Listed Automotive Companies in Ohio

Results are ordered alphabetically. Inclusion is based on the matching process or industry recorded on each published profile.

ADVICS Manufacturing Ohio

📍 Lebanon, OH Est. 1989
Specialties: Disc Brake CalipersElectronic Stability Control UnitsElectric Parking BrakesBrake System Components

ADVICS Manufacturing Ohio stands as a premier automotive brake component manufacturer located in Lebanon, OH, serving the global automotive industry s...

Akron Polymer Products

📍 Akron, OH Est. 1986
Specialties: OBVR Fuel Emission Tube AssembliesTransfer Case Oil Pump Tube AssembliesVacuum Brake TubesHydraulic Clutch Actuation Tubes

Akron Polymer Products is a specialized Ohio-based manufacturer established in 1986, focusing on thermoplastic tubing and tube components for the auto...

Central Ohio Metal Stamping

📍 Columbus, OH Est. 1985
Specialties: Custom Metal StampingPrecision ComponentsProgressive Die StampingDeep Draw Stamping

Central Ohio Metal Stamping is an ISO 9001:2008 certified facility providing custom metal stamping services and job shop manufacturing, handling quant...

Dana Incorporated

📍 Maumee, OH Est. 1904
Specialties: Drivetrain SystemsAxlesDriveshaftsE-Propulsion

Dana Incorporated operates as a global automotive technology leader from its headquarters in Maumee, Ohio, delivering advanced power-conveyance and en...

F&P America Manufacturing

📍 Troy, OH Est. 1995
Specialties: Front Suspension PackagesRear Suspension PackagesPedal AssembliesSubframes

F&P America Manufacturing is a world-class, Tier-One international automotive systems supplier based in Troy, Ohio. As part of the F-Tech family with ...

KTH Parts Industries

📍 Saint Paris, OH Est. 1985
Specialties: Underbody Structural PartsAutomotive Frame ComponentsFuel TanksWelded Components

KTH Parts Industries is a leading Tier-1 automotive supplier based in Saint Paris, Ohio, specializing in underbody structural parts and components for...

MAHLE Behr Dayton

📍 Dayton, OH Est. 2002
Specialties: Climate Control SystemsHVAC ComponentsHeating SystemsVentilation Systems

MAHLE Behr Dayton operates as a premier automotive thermal management manufacturing facility located in Dayton, Ohio, serving as a key component of MA...

Northern Stamping

📍 Cuyahoga Heights, OH Est. 1989
Specialties: Complex Structural ComponentsWelded AssembliesMetal StampingFiber Laser Tube Cutting

Northern Stamping is a world-class automotive manufacturing company headquartered in Cuyahoga Heights, Ohio, with over 30 years of expertise in metal ...

Power Train Components

📍 Bryan, OH Est. 1978
Specialties: BearingsSealsFront Rear Hub AssembliesCabin Air Filters

Power Train Components, based in Bryan, Ohio, is a specialized automotive manufacturing company serving the automotive industry with precision-enginee...

Ohio automotive manufacturer landscape

Compare listed automotive manufacturer profiles in Ohio by process fit, location, and the documentation the buyer can actually verify.

Clusters this page covers

  • Texas assembly and supplier work around OEM and EV plants
  • Indiana, Kentucky, Tennessee, and Alabama vehicle and powertrain corridors
  • Michigan, Ohio, and Illinois tooling, stamping, and Tier supplier density
  • Southeast interior, seating, and electronics plants feeding the same OEM launch calendars

Selection rules

  1. Separate prototype shops from production suppliers. Launch and PPAP requirements are different jobs.
  2. Ask which OEM or Tier customers the plant currently ships and what quality system covers that work.
  3. Match process to the print: stamping, welding, machining, molding, coating, or assembly—not “automotive parts.”
  4. Confirm tooling ownership, spare strategy, and who pays for engineering changes.
  5. Require the same annual volume, release quantity, and packaged-delivery assumption from every quote.
  6. Use state pages when the plant has to sit inside an OEM milk-run, sequencing, or line-down recovery radius.

When to use a production supplier, a job shop, or a tooling house

An automotive manufacturer can be a production plant, a prototype shop, or a toolmaker. Those are not interchangeable awards.

When this is the jobUseWhy
A released production part with PPAP, packaging, and a weekly releaseProduction supplierThe buyer needs process capability, containment, and launch evidence—not a one-off quote.
A prototype, service part, or low-volume derivativeJob shop or prototype cellSpeed and flexibility beat a production line that is booked for OEM launches.
A die, fixture, gauge, or assembly aid that has to run production laterTooling houseThe award is tool life and tryout, not the finished vehicle part.

How to source this work

Use an automotive manufacturer when print, PPAP, IATF 16949 or OEM-customer requirements, launch timing, and repeat volume determine the award more than a one-off prototype quote.

Include in the RFQ

  • controlled drawings, CAD, and revision level
  • annual volume, release quantity, and launch date
  • material, coating, and applicable OEM or IATF requirements
  • PPAP, inspection, and capability-study scope
  • tooling ownership, spare strategy, and packaged-delivery assumptions

Questions that separate suppliers

  • Which operations stay in-house versus get subcontracted?
  • What PPAP level and capability evidence can be supplied?
  • How are engineering changes, containment, and line-down recoveries handled?

Questions this page can answer

How should a buyer compare automotive manufacturers?

Compare the process on the print, the quality system, current OEM or Tier work, and whether the plant can support launch and containment. Listed industry tags are a starting filter, not proof of current PPAP capability.

Which states are the strongest automotive manufacturing hubs on UNITEMFG?

Texas, Indiana, Tennessee, Kentucky, and Alabama are the first state-and-category pages to open for vehicle and supplier work. Michigan and Ohio remain important for tooling, stamping, and established Tier density.

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