Automotive OEM Manufacturing Companies in Indiana

Indiana has approximately 8,500 manufacturing establishments and 530,000 manufacturing employees. Indiana has the highest manufacturing employment share of any state, driven by automotive OEMs and suppliers, steel production, and the RV capital in Elkhart.

Indiana 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 Indiana include Indianapolis, Fort Wayne, Elkhart, South Bend, Columbus, and Lafayette. These cities have concentrations of manufacturers across sectors including automotive oem manufacturing, automotive tier 1 suppliers, and steel manufacturing.