1. 3M Company
2. BASF SE
3. Berry Global Group Inc.
4. Brite Coatings Private Limited
5. China Petrochemical Corporation
6. Compagnie de Saint-Gobain
7. Cortec Corporation
8. Coveris Management GmbH
9. Dana Poly Inc.
10. DEKU Kunststoffabrik E. & J. Bolkart GmbH & Co. KG
11. DuPont de Nemours Inc.
12. Eastman Chemical Company
13. Exxon Mobil Corporation
14. Formosa Plastics Corporation
15. INDEVCO Group
16. Inteplast Group
17. Kashyap Unitex Corporation
18. Mitsubishi Chemical Corporation
19. Mondi PLC
20. MURAPLAST d.o.o.
21. Napco National
22. POLIFILM GmbH
23. Polyplex Corporation Limited
24. RKW SE
25. Siliconature Spa
26. SKC Co. Ltd.
27. Supreme Industries Ltd.
28. TechnoNICOL Corporation
29. Toray Industries Inc.
30. Total Plastics
31. Upass Material Technology (Shanghai) Co.Ltd.
32. Viaflex Inc.