Automotive OEM 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 automotive oem manufacturing. Automotive OEM manufacturing includes vehicle assembly plants and major component facilities operated by automakers and their direct suppliers. The US has over 40 light vehicle assembly plants operated by companies including GM, Ford, Stellantis, Toyota, Honda, BMW, Mercedes-Benz, Hyundai, and Tesla.

Vehicle Assembly Plants: Final assembly facilities that build complete vehicles, operated by domestic and foreign automakers across the Southern and Midwestern US.

Powertrain Plants: Dedicated facilities producing engines, transmissions, electric motors, and battery packs.

Stamping Operations: Large-scale metal stamping facilities producing body panels, structural components, and closures.

EV & Battery Manufacturers: New entrants and legacy automakers building gigafactories for battery cells, packs, and EV-specific components.

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.