Contract Manufacturing Companies in Ohio

Ohio has approximately 13,500 manufacturing establishments and 680,000 manufacturing employees. Ohio is a top-three manufacturing state, with deep automotive supply chains, extensive metal fabrication, the polymer capital in Akron, and Wright-Patterson AFB driving aerospace innovation.

Ohio is one of the leading states for contract manufacturing. Contract manufacturing encompasses companies that provide manufacturing services to OEMs on a contract basis, producing components, sub-assemblies, and finished products according to customer specifications. Contract manufacturers (CMs) serve multiple industries and customers, leveraging economies of scale and specialized capabilities that OEMs may not maintain in-house.

Precision Machining CMs: Contract manufacturers specializing in high-precision CNC machining for aerospace, medical, and defense customers.

Metal Fabrication CMs: Contract fabricators providing cutting, bending, welding, and finishing services for industrial and commercial customers.

Electromechanical Assembly CMs: Companies providing mechanical assembly, wiring, testing, and system integration services.

Medical Contract Manufacturers: FDA-registered CMs with cleanroom capabilities producing medical devices and components for OEMs.

Electronics Contract Manufacturers: Companies providing PCB assembly, box build, and electronic system manufacturing on a contract basis.

Major industrial centers in Ohio include Columbus, Cleveland, Cincinnati, Dayton, Toledo, and Akron. These cities have concentrations of manufacturers across sectors including automotive tier 1 suppliers, metal fabrication, and plastics manufacturing.