1. ABB Ltd.
2. ANDRITZ GROUP
3. Arteche Lantegi Elkartea SA
4. Cisco Systems Inc.
5. Cummins Inc.
6. Eaton Corporation
7. ELECTRO SISTEM SRL
8. Emerson Electric Co.
9. General Electric Company
10. Hitachi Ltd.
11. Honeywell International Inc
12. Hubbell Power System
13. Hughes Power System AB
14. Landis+Gyr AG
15. Larsen & Toubro Ltd
16. LS ELECTRIC Co. Ltd.
17. Lucy Group
18. Mitsubishi Electric Corporation
19. Omron Corporation
20. Operation Technology Inc.
21. PARKER HANNIFIN CORP.
22. Qualus Corporation
23. Rockwell Automation
24. Schneider Electric
25. SMS group GmbH
26. TE Connectivity
27. Toshiba International Corporation
28. W?rtsil? Corporation
29. ZIV