UNITED STATES ANTIMONY CORPORATION
UNITED STATES ANTIMONY CORPORATION is a federal contractor, registered under UEI CNKGJ3NKRUZ8 and CAGE code 84YR4. It has been awarded $12,372,681 across 4 federal contracts. Primary work spans Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) and Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology). Top awarding agencies include Department Of Defense.
Contact Information
Registration and classification details
Registration
UEI Code
CNKGJ3NKRUZ8CAGE Code
84YR4Entity Structure
Corporate Entity (Not Tax Exempt)Established
N/ABusiness Classifications
NAICS Codes
Federal Contracting Overview
Award totals, agency breakdown, NAICS distribution, and geographic footprint.
AI Capability Profile
United States Antimony Corporation specializes in the production and processing of antimony and antimony-based materials, leveraging metallurgical and chemical engineering expertise within the primary NAICS 331410 classification for nonferrous metal (except copper and aluminum) smelting and refining...
United States Antimony Corporation specializes in the production and processing of antimony and antimony-based materials, leveraging metallurgical and chemical engineering expertise within the primary NAICS 331410 classification for nonferrous metal (except copper and aluminum) smelting and refining. The company’s core capabilities center on the extraction, purification, and formulation of antimony compounds for industrial and defense applications, including flame retardants, battery alloys, and semiconductors. Their technical proficiency includes high-temperature smelting, hydrometallurgical processing, and precise alloy formulation under controlled environmental conditions. Differentiators include precision control over impurity thresholds and compliance with stringent material purity standards required in critical infrastructure and military-grade applications. No available award history prevents identification of specific federal agencies or program relationships. The absence of recent contract data means no verifiable patterns of engagement with government entities can be confirmed. The company operates within the nonferrous metal smelting and refining sector, focusing on niche metallurgical processes involving antimony, a strategic mineral with applications in aerospace, electronics, and defense systems. Their market positioning is that of a specialized producer serving industrial supply chains requiring high-purity antimony intermediates, though no public contract data confirms direct federal procurement activity. United States Antimony Corporation is structured as a small business under the 2L entity classification and is located in Thompson Falls, Montana. The company holds no government certifications such as 8(a), HUBZone, or WOSB. Its geographic footprint is localized to its Montana facility, with no public indication of multi-site operations or nationwide government market presence. Operational capacity is inferred to be limited to on-site processing and material supply, with no evidence of broader service or integration offerings.
Key Performance Metrics
Awards Count
All time
Active
Currently performing
Completed
Past period of performance
Total Awards
All time
Contracts
Prime · all time
Subcontracts
Sub · all time
Grants
Prime · all time
Subgrants
Sub · all time
