1. BrightSource Energy Inc.
2. Solar Millennium AG
3. Abengoa S.A.
4. Acciona Energy
S.A.
5. Novatec Solar GmbH
6. Enel SpA
7. Shanghai Electric Power Generation Co. Ltd.
8. China National Chemical Engineering & Construction Corporation
9. Heliand Power GmbH
10. SolarReserve LLC