Accepta Ltd. AES Arabia Ltd
Aries Chemical Inc. Arkema S.A. BASF SE
Buckman Laboratories International Inc. ChemTreat Inc. (Danaher Corporation)
Ecolab Inc. Ion Exchange (India) Limited
Italmatch Chemicals SpA (BWA Water Additives Ltd.)
Kemira Oyj
Kurita Water Industries Ltd. Metito Group
Solenis LLC
SUEZ SA
The Dow Chemical Company
Thermax Limited
Veolia Environnement S.A. Water and Environment Technologies Company - WETICO