1. Altana AG
2. Arkema Group
3. BASF SE
4. Clariant AG
5. Compagnie de Saint-Gobain S.A.
6. Croda International PLC
7. Elementis PLC
8. Evonik Industries AG
9. Harmony Additive Pvt. Ltd.
10. King Industries Inc.
11. Rudolf GmbH
12. San Nopco Limited
13. Shubh Industries
14. Solvay S.A.
15. The Dow Chemical Company