General Grind & Machine Information

General Grind & Machine, Inc. is a privately owned contract manufacturer specializing in high-precision, build-to-print components and assemblies for OEMs across the globe. Founded in 1976 and located in Western Illinois near the Iowa border, GGM operates out of 11 buildings totaling 230,000 sq ft, including 180,000 sq ft dedicated to 24/7 machining, welding, grinding, and assembly operations. Our vertically integrated capabilities include: CNC machining (milling, turning, hobbing) Induction heat treating Splining, broaching, and roll splining Centerless and between-center grinding MIG, TIG, and sub-arc welding Full assembly, fabrication, and kitting In-house plating and coatings via our sister company, General Metal Coatings (GMC) Inventory management and logistics coordination GGM serves OEMs across agriculture, construction, mining, medical, electronics, heavy highway, forestry, rail, energy, and defense. From raw material to plated, coated, and assembled product, GGM delivers turnkey manufacturing under one roof—reducing lead times, vendor risk, and supply chain complexity.