1. Adeka Corporation
2. AkzoNobel NV
3. Baerlocher Group
4. BASF SE
5. Bio-Tec Environmental
LLC
6. Clariant International Ltd.
7. Dow Inc.
8. DuPont de Nemours Inc.
9. Eastman Chemical Company
10. Emerald Performance Materials
11. Evonik Industries AG
12. Exxon Mobil Corporation
13. Grafe Advanced Polymers GmbH
14. Kaneka Corporation
15. Lanxess AG
16. Mitsui & Co. Plastics Ltd.
17. Nanjing Union Rubber and Chemicals Co. Ltd.
18. Nouryon Chemicals Holding B.V.
19. Peter Greven GmbH & Co. KG
20. Plastics United Group
21. PMC Global Incorporated
22. Polymers Compounding Co. Ltd.
23. Sabo S.P.A.
24. Sakai Chemical Industry Co. Ltd.
25. Solvay S.A.
26. Songwon Industrial Co. Ltd.
27. Wuxi Jubang Auxiliaries Co. Ltd.