1. ABB Ltd.
2. Abengoa S.A.
3. American Superconductor Corporation
4. ATCO Ltd.
5. Delta Electronics Inc.
6. Doble Engineering Company
7. Emerson Electric Co.
8. General Electric Company
9. Hitachi Ltd.
10. Hyosung Heavy Industries
11. LS ELECTRIC Co. Ltd.
12. Mitsubishi Electric Corporation
13. Nexans
14. NKT A/S
15. NR Electric Co. Ltd.
16. Prysmian Group
17. Schneider Electric SE
18. Siemens AG
19. Sumitomo Electric Industries Ltd.
20. TBEA Co. Ltd.
21. TDK Electronics AG
22. Texas Instruments Incorporated
23. Toshiba Corporation
24. TransGrid Solutions Inc.