1. Akao Aluminium Co,. Ltd
2. Aluminium Bahrain B.S.C.
3. AMAG Austria Metall AG
4. Arconic Corporation
5. Century Aluminum Company
6. CHAL Aluminium Corporation
7. Chalco Aluminum Group
8. Constellium Group
9. Gabrian International (H.K.) Ltd.
10. Gr?nges AB
11. Gulf Aluminium Rolling Mill B.S.C.
12. Hindalco Industries Limited
13. Hulamin Limited
14. Jindal Aluminium Limited
15. JW Aluminum
16. Kaiser Aluminum Corporation
17. Kobe Steel
Ltd.
18. Laminazione Sottile S.p.A.
19. MA Aluminum Corporation
20. National Aluminium Company Limited
21. Nippon Light Metal Company
Ltd.
22. Norsk Hydro ASA
23. Rio Tinto Group
24. Speira GmbH
25. Sumitomo Corporation
26. Ta Chen Stainless Pipe Co. Ltd.
27. UACJ Corporation
28. United Aluminum
29. Vedanta Limited
30. Viohalco S.A.
31. Wuxi Zhongcai Group Co.Ltd .
32. Wuxi Zhongyuantong Steel Co.Ltd