1. A. Zahner Company
2. ArcelorMittal Group
3. Baosteel Group
4. BlueScope Steel Ltd.
5. Bunty LLC
6. Cascadia Metals
7. Champak Steel & Engg.Co.
8. Conquest Steel & Alloys
9. Cooper & Turner Ltd.
10. HBIS Group
11. JFE Steel Corporation
12. LIBERTY Steel Group
13. Masteel UK Ltd.
14. Metal Sales Manufacturing Corporation
15. Nippon Steel Corporation
16. Posco
17. Pushpak Steel & Engineering Co.
18. Shanghai Metal Corporation
19. SSAB AB
20. Steel Dynamics Inc.
21. Sumitomo Metal Corporation
22. Tata Steel Ltd.
23. TimkenSteel Corporation
24. Tubeco Inc.
25. United States Steel Corporation