95 indexable Auto Components companies headquartered in Indiana, United States, ranked by total equity funding and recent funding momentum. Combined disclosed equity funding of $1.5B across 5 funded companies.
| # | Company | Funding | Valuation | Stage | Latest round | Employees | Founded | Momentum |
|---|---|---|---|---|---|---|---|---|
| 1 |
Cummins
Manufacturer of gas-powered construction equipment, fuel systems, turbochargers, and braking systems |
$284.5M | — | Public | Grant (prize money) Sep 2025 | 73,600 | 1919 | ↑ Active |
| 2 |
Accuride Corporation
Manufacturer and suppliers of wheels and wheel-end components to OEMs |
$1.2B | — | Acquired | Post IPO Jul 2010 | 431 | 1986 | — |
| 3 |
Winona PVD
Manufacturer and supplier of automotive wheels |
$5.5M | — | Series A | Series A Sep 2015 | — | 2008 | — |
| 4 |
Supreme Corporation
Manufacturer and supplier of truck bodies |
$1.8M | — | Acquired | Post IPO Jan 2012 | 276 | 1974 | — |
| 5 |
Decatur Plastic Products
Manufacturer and suppliers of plastic products to OEMs and tier 1 |
$98K | — | Acquired | Grant (prize money) Oct 2020 | 167 | 1986 | — |
| 6 |
Auburn Gear
Custom driveline systems and performance differentials for diverse industrial applications |
— | — | Acquired | Conventional Debt Sep 2014 | 142 | 1982 | — |
| 7 |
Stalcop
Manufacturer of precision machined components and sub-assemblies |
— | — | Late Stage | PE Feb 1994 | 102 | 1981 | — |
| 8 |
Aearo Technologies
Designs and manufactures thermal acoustic systems and cabin interiors |
— | — | Acquired | — | 330 | 1990 | — |
| 9 |
AEI
Manufacturer of multiple automotive parts and accessories |
— | — | Unfunded | — | 29 | 1994 | — |
| 10 |
Allison Transmission
Allison Transmission has continuously discovered new ways to make work easier and more efficient. |
— | — | Public | — | 175 | 1915 | — |
| 11 |
american hauler
AMERICAN HAULER American Hauler is dedicated to manufacturing and providing through its dealer network one of the best valued trailers. |
— | — | Private | — | 101 | 2003 | — |
| 12 |
American Technology Components
Manufacturer and supplier of automotive components |
— | — | Unfunded | — | 148 | 1995 | — |
| 13 |
Arvin Sango
Global automotive parts manufacturer specializing in emission control systems and body components |
— | — | Unfunded | — | 431 | 1986 | — |
| 14 |
ATC
Distributor of trailers |
— | — | Unfunded | — | — | 2000 | — |
| 15 |
ATTC Manufacturing
Automotive parts manufacturer specializing in machining operations with a focus on quality |
— | — | Unfunded | — | 223 | 2000 | — |
| 16 |
autoform tool & manufacturing
Autoform Tool & Manufacturing is a manufacturing company producing tubular products for the automotive industry. |
— | — | Acquired | — | 73 | 1996 | — |
| 17 |
Beach Mold & Tool
Manufacturer and supplier of injection moulding |
— | — | Acquired | — | — | 1972 | — |
| 18 |
Carter
Manufacturer of automotive fuel system |
— | — | Unfunded | — | 57 | 1909 | — |
| 19 |
Challenger Door
Manufacturer of automotive doors and windows |
— | — | Acquired | — | 300 | 1989 | — |
| 20 |
charleston corp.
Charleston Corp. is a manufacturer of fiberglass and plastic components. |
— | — | Acquired | — | 100 | 1984 | — |
| 21 |
Cleer Vision
Manufacturer and brand of windshields |
— | — | Acquired | — | — | 1982 | — |
| 22 |
competition suspension
Competition Suspension is a manufacturing company engaged in the production of short track racing suspension solutions. |
— | — | Acquired | — | — | 2009 | — |
| 23 |
connor corporation
Connor Corporation is a manufacturer of components and sub-assemblies. |
— | — | Private | — | 6 | 1969 | — |
| 24 |
Convoy Technologies
Manufactures and supplies of ruggedized cameras, displays and sensor systems |
— | — | Acquired | — | 19 | 2008 | — |
| 25 |
coupled products llc
Coupled Products is a privately held company supplying complete fluid-carrying solutions for the automotive, truck & marine markets. |
— | — | Acquired | — | 34 | 1969 | — |
| 26 |
CTC
Manufacturer and supplier of automotive components |
— | — | Acquired | — | — | 2008 | — |
| 27 |
Cummins Westport
Manufacturer and supplier of gas engine components to OEMs |
— | — | Unfunded | — | 80 | 2001 | — |
| 28 |
custom engineered wheels
Custom Engineered Wheels is a provider of custom composite wheel solutions, injection molding, and polyurethane tires. |
— | — | Private | — | 215 | 1976 | — |
| 29 |
cybermetrix
CyberMetrix has empowered engineers and scientists to simulate, model, design and test state-of-the-art engines and power systems. |
— | — | Acquired | — | 50 | 1992 | — |
| 30 |
Delco Remy
Heavy-duty starters and alternators for commercial vehicles and equipment |
— | — | Unfunded | — | 6,600 | 1998 | — |
| 31 |
Dexter Axle
Manufacturer of trailer axles and trailer brakes |
— | — | Acquired | — | 2,400 | 1960 | — |
| 32 |
Dynamic Weld
Manufacturer of custom racks and containers for material handling purposes |
— | — | Unfunded | — | — | 1981 | — |
| 33 |
enbi
Enbi is a supplier of paper transport, fusing and image transfer rollers, focusing primarily on the office equipment market. |
— | — | Private | — | 96 | 1950 | — |
| 34 |
Encore
Manufacturer of lightweight, wood-free trailers designed for off-grid camping adventures |
— | — | Funding Raised | — | — | 2020 | — |
| 35 |
Erler
Provider of contract services for decorating plastic and metal parts |
— | — | Unfunded | — | — | 1988 | — |
| 36 |
