1. Aevitas - Ayr,
2. ATB WATER GmbH
3. Ayala Water & Ecology Ltd
4. Biokube
5. BioMicrobics Inc.
6. BIOROCK S.?.r.l
7. Bioxica.
8. Consolidated Treatment Systems Inc.
9. DuPont de Nemours Inc.
10. Evoqua Water Technologies LLC
11. FujiClean Co. Ltd
12. Hydroswiss SA
13. Jet Inc.
14. Orenco Systems Inc.
15. Premier Tech Ltd.
16. Siltbuster Ltd
17. Smith & Loveless Inc.
18. SUEZ SA
19. TopolWater
s.r.o.
20. Veolia Water Solutions & Technologies