1. Agilent Technologies Inc.
2. Atlas Copco AB
3. BPH Pump & Equipment Inc.
4. Dekker Vacuum Technologies Inc.
5. Dover Corporation
6. Ebara Corporation
7. Edwards Limited
8. Flowserve Corporation
9. GenTech Scientific LLC
10. Graham Corporation
11. Ideal Vacuum Products LLC
12. IDEX Corporation
13. Ingersoll Rand PLC
14. IVC Pumps Pvt. Ltd.
15. KNF DAC GmbH
16. Kurt J. Lesker Company
17. Labconco Corporation
18. LC Services Ltd.
19. Leybold GmbH
20. Merck KGaA
21. Pfeiffer Vacuum GmbH
22. Thermo Fisher Scientific Inc.
23. Toshniwal Instruments Pvt. Ltd.
24. ULVAC Inc.
25. VACUUBRAND GMBH + CO. KG