1. Advanced Engineering Materials Limited
2. American Elements
3. ANHUI FITECH MATERIALS CO. LTD.
4. Aurubis AG
5. Avalon Advanced Materials Inc.
6. BASF SE
7. CHENGDU BEYOND CHEMICAL CO. LTD.
8. Gujarat Alkalies and Chemical Limited
9. Haihang Industry Co. Ltd.
10. Iwatani Corporation
11. Lanxess AG
12. Luossavaara-Kiirunavaara Aktiebolag
13. Lynas Rare Earths Ltd
14. MP Materials Corporation
15. Nanografi Nano Technology
16. NIPPON YTTRIUM CO.LTD
17. Olin Corporation
18. Otto Chemie Pvt Ltd.
19. Oxy Chemical Corporation
20. Pacific Industrial Development Corporation
21. Shanghai Gona Industrial Co. Ltd.
22. Shin-Etsu Chemical Co. Ltd.
23. Solvay S.A.
24. Stanford Materials Corporation
25. UBE Corporation
26. Xinglu Chemical