Automotive Tier 1 Suppliers 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 automotive tier 1 suppliers. Automotive Tier 1 suppliers are companies that supply finished components, modules, and systems directly to vehicle OEMs. These include global mega-suppliers like Bosch, Denso, Magna, Continental, and ZF as well as hundreds of mid-size companies specializing in seating, braking, steering, lighting, and electronics assemblies.

Powertrain Component Suppliers: Companies manufacturing engine blocks, cylinder heads, transmission housings, and drivetrain components for OEMs.

Chassis & Suspension Suppliers: Manufacturers of control arms, knuckles, subframes, springs, and other chassis components.

Interior Systems Suppliers: Companies producing seats, instrument panels, door panels, and interior trim assemblies.

Electronics & Electrical Suppliers: Manufacturers of wiring harnesses, ECUs, sensors, and advanced driver assistance systems.

Body & Exterior Suppliers: Companies producing bumpers, mirrors, glass, lighting assemblies, and exterior trim.

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.