1. Allied Steel Buildings Inc.
2. Astron Buildings S.A.
3. Atad Steel Structure Corporation
4. ATCO Ltd.
5. BlueScope Steel Limited
6. Cornerstone Building Brands Inc.
7. Emirates Building Systems Co. LLC
8. Everest Industries Ltd.
9. Jindal Prefab
10. John Reid & Sons (Strucsteel) Ltd.
11. Kirby Building Systems
12. Lloyd Insulations (India) Limited
13. Mabani Steel LLC
14. Memaar Building Systems FZC
15. Norsteel Buildings
16. Nucor Corporation
17. PEB Steel Buildings Co. Ltd.
18. Pennar Industries Limited
19. Phenix Construction Technologies
20. Qingdao Stable Steel Structure Co. Ltd.
21. Renier Construction Corp.
22. Rigid Global Buildings
LLC.
23. Saxena Marine Tech (P) Ltd.
24. Shandong Jiren Building Materials Co. Ltd.
25. Smith Structures (India) Pvt. Ltd.
26. Steelway Building Systems
27. Tiger Steel Engineering India
28. Volta Green Structures
29. Zamil Steel Holding Co. Ltd.