Family-owned since its beginnings as a tool-and-die shop in 1977, GB Manufacturing is a minority-owned Ohio company built around practical problem-solving for industrial customers. Its engineers develop tailored ways to reduce production cost and lead time, supporting work that can range from prototypes to millions of parts. GB operates five plants in Northern Ohio and holds IATF 16949, ISO 9001:2015, and AS 9100 certifications.
Minority Owned Enterprise (MBE)
IATF 16949
ISO 9001:2015
AS 9100
AWS D1.1-2000 Certified Welders
Gemini IndustrialGemini Industrial was founded more than a decade ago by people who brought decades of manufacturing experience to a new venture in eastern Ohio. From its 30,000-square-foot New Philadelphia facility, the company works with manufacturers across the United States to turn difficult production problems into custom machines or precision-fabricated parts.NEW PHILADELPHIA, OH
GSH IndustriesSince 1986, GSH Industries has remained a third-generation family business in Ohio, known for keeping custom manufacturing work in-house. It serves OEM customers across North America with made-to-spec plastic components, supported by 15 injection molding machines and more than 150 years of combined industry experience.STRONGSVILLE, 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
Tri-State Fabricators, IncStarted in 1983 by Dick Vogt and his three sons, Tri-State Fabricators remains a family-owned company under third-generation leadership in Amelia, Ohio. Its 125,000-square-foot facility supports contract manufacturing for customers who need metal parts made from small runs through high-volume production, with fabrication and finishing handled under one roof. The company is ISO 9001:2015 certified and received a 2021 Safety Award of Merit from the Fabricators & Manufacturers Association International.AMELIA, OH