- 3M
- Akzo Nobel N.V.
- Arkema Group
- Asahi Kasei Corporation
- BASF SE
- Celanese Corporation
- Clariant
- Solvay
- DIC CORPORATION
- Dow
- Eni SpA
- The Lubrizol Corporation
- ALLNEX NETHERLANDS B.V.
- Reichhold LLC
- Wacker Chemie AG
- JSR Corporation
- Sumitomo Chemical
- ZEON CORPORATION