1. Advanced Engineering Materials Limited
2. ALB Materials Inc.
3. Alkane Resources Ltd.
4. Atlantic Equipment Engineers Inc.
5. Australian Strategic Materials Ltd.
6. Avalon Rare Metals Inc.
7. C&L Development Corp.
8. EdgeTech Industries
LLC
9. ESPI
10. Ferro Corporation
11. HEFA Rare Earth Canada Co. Ltd.
12. Iluka Resources Ltd.
13. Lorad Chemical Corporation
14. Lynas Rare Earths Ltd.
15. Metall Rare Earth Limited
16. Mitsui Mining & Smelting Co. Ltd.
17. NEO Performance Materials
18. Noah Chemicals Corporation
19. ProChem Inc.
20. Rainbow Rare Earths Limited
21. Spectrum Chemical Mfg. Corp.
22. The Shepherd Chemical Company