | Cyprus |
Private
|
| Intrepid Technology & Resources, Inc. | United States |
Private
|
| Kelly Russell Studios, Inc. | United States |
Private
|
| Lausitzer Braunkohle AG (LAUBAG) | Germany |
Private
|
| Magellan Midstream Holdings, L.P. | United States |
Private
|
| Mantra Resources Pty Limited | Australia |
Private
|
| Midamerican Energy Company | United States |
Private
|
| Monument Oil and Gas plc | United Kingdom |
Private
|
| Natsionalna Elektricheska Kompania EAD | Bulgaria |
Private
|
| Ngas Hunter LLC | United States |
Private
|
| Nidec Copal Electronics Corporation | Japan |
Private
|
| Northeast Biofuels, LP | United States |
Private
|
| Novera Energy Limited | United Kingdom |
Private
|
| NSTAR LLC | United States |
Private
|
| OSI Geospatial Inc. | Canada |
Private
|
| Pen Holdings Inc. | United States |
Private
|
| Petrosearch Energy Corp | United States |
Private
|
| Phillips-Imperial Petroleum Ltd. | United Kingdom |
Private
|
| Powerbags AG | Germany |
Private
|
| PRATERM SA | Poland |
Private
|
| Puget Sound Energy, Inc. | United States |
Private
|
| Racetrac Petroleum, Inc. | United States |
Private
|
| Renewable Energy Generation Ltd | Jersey |
Private
|
| Renewable Energy Holdings plc | United Kingdom |
Private
|
| Renewable Power & Light Ltd. | United Kingdom |
Private
|
| RK Timber Ltd. | United Kingdom |
Private
|
| Run of River Power Inc | Canada |
Private
|
| Ry Ninh II Hydroelectric JSC | Vietnam |
Private
|
| SBF AG | Germany |
Private
|
| Second Wave Petroleum Inc. | Canada |
Private
|
| Seki Technotron Corporation | Japan |
Private
|
| Shell Aviation Limited | United Kingdom |
Private
|
| Shell Hong Kong Limited | Hong Kong |
Private
|
| Sime Darby London Ltd. | United Kingdom |
Private
|
| Sky Harvest Energy Corp. | Canada |
Private
|
| Solar² AG | Germany |
Private
|
| Solarbrook Water & Power Corp. | United States |
Private
|
| Solv-Ex Corporation | United States |
Private
|
| Stedin Holding N.V | Netherlands |
Private
|
| Techem AG & Co | Germany |
Private
|
| Tersus Energy Ltd | United Kingdom |
Private
|
| Texas Utilities Mining Company | United States |
Private
|
| Tidal Energy Marketing Inc | Canada |
Private
|
| TTG Europe plc | United Kingdom |
Private
|
| US Bioenergy Corporation | United States |
Private
|
| Valiant Energy Inc. | Canada |
Private
|
| Verdant Technology Corp | United States |
Private
|
| Verenium Corporation | United States |
Private
|
| Vycon, Inc. | United States |
Private
|
| Wabash Valley Power Association Inc | United States |
Private
|
| Wind Save Ltd | United Kingdom |
Private
|
| Windsor Energy Resources, Inc. | United States |
Private
|
| Zhejiang Southeast Electric Power Company Ltd. | China |
Private
|
|
