Seyer Industries, Inc.
Aviation and Aerospace Component ManufacturingMissouri, United States51-200 Employees
Seyer Industries, Inc. is a privately held, family-owned aerospace and maritime component manufacturer founded in 1957 and headquartered in St. Peters, Missouri. The company specializes in high-precision CNC machining and assembly, with an emphasis on hard metals and complex geometries to support aerospace and maritime applications. It offers a range of in-house services, including NADCAP-certified welding, penetrant inspection, chemical processing, kitting, and painting, and combines lean manufacturing with continuous improvement since 1999 to deliver turnkey program management. Its customer base comprises aerospace and maritime clients that require higher-level assemblies and precision components, along with development, manufacturing, and aftermarket support. In November 2024, Seyer Industries partnered with the Lindbergh Foundation to support education and research initiatives in the region.