1. ABB Ltd.
2. Alstom SA
3. Bharat Heavy Electricals Limited
4. CG Power and Industrial Solutions Ltd.
5. CHINA XD GROUP
6. DAIHEN Corporation
7. Eaton Corporation PLC
8. Emerson Electric Co.
9. General Electric Company
10. Hammond Power Solutions Inc.
11. Hitachi Ltd.
12. Hyosung Group
13. HYUNDAI ELECTRIC & ENERGY SYSTEMS CO. LTD.
14. KEC International Limited
15. Larsen & Toubro Limited
16. Mitsubishi Electric Corporation