1. ABB Ltd.
2. Ace Controltech System
3. ALPS ALPINE CO. LTD.
4. APEM Inc.
5. Bourns Inc.
6. DIPTRONICS MANUFACTURING INC
7. E-Switch Inc.
8. Fuji Machine Manufacturing Co.
9. Grayhill Inc.
10. HAMILTON ELECTRONICS (P) LTD.
11. Hokuriku Electric Industry Co. Ltd
12. Honeywell International Inc.
13. Indoplast Products India Pvt. Limited
14. knitter-switch GmbH & Co. KG
15. Littelfuse Inc.
16. MinebeaMitsumi Inc.
17. Multitron Ltd.
18. Nascom
19. NKK SWITCHES Co. Ltd.
20. Omron Corporation
21. Panasonic Corporation
22. Schneider Electric SE
23. Snaptron Inc.
24. Standex Electronics Inc.
25. TE connectivity