1. ABB Ltd.
2. Advanced Micro Controls Inc.
3. Anaheim Automation Inc.
4. Beckhoff Automation Group
5. Crouzet
6. Delta Electronics Inc.
7. Eaton Corporation PLC
8. Emerson Electric Co.
9. Fuji Electric Co. Ltd.
10. Graco Inc.
11. Hitachi
Ltd.
12. Honeywell International Inc.
13. IDEC Corporation
14. Infineon Technologies AG
15. Intel Corporation
16. Keyence Corporation
17. Mitsubishi Electric Corporation
18. Murata Manufacturing Co. Ltd.
19. OMRON Corporation
20. Opto 22
21. Panasonic Corporation
22. Renesas Electronics Corporation
23. Robert Bosch GmbH
24. Rockwell Automation Inc.
25. Schneider Electric SE
26. Siemens AG
27. STMicroelectronics International N.V.
28. Toshiba Corporation
29. Unitronics (1989) (R”G) Ltd.
30. UpKeep Technologies Inc.
31. Yokogawa Electric Corporation