1. ABB Ltd.
2. Acromag Inc.
3. Advantech Co. Ltd.
4. AMETEK Inc.
5. Analog Devices Inc.
6. Calex Mfg. Co. Inc.
7. Curtiss-Wright Corporation
8. Dataforth Corporation
9. Dwyer Instruments Inc.
10. Hans Turck GmbH & Co. KG
11. Himmelstein and Company
12. ICP DAS CO. LTD.
13. Kemo Ltd.
14. Keysight Technologies Inc.
15. Moore Industries-International Inc.
16. National Instruments Corporation
17. Omega Engineering Inc.
18. Pepperl+Fuchs SE
19. Phoenix Contact GmbH & Co. KG
20. PR ELECTRONICS A/S
21. Red Lion Controls Inc.
22. Rockwell Automation Inc.
23. Semtech Corporation
24. Siemens AG
25. TE Connectivity Corporation
26. WAGO Private Limited
27. Weidm?ller Interface GmbH & Co. KG
28. Wieland Electric Inc.
29. Yokogawa Electric Corporation