1. ABB Ltd.
2. ALSTOM Transport SA
3. Ashida Electronics Pvt. Ltd.
4. DARE Electronics Inc.
5. Eaton Corporation PLC
6. Fujitsu Limited
7. General Electric Company
8. Honeywell International Inc.
9. IXYS Corporation by Littelfuse Inc.
10. OMRON Corporation
11. Panasonic Corporation
12. Phoenix Contact (Ireland) Ltd
13. Relpol S.A.
14. Rockwell Automation Inc.
15. Schneider Electric SE