1. ABB Ltd.
2. Adani Energy Solutions Limited
3. Aker Solutions ASA
4. Alstom SA
5. American Superconductor Corporation
6. Bharat Heavy Electricals Limited
7. Black & Veatch Holding Company
8. C-EPRI Electric Power Engineering Co. Ltd.
9. Crompton Greaves Ltd.
10. Cyient Limited
11. Dragados by ACS Group
12. Eaton Corporation PLC
13. General Electric Company
14. Hitachi Energy Ltd.
15. Hyosung Corporation
16. LS Electric Co. Ltd.
17. M. A. Mortenson Company
18. Mersen Group
19. Mitsubishi Electric Corporation
20. Nexans SA
21. NKT A/S
22. NR Electric Co. Ltd.
23. Prysmian Group S.p.A.
24. Rongxin Power Ltd.
25. Siemens AG
26. Stantec Inc.
27. Sumitomo Electric Industries
Ltd.
28. Texas Instruments Incorporated
29. Toshiba Corporation
30. TransGrid Solutions Inc.
31. XJ Group Corporation