OLIN WINCHESTER LLC

Olin Winchester LLC specializes in the precision manufacturing and modernization of small arms ammunition systems for U.S. military applications, with deep technical expertise in high-volume production of tracer rounds, primer systems, and specialized munitions components. The contractor delivers end-to-end solutions for ammunition production lines at government-owned facilities, including equipment upgrades, facility infrastructure enhancements, and process automation—such as the installation of fire protection systems, SPU unloader retrofits, and facility construction for next-generation small arms programs. Their work at Lake City Army Ammunition Plant demonstrates advanced capability in military-grade manufacturing compliance, safety-critical system integration, and rapid deployment of production modifications under stringent DoD quality and security protocols. Key differentiators include hands-on experience with classified TAC codes, tracer technologies like OWL, and maintenance of critical ammunition production infrastructure under continuous operational conditions. The company maintains an exclusive, long-term relationship with the Department of Defense, consistently supporting the Army’s ammunition sustainment mission through direct contract actions at defense manufacturing sites. Their engagements span production orders, facility modernization, and maintenance initiatives tied to the Lake City Army Ammunition Plant, reflecting a trusted partner role in sustaining the nation’s small arms ammunition industrial base. Olin Winchester LLC operates exclusively within NAICS 332992, focusing on the specialized niche of small arms ammunition manufacturing—encompassing primer loading, casing assembly, tracer formulation, and automated handling systems. This vertical specialization positions them as a critical supplier to the defense logistics ecosystem, serving only the most technically demanding and security-sensitive segments of the munitions supply chain. As a 2L entity based in Independence, Missouri, the company operates as a small, focused contractor with no public certifications. Its geographic proximity to key DoD ammunition facilities enhances responsiveness and operational integration, reinforcing its role as a mission-critical support provider within the national defense industrial base.