♦Minex Mineral Madencilik
♦Omya International AG
♦Stibium Mining (Proprietary) Limited
♦Campine N.V.
♦SICA SAS
♦GMS Chemie-Handelsgesellschaft mbH
♦ANTRACO Chemie-Handelsges. mbH
♦S. Goldmann GmbH Co. KG
♦Voyager Group
♦Voyager Group
♦AMG Antimony Sica
♦Penox SA (Group Holding)
♦Serge Ferrari
♦Serge Ferrari
♦Caucasus Minerals
♦Caucasus Minerals
♦Guizhou Dongfeng Antimony Co.
♦International Antimony Association
♦International Antimony Association
♦Omya Inc
♦Tribotecc Co., Ltd.
♦Quimialmel Italia SPA
♦Tri-Star Resources Plc
♦Wogen Resources Ltd.
♦Traxys Luxembourg