Keel

Keel is a defense manufacturer that builds complex parts and modules for naval, land, and space programs. Its work runs from large-scale steel fabrication and heavy forming to precision machining, specialty processing, and turnkey integration of fabricated and machined components. The company is known for submarine and aircraft carrier modules built to NAVSEA specifications, along with aerospace components certified to AS9100 and NADCAP standards.

Keel serves the U.S. Navy, other defense customers, and some commercial and industrial clients. Its headquarters and main facility are on Commerce Center Road in Ladson, South Carolina, and the company's careers page lists open positions and a welding institute for professional development.