1. ABB Ltd
2. Celduc Realis
3. Control & Switchgear Electric Limited
4. Eaton Corporation Inc.
5. General Electric Company
6. Hitachi
Ltd.
7. Littlefuse Inc.
8. Mitsubishi Electric Corporation
9. Omega Engineering Inc.
10. Omron Corporation
11. Rockwell Automation Inc.
12. Schinder Electric AG
13. Siemens AG
14. TE Connectivity Limited
15. Toshiba Corporation