1. ALPATA S.R.L.
2. Altemp Alloys
3. AMG Chrome Limited
4. Aperam SA
5. Arconic Corporation
6. ATI Inc.
7. BIKAR AEROSPACE GmbH
8. Carpenter Technology Corporation
9. Doncasters Group
10. Haynes International Inc.
11. Howmet Aerospace
12. IHI Corporation
13. IMET Alloys Europe
Ltd
14. Mishra Dhatu Nigam Limited
15. Nippon Steel Corporation
16. Precision Castparts Corp.
17. Proterial
Ltd.
18. SSS Super Alloys Ltd.
19. Superalloy Manufacturing Solutions Corporation
20. Supreme Engineering Ltd.
21. Telex Metals
LLC
22. thyssenkrupp AG
23. VDM Metals GmbH by Acerinox
S.A.