1. Active Technologies Private Limited
2. Aim-TTi holdings Ltd.
3. Anritsu Corporation
4. Avtech Electrosystems Ltd.
5. B&K Precision Corporation
6. Berkeley Nucleonics Corporation
7. Good Will Instrument Co. Ltd.
8. Hitachi Zosen Inova AG
9. Honda Motor Co. Ltd.
10. Keysight Technologies Inc.
11. Mitsubishi Electric Corporation
12. National Instruments Corporation
13. NF Corporation
14. Pico Technology
15. Quantum Composers Inc.
16. Rohde & Schwarz GmbH & Co KG
17. Scientific Mes-Technik Pvt. Ltd.
18. Sugawara Laboratories Inc.
19. Tabor Electronics Ltd.
20. TachoControl DATA GmbH
21. Tektronix Inc.
22. Valmet Oyj
23. Wuhan PRECISE Instrument Co. Ltd.
24. Yokogawa Electric Corporation