Olin Winchester, LLC

About Us

Winchester at Lake City Army Ammunition Plant: Where American Craftsmanship Meets Modern Innovation

Winchester proudly operates the Lake City Army Ammunition Plant in Independence, Missouri—a cornerstone of military manufacturing since 1941. As the U.S. government’s largest producer of small-caliber ammunition, Lake City plays a vital role in national defense, and Winchester is honored to lead that mission with integrity, precision, and innovation.

Why Partner with Winchester
- Trusted Legacy: Backed by over 150 years of ammunition expertise, Winchester brings unmatched quality and consistency to every project.
- Strategic Capacity: Our high-volume production capabilities meet rigorous government and commercial standards with scalable flexibility.
- Cutting-Edge Solutions: We collaborate with industry leaders to develop new technologies and improve performance across the defense landscape.
- Purpose-Driven Work: Every round we produce supports the safety and success of those who serve.
- Local Impact: Our operations boost the regional economy and offer meaningful careers in a mission-critical field.
- Growth & Innovation: From engineering to operations, we invest in talent and technology to shape the future of American manufacturing.