- Akzo Nobel N.V.
- Samachem
- WETICO
- Veolia
- Ecolab
- BASF
- REDA Water
- Juffali
- Reza Industrial Solution (REZA Investment Company Ltd.)
- Al-Jazira Water Treatment Chemicals
- Solenis
- SUEZ
- The Chemours Company
- Dow
- Univar Solutions LLC
- Kurita Water Industries Ltd.
- AES Arabia Ltd.
- alwaslchem
- Italmatch Chemicals S.p.A