1. 3M Company
2. Alfa Laval AB
3. Applied Membranes Inc.
4. AXEON Water Technologies
5. DuPont de Nemours Inc.
6. Hunan Keensen Technology
7. Inopor by Paul Rauschert GmbH & Co. KG.
8. Koch Separation Solutions
9. Lenntech B.V.
10. Membranium
11. Nanjing Tangent Fluid Technology Co. Ltd.
12. Nitto Denko Corporation
13. Novasep Process Solutions SAS
14. NX Filtration BV
15. Osmotech Membranes Pvt. Ltd.
16. Pentair PLC
17. SnowPure
LLC
18. Sterlitech Corporation
19. Synder Filtration Inc.
20. TeraPore Technologies
21. The Envirogen Group
22. Toray Industries Inc.
23. Veolia Environnement S.A.
24. Vontron Technology Co. Ltd.
25. ZwitterCo