Founded in Brunswick, Ohio, in 2000, Firstar Precision makes precision CNC-machined components and manages projects from product development through delivery. The company began with five employees in a 2,500-square-foot shop and now operates from a 27,000-square-foot facility, taking on complex jobs that other machine shops may pass by. Firstar became 100% employee-owned in 2021 and is an ISO 9001:2015-certified American manufacturer with CMMC Level 2, ITAR registration, and Joint Certification Program approval.
ISO 9001:2015
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Joint Certification Program (JCP) Approved Supplier
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100% Employee-Owned Company
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Ohio Screw Products, Inc. (OSP)Since 1945, Ohio Screw Products has grown from H. A. Hewitt’s small screw-machine shop into a 100% employee-owned manufacturer in Elyria. Its employee-owner culture shapes a precision machining operation known for handling demanding, high-volume work while preserving traditional machining know-how. ISO 9001:2015 certification and ITAR registration support its long-standing work for customers in aerospace, defense, and other regulated industries.ELYRIA, OH
K&K Precision, IncFounded in 1991 as a small job shop in Lebanon, Ohio, family-owned and -operated K&K Precision now provides custom precision machining and manufacturing from its Mason facility. The company employs more than 55 Ohioans, supports aerospace and defense work through ISO 9001:2015 certification and ITAR registration, and offers 24-hour manufacturing by request. Its planned expansion will increase the plant from 28,000 to 60,000 square feet by 2027.MASON, OH
STADCO PrecisionFor more than 70 years, STADCO Precision has produced precision-machined components in Fairborn, serving OEMs and their suppliers with production runs ranging from hundreds to hundreds of thousands. The employee-owned shop is best known for delivering single-spindle precision on multiple-spindle machines, backed by extensive in-house tooling expertise and an ISO 9001:2015-certified quality system. Its machinists also produce small, complex parts on Escomatic Swiss machines, with diameters from 1/16 inch to 1-5/16 inches.FAIRBORN, OH
Center-Line Machining LLCFamily-owned and operated since 2007, Center-Line Machining produces custom precision-machined components from its Mentor, Ohio shop. Its experienced machinists, engineers, and programmers handle projects from prototype through production, with in-house CNC turning and milling supported by detailed inspection and approved outside services. Center-Line is ITAR compliant, ISO 9001:2015 compliant, and AS9100D compliant.MENTOR, OH