1. Aquapharm Chemical Pvt. Ltd.
2. Ashland Global Holdings Inc.
3. BASF SE
4. Brenntag North America Inc.
5. Chemtex Speciality Limited
6. Clariant AG
7. DuPont de Nemours Inc.
8. Ecolab Inc.
9. Hydrovida
10. Italmatch AWS SpA
11. Kemira Oyj
12. King Lee Technologies
13. PCC SE
14. PWT Chemicals by H2O Innovation Inc.
15. Shandong IRO Water Treatment Co. Ltd.
16. Shandong Kairui Chemistry Co.Ltd.
17. Shandong Taihe Technologies Co. Ltd.
18. Shandong ThFine Chemical Co. Ltd.
19. Solenis International LLC
20. Solvay SA
21. Taiyuan Lanlang Technology Industrial Corp.
22. The Dow Chemical Company
23. US Water Systems Inc.
24. Veolia Environnement S.A.
25. Weihai Xiangyu Technology Co. Ltd.