- 3M
- AECI
- AkzoNobel NV
- BASF SE
- Betachem (Pty) Ltd
- Chevron Phillips Chemicals Co. Ltd
- Clariant AG
- CP Kelco
- CTC Mining (Tennant Chemicals Company Limited)
- Cytec Solvay Group
- Ecolab (Nalco)
- FMC Corporation (Cheminova)
- Huntsman International LLC
- Qingdao Ruchang Mining Industry Co. Ltd
- Sasol Ltd
- Suez Water Technologies & Solutions