1. Aekyung Chemical Co. Ltd.
2. Arkema SA.
3. BASF SE
4. Cargill Inc.
5. Daelim Co. Ltd.
6. DIC Group
7. Eastman Chemical Company
8. Evonik Industries AG
9. Exxon Mobil Corporation
10. INEOS AG
11. Jiangsu Zhengdan Chemical Industry Co. Ltd.
12. Jungbunzlauer Suisse AG
13. Kao Corporation
14. LANXESS Aktiengesellschaft
15. LG Chem
Ltd.
16. Mitsubishi Chemical Corporation
17. Nanya Plastic Industry Co. Ltd.
18. OQ Chemicals GmbH
19. Polynt S.p.A.
20. Supreme Plasticizers
21. The Dow Chemical Company
22. UPC Technology Corporation
23. Velsicol Chemical LLC
24. Vertellus Holdings LLC