- ALLNEX NETHERLANDS B.V.
- Altana
- AGC Inc.
- Akzo Nobel N.V.
- Arkema Group
- Ashland
- BASF SE
- Cabot Corporation
- DAIKIN INDUSTRIES
Ltd.
- Dow
- Eastman Chemical Company
- ELEMENTIS PLC
- Evonik Industries AG
- The Lubrizol Corporation
- Momentive Specialty Chemicals Inc.
- Solvay