1. ABB Ltd.
2. Acromag Inc.
3. Advantech Co. Ltd.
4. Analog Devices Inc.
5. Autonics Corporation
6. Axis Solutions Pvt Ltd
7. Beckhoff Automation GmbH & Co. KG
8. Bihl+Wiedemann GmbH
9. Hans Turck GmbH & Co. KG
10. Himmax Electronics Corporation
11. ifm electronic gmbh
12. Infineon Technologies AG
13. KEBA Group AG
14. LS ELECTRIC Co. Ltd.
15. Mitsubishi Electric Corporation
16. Moxa Inc.
17. NOVUS Automation Inc.
18. Omron Corporation
19. Pepperl and Fuchs SE
20. Phoenix Contact
21. Rockwell Automation Inc.
22. Selectron Systems AG
23. Siemens AG
24. Toshiba International Corporation
25. TR Electronic GmbH