1. ABB Limited
2. Amco Industrial Valves
3. American Valve Inc.
4. Astech Valve Co. Ltd.
5. AVK Holding A/S
6. Crane Co.
7. Emerson Electric Co.
8. Flowjet Valves Pvt. Ltd.
9. Flowserve Corporation
10. Forbes Marshall Pvt. Ltd.
11. Gemco Valve LLC
12. Hambaker Limited
13. IMI PLC
14. Industrial Valves & Equipments
15. KSB SE & Co. KGaA
16. L&T Valves Limited
17. LESER GmbH & Co. KG
18. Linuo Valves USA
19. Novel Valves India Pvt. Ltd.
20. Okano Valve Mfg. Co. Ltd.
21. Pentair PLC
22. Powell Valves
23. RITAG Ritterhuder Armaturen GmbH & Co.
24. Rohre Valves GmbH
25. Sap Industries Limited
26. Schlumberger Limited
27. Schneider Electric SE
28. Spraytech Automation India Pvt. Ltd.
29. The Weir Group PLC
30. Valtorc International
31. Valves Industries Ltd.
32. Zhejiang Xinhai Valve Manufacturing Co. Ltd.