1. ArcelorMittal S.A.
2. Baosteel Co. Ltd.
3. China Baowu Steel Group Corperation Limited
4. Cleveland-Cliffs Inc.
5. Erdemir Group
6. EVRAZ PLC
7. Gerdau S.A.
8. Heidelberg Materials US Inc.
9. Holcim Limited
10. Hunan Standard Steel Co.Ltd
11. Hyundai Steel
12. JFE Steel Corporation
13. JSW Group
14. Kobe Steel
Ltd.
15. Ningxia Fangtuo Metal Materials Co. Ltd
16. Nippon Slag Association
17. Nippon Steel Corporation
18. Nucor Corp.
19. Optimus Steel
LLC
20. Phoenix Services LLC
21. POSCO Holdings
22. Rizhao Steel Holding Group Co. Ltd.
23. Skyway Cement Company
24. Tata Steel Limited
25. thyssenkrupp Steel Europe AG
26. TMS International Corporation
27. United States Steel Corporation
28. voestalpine Stahl GmbH