Gaerte Engines
Manufacturer of automotive engine |
— | — | Acquired | — | 8 | 1969 | — |
| 37 |
GECOM Corporation
Manufacturer and supplier of automotive door locking components |
— | — | Unfunded | — | 275 | 1987 | — |
| 38 |
Gen-Y Hitch
Manufacturer and supplier of hitches |
— | — | Unfunded | — | — | 2011 | — |
| 39 |
Golfseats
Custom golf cart seat manufacturer offering design, build, and direct shipping |
— | — | Unfunded | — | — | 2007 | — |
| 40 |
Griffin Trailer
Manufacturer of dump, utility, and equipment trailers |
— | — | Unfunded | — | 7 | 2012 | — |
| 41 |
Grote
Vehicle lighting and safety systems innovator, manufacturer, and marketer |
— | — | Unfunded | — | 664 | 1901 | — |
| 42 |
guardian couplings
Guardian Couplings is a machining manufacturer that provides highly-reliable coupling and component solutions. |
— | — | Acquired | — | 47 | 1941 | — |
| 43 |
hawk racing
Hawk Racing focuses on the manufacturing of bicycle parts, bottom brackets, derailleur pulleys, wheels and other accessories. |
— | — | Private | — | — | — | — |
| 44 |
Heartland Automotive
Manufacturer and supplier of automotive interior and exterior components |
— | — | Acquired | — | 706 | 1987 | — |
| 45 |
Hi-Lift
Manufacturer and dealer of rugged and versatile jacks and accessories designed for off-road, farm, and rescue applications |
— | — | Unfunded | — | — | 1895 | — |
| 46 |
HiSpec
Manufacturer of trailer and motorized wheels & tires |
— | — | Acquired | — | 9 | 1995 | — |
| 47 |
Hoosier Tank and Manufacturing
Manufacture of automotive sheet metal |
— | — | Acquired | — | 50 | 1991 | — |
| 48 |
Hoosier Tire
Manufacturer and supplier of automotive tyres |
— | — | Acquired | — | 500 | 1957 | — |
| 49 |
hoosier wheel
Holsier Wheel manufactures custom tires and wheel assemblies. |
— | — | Acquired | — | 18 | 1967 | — |
| 50 |
Icon Enterprises
Manufacturer of mobile multimedia products, amplifiers, subwoofers, monitors, and safety systems |
— | — | Unfunded | — | 24 | 2017 | — |
Manufacturer of gas-powered construction equipment, fuel systems, turbochargers, and braking systems. The platform offers users various diesel and natural gas-powered engines for heavy and medium-duty trucks, buses, recreational vehicles, agricultural, and construction equipment, mining, marine, oil and gas, and governmental equipment markets. In 2022, the company recorded annual revenues of $28.07B and a net profit
Manufacturer and suppliers of wheels and wheel-end components to OEMs. Manufactures wheel and gunite for heavy- and medium-duty trucks, commercial trailers, buses, light commercial trucks, and specialty and military vehicles.
Manufacturer and supplier of automotive wheels
Supreme Corporation is a manufacturer and supplier of truck bodies. Manufactures cutaway, dry freight, refrigerated, curtain side, furniture, stake, discreet armor, full armor, and cash-in-transit for trucks.
Decatur Plastic Products (DPP) is a manufacturer and suppliers of plastic products to OEMs and tier 1. Manufactures body clips, lock knobs, sun visors, glove box, map pockets, sunroof seals, sunroof shades, window channel, extrusions, ABC pillars, garnish moldings, trunk compartments, interior, speaker housings, grills, seating fabrics, floor mat logos, door belt moldings, interior trim components and center console
Custom driveline systems and performance differentials for diverse industrial applications. The company specializes in custom-engineered driveline solutions, planetary gear drive systems, and electric drive systems. They serve original equipment manufacturers and distributors across various sectors, including agriculture, construction, specialty vehicle, material handling, and more. Their expertise lies in designing,
Manufacturer of cold formed parts, precision machined components and sub-assemblies. The company offers solenoid and alternator terminals, cable terminals, safety restraints, cap assemblies, fuse components, battery terminals, diode cups, transformer components, pole line hardware, wiper shafts and connectors, providing companies in automotive, heavy-duty truck, power transmission and distribution, specialty battery,
Designs and manufactures thermal acoustic systems and cabin interiors
Manufacturer of multiple automotive parts and accessories
Allison Transmission is the largest manufacturer of fully automatic transmissions for commercial vehicles. The company's automatic transmissions allow customers to achieve better fuel and operator efficiency than less expensive manual and automated manual transmissions. Allison serves several end markets, including on- and off-highway equipment and military vehicles. Its on-highway business has approximately 60% glob
Manufacturer of trailers and car haulers based in Elkhart, Indiana. The company manufactures motor truck trailers, motorcycle haulers, landscape trailers, contractor trailers, vending trailers and tradesmen trailers.
Manufacturer and supplier of automotive components
13i Capital
270 Capital
Advanced Propulsion Centre UK
Alpha Capital Partners
Bain Capital Private Equity
Conexus Indiana
DOE
Drona Capital
Ethos Private Equity
Europa
GarMark Partners
Rankings are computed by Radar (Fliar BI) from the Radar company master and are updated periodically. Funding and momentum scores use disclosed equity-funding data only. Figures may lag private rounds. Last updated 2026-06-22.
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