Company Story
1969 - United States Antimony Corporation (USAC) was founded by V.L. Looney.
1971 - USAC began antimony mining operations in Mexico.
1979 - The company acquired the Beaver Brook antimony mine in Newfoundland, Canada.
1983 - USAC began antimony mining operations in Montana, USA.
1997 - The company acquired the Los Juarez antimony mine in Mexico.
2007 - USAC began antimony mining operations in Guatemala.
2013 - The company acquired the Bear River Zeolite Corporation in Montana, USA.
2019 - USAC began antimony mining operations in Wyoming, USA.