1. ABB Ltd.
2. AEG Power Solutions B.V.
3. AES Corporation
4. Austin Energy
5. BYD Company Limited
6. C&D Technologies Inc.
7. Central Electronics Limited
8. CMS Energy Corporation
9. Delta Electronics Inc.
10. DTE Energy Company
11. Duke Energy Corporation
12. EnergyNest AS
13. Eversource Energy
14. General Electric Company
15. Georgia Power Company
16. Hitachi
Ltd.
17. HMS Industrial Networks AB
18. Honeywell International Inc.
19. Imperial Irrigation District
20. Johnson Controls International PLC
21. Ktech Energy Co. Ltd.
22. LG Chem
Ltd.
23. NextEra Energy Inc.
24. Nidec Corporation
25. Pacific Gas and Electric Company
26. Panasonic Holdings Corporation
27. Primus Power Solutions
28. RES Group
29. Samsung SDI Co. Ltd.
30. Saturn Power Inc.
31. Siemens AG
32. Sonnen GmbH
33. Stantec Inc.
34. Suzhou Surge Power Technology Co. Ltd.
35. Tesla Inc.
36. Toshiba Corporation
37. TotalEnergies SE
38. Viridi Parente Inc.
39. Xcel Energy Inc.