1. AL.P.A.S s.r.l.
2. Anhui Guofeng Wood-Plastic Composite Co. Ltd.
3. Bcomp Ltd.
4. Biocomposites Ltd.
5. Celanese Corporation
6. Daicel Corporation
7. Eastman Chemical Company
8. EP Biocomposites Ltd.
9. Fiberon
10. FlexForm Technologies
11. Green Bay Decking
12. Green Dot Bioplastics Inc.
13. Huangshan Huasu New Material Science & Technology Co. Ltd.
14. Jelu-Werk J. Ehrler GmbH & Co. KG
15. Lanxess AG
16. Lingrove Inc
17. MCG BioComposites
LLC
18. Meshlin Composites Zrt.
19. Nanjing Xuha Sundi New Building Materials
Ltd.
20. NewTechWood America Inc.
21. Rock West Composites Inc.
22. Sappi Europe SA
23. Stora Enso Oyj
24. Tecnaro GmbH
25. Trex Company Inc.
26. UFP Industries Inc.
27. UPM-Kymmene Corporation
28. Winrigo (S) Pte Ltd.