1. ALFA LAVAL AB
2. APPLIED MEMBRANES INC.
3. ARGONIDE CORPORATION
4. SYNDER FILTRATION
5. DOWDUPONT INC.
6. GEA GROUP AKTIENGESELLSCHAFT
7. INOPOR
8. KOCH MEMBRANE SYSTEMS INC.
9. NITTO DENKO CORPORATION
10. TORAY INDUSTRIES Inc.
11. PALL CORPORATION
12. HYDRANAUTICS (NITTO GROUP)
13. HYFLUX LTD.
14. MICRODYN-NADIR
15. NOVASEP LLC
16. PARKER HANNIFIN
17. VEOLIA WATER TECHNOLOGIES INC.
18. EVONIK INDUSTRIES