1. ABB Ltd.
2. Acciona
SA
3. ANDRITZ AG
4. Bechtel Corporation
5. EnBW Energie Baden-W?rttemberg AG
6. Equinor ASA
7. General Electric Company
8. Hitachi
Ltd.
9. IHI Power Systems Co.Ltd.
10. Schneider Electric SE
11. Siemens AG
12. Sinohydro Corporation
13. Tata Group
14. Toshiba Corporation
15. Voith GmbH & Co. KGaA