1. Alsysco
2. AluK (GB) Limited
3. Alumil Aluminium Industry S.A.
4. Aluminium Specialties Group Pty Ltd.
5. Alutech Group
6. Canuck Door Systems Co.
7. Capitol Aluminum & Glass Corp.
8. Capral Limited
9. DMC Global
10. EFCO Corp.
11. Enclos Corporation
12. Guangdong JMA Aluminium Profile Factory (Group) Co. Ltd.
13. Gutmann AG
14. Hansen Group
15. HUECK System GmbH & Co. KG by Hydro Extrusions
16. John Knight Glass Company
17. Kawneer Company
18. Manko Window Systems Inc.
19. Metro Aluminum Products Ltd.
20. Petra Aluminum Company Ltd.
21. PRL Glass Systems Inc.
22. Reynaers Group Company
23. Str?mmen Group
24. Technal by Hydro Holding Singapore Pte Ltd.
25. YKK AP America Inc.