1. A.L.M.T. Corp. by Sumitomo Electric Industries
Ltd.
2. Almonty Industries Inc.
3. BETEK GMBH & CO. KG by SIMON GROUP
4. Buffalo Tungsten Inc.
5. Chongyi Zhangyuan Tungsten Co. Ltd.
6. CMOC Group Limited
7. Global Tungsten & Powders Corporation
8. Guangdong Xianglu Tungsten Co. Ltd.
9. H.C. Starck Tungsten GmbH by Masan High-Tech Materials Group
10. JAPAN NEW METALS CO.LTD.
11. Kennametal Inc.
12. M&I Materials Ltd.
13. Merck KGaA
14. Plansee SE
15. Specialty Metals Resources Limited
16. TAEGUTEC by IMC International Metalworking Companies B.V.
17. Umicore