American Tungsten & Antimony Ltd (AT4) has appointed Casper Adson as the Chief Executive Officer effective July 13, 2026, to lead the company's strategic initiatives in converting their US-based antimony and tungsten assets into defence-grade products. With over 20 years in critical-minerals processing, Adson will focus on establishing a vertically integrated supply chain free from conflict and reliant on domestic processing capabilities. This strategic pivot aims to counter China's dominance in antimony refining and ammonium paratungstate processing. Andre Booyzen, transitioning from Managing Director to Executive Director, will concentrate on strengthening government relations and marketing strategies. The company has already marked a milestone by producing its first antimony ingots and is planning further smelter development. AT4 is actively pursuing US Government support for its defence-grade products, positioning itself as a key player in the US critical minerals supply chain.
Key Points
Casper Adson appointed as Chief Executive Officer of American Tungsten & Antimony Ltd effective 13 July 2026.
Adson's mandate includes driving metallurgical and downstream processing strategies to convert US antimony and tungsten assets into defence-grade products.
Andre Booyzen transitions from Managing Director to Executive Director focusing on government relations and marketing.
AT4 aims to become a vertically integrated, conflict-free supplier of antimony and tungsten to the United States.
China controls the majority of global antimony refining and ammonium paratungstate processing, which AT4 intends to challenge with domestic capabilities.
AT4 has produced its first antimony ingots and is planning to establish a smelter within two years.
The company is pursuing US Government support programs for defence-grade product qualification.
AT4's defence-grade product strategy includes military-specification antimony trisulfide and tungsten products for munitions and armour-piercing ordnance.
IMPORTANT NOTE: This information is autogenerated and has not been reviewed for accuracy or completeness. You should refer to the full announcement here for further information.