American Elements
AMG Advanced Metallurgical Group NV
Amspec Chemical Corp
Anhua Huayu Antimony Industry Co. Ltd.
Atomized Products Group Inc.
BASF SE
Beijing North Xinyuan Electrical Carbon Products Co Ltd
Belmont Metals Inc.
Campine NV
China-Tin Group Co. Ltd.
Consolidated Murchison Mine
Dongguan Jiefu Flame Retardant Materials Co Ltd
Geodex Minerals Ltd.
GeoProMining Ltd
Hsikwangshan Twinkling Star Co Ltd
Huachang Antimony Industry
Hunan Chenzhou Mining Group Co Ltd
Hunan Gold Corp Ltd
Korea Zinc Co. Ltd.
Lambert Metals International Ltd
Lanxess AG
Mandalay Resources Corp.
Nihon Seiko Co Ltd.
NYACOL Nano Technologies Inc.
Qingdao Long Glory International Trading Co Ltd
Recylex SA
Shanghal Metal Corp (SMC)
Suzhiro Chemical Co Ltd
Tri-Star Resources plc
Umicore NV
United States Antimony Corp
Village Main Reef Ltd
Yiyang City Huachang Antimony Industry Co Ltd
YoungSun Chemicals Corp.
Yunnan Muli Antimony Industry Co Ltd