1. Aditya Birla Management Corporation Private Limited
2. Alcast Technologies Ltd.
3. Alcoa Corporation
4. AluK S.A.
5. Alumil S.A.
6. Aluminium Bahrain B.S.C.
7. Aluminum Corporation of China Limited
8. Aluprof S.A.
9. Arconic Corporation.
10. C. R. Laurence Co. Inc.
11. Century Aluminum Company
12. China Hongqiao Holdings Limited
13. Chiping Xinfa Aluminous Product Co. Ltd.
14. Control and Framing Systems
15. EFCO Corporation by Apogee Enterprises Inc.
16. Endurance Technologies Limited
17. GUTMANN AG
18. Jansen AG
19. Kawneer Company Inc. by Arconic Corporation
20. Norsk Hydro ASA
21. Ponzio S.r.l.
22. Reynaers Aluminium
23. Schuco International Ltd.
24. Simplex Profilo Systems
25. Texa Metals & Alloys Pvt Ltd.