1. Akzo Nobel N.V.
2. Arkema S.A.
3. Ashland Global Specialty Chemicals Inc.
4. BASF SE
5. Borchers Americas Inc.
6. Brenntag GmbH
7. Clariant AG
8. Croda International PLC
9. Dow Chemical Company
10. Elementis PLC
11. Lubrizol Corporation
12. Solvay S.A.
13. Stockmeier Holding GmbH
14. The Euclid Chemical Company
15. Zhejiang Fenghong New Material Co. Ltd.