1. ABB Ltd.
2. AMETEK Inc.
3. Emerson Electric Co.
4. Endress+Hauser Group Services AG
5. FUTEK Advanced Sensor Technology Inc.
6. Gems Sensors Inc.
7. General Electric Company
8. Honeywell International Inc.
9. HYDAC Technology Corporation
10. IFM Efector Inc.
11. Infineon Technologies AG
12. Jamieson Equipment Co. Inc
13. NXP Semiconductors N.V.
14. Omron Corporation
15. Pepperl+Fuchs SE
16. Robert Bosch GmbH
17. Rockwell Automation Inc.
18. Schneider Electric SE
19. Sensirion AG
20. Sick AG
21. Siemens AG
22. STMicroelectronics International N.V.
23. TE Connectivity Ltd.
24. Texas Instruments Incorporated
25. Yokogawa Electric Corporation