Piston Group
Piston Group is a privately held Tier 1 automotive supplier operating three subsidiaries (Piston Automotive, Piston Interiors, Detroit Thermal Systems) that design, engineer, and assemble modules, interiors, HVAC, chassis, and EV battery packs for Ford, GM, Stellantis, Toyota, and Honda across 21 facilities in the U.S., Canada, and Mexico.
- Company typePrivate
- Founded1996
- HeadquartersRedford, United States
- Headcount5,001–10,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What Piston Group does
Piston Group is a privately held, founder-controlled Tier 1 automotive supplier headquartered in Southfield, Michigan, organized as a holding platform for three operating subsidiaries: Piston Automotive (the company's flagship value-add assembly business and self-described world's largest Value Add Assembly supplier), Piston Interiors (interior trim design, engineering, and manufacturing acquired from Takata Corp. in 2016), and Detroit Thermal Systems (HVAC and climate control systems). The group was founded in 1995 by former NBA player Vinnie Johnson as a private investment vehicle and has grown to roughly $3 billion in annual revenue, 10,000+ employees, and 21 manufacturing facilities spanning Michigan, Ohio, Kentucky, Missouri, Texas, Ontario, and multiple sites in the Mexican states of Coahuila and Durango.
The company's product portfolio is organized across five technology categories: Electrical + Battery (BEV HV and PHEV HV battery pack assembly plus wire harnesses), Powertrain + Cooling (HVAC modules, cooling modules, intake manifolds), Interior (instrument panels, headliners, center consoles, door and seat trim), Exterior (grille modules, fascias, bumpers), and Chassis (cradle assembly, brake corners, struts, axles, frame sequencing). Notable technical differentiators include scale-driven reliability in high-voltage battery pack assembly, domain specialization in HVAC, and integration/interoperability in modular exterior assemblies.
Piston Group generates revenue through negotiated, multi-year supply contracts with major North American automotive OEMs, principally Ford, General Motors, Stellantis, Toyota, and Honda. Pricing is quote-based and not publicly disclosed. Revenue mechanics are anchored in volume-based hardware sales tied to OEM vehicle production schedules. Customer relationship signals include multi-year quality awards from Toyota (Quality Excellence 2021-2023), GM (Supplier of the Year, Supplier Quality Excellence Award), Ford (Q1 certification, Diversity Supplier of the Year World Excellence Award, Advocacy Award), Honda (Excellence in Quality and Delivery 2019), and Stellantis (Value Optimization Supplier of the Year, MBE of the Year). Go-to-market is sales-led, supported by NMSDC Corporate Plus Member supplier-diversity credentials that channel the company into OEM minority-spend programs.
Piston Group firmographics
Firmographics- Name
- Piston Group
- Legal name
- Piston Group
- Website
- https://pistongroup.com
- Company type
- Private
- Founded year
- 1996
- Operating status
- Operating
- Headcount range
- 5,001–10,000 employees
- Short description
- Piston Group is a privately held Tier 1 automotive supplier operating three subsidiaries (Piston Automotive, Piston Interiors, Detroit Thermal Systems) that design, engineer, and assemble modules, interiors, HVAC, chassis, and EV battery packs for Ford, GM, Stellantis, Toyota, and Honda across 21 facilities in the U.S., Canada, and Mexico.
- Ownership category
- akta.pro rank
Piston Group industry classification
Industry- Product category
- Automotive Parts Manufacturing
- NAICS
- Motor Vehicle Brake System Manufacturing (33634), Motor Vehicle Seating and Interior Trim Manufacturing (336360), Motor Vehicle Steering and Suspension Components (except Spring) Manufacturing (33633), Other Engine Equipment Manufacturing (333618)
- SIC
- Motor Vehicles & Passenger Car Bodies (3711)
- akta.pro primary industry
- Automotive HVAC Modules & Integrated Climate Units (IMACALAA)
- akta.pro secondary industries
- Passenger Vehicle Interior Systems Manufacturing (ICE) (IMACAAAM), Passenger Vehicle Chassis, Suspension, Steering & Braking Manufacturing (ICE) (IMACAAAJ), Passenger Vehicle Exterior Systems & Glazing Manufacturing (ICE) (IMACAAAN), Hydraulic Brake Systems (Master Cylinders/Calipers/Lines/Boosters) (IMACAIAD)
Keywords
Where Piston Group is headquartered
LocationHeadquarters
- HQ city
- Redford
- HQ country
- United States
- HQ region
- North America
Offices18 records
Markets served
Piston Group business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Operations, Supply Chain, Infrastructure, Technology or R&D, Marketing or Sales
Revenue model
- Automotive Modules and Assemblies: Manufactures and supplies automotive modules and assemblies to major OEMs including Ford, GM, Stellantis, Toyota, Honda. Revenue from value-add assembly services, component manufacturing, and system integration for vehicle manufacturers.
- Interior Systems: Design, engineering, and manufacturing of automotive interior solutions including instrument panels, seat trim, headliners, and center consoles
- Climate Control Systems: HVAC systems and components manufacturing for automotive applications
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | B2B OEM Supplier Contracts |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels4 records
Piston Group product offering
Product offeringCore offering
Piston Group is a privately held automotive manufacturing platform that designs, engineers, and assembles automotive modules, interior systems, and climate control components through its three operating brands (Piston Automotive, Piston Interiors, and Detroit Thermal Systems). The company supplies value-add assemblies, BEV/PHEV battery packs, HVAC systems, instrument panels, chassis modules, and exterior modules to major automotive OEMs including Ford, GM, Stellantis, Honda, and Toyota.
Product overview
Piston Group is a private investment platform operating three main business units: Piston Automotive (the world's largest value add assembly supplier), Piston Interiors (automotive interior design, engineering, and manufacturing), and Detroit Thermal Systems (HVAC and climate control systems). Together these companies provide comprehensive automotive manufacturing solutions across five product categories: Electrical + Battery (BEV/PHEV battery packs, wire harnesses), Powertrain + Cooling (HVAC, cooling modules), Interior (instrument panels, seat trim, headliners), Exterior (grilles, bumpers, fascias), and Chassis (cradle assembly, brake corners, axles). The company serves major automotive OEMs including Ford, GM, Stellantis, Honda, and Toyota.
Differentiator
Problem solved
Functional benefit
Quantifiable outcome
- Over $3 Billion in annual revenue
- +3 more outcomes
Companies that use Piston Group
Customer profileNamed customers7 records
Segments1 record
Ideal customer profiles1 record
Piston Group technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
Piston Group partnerships and signals
Strategic signalScale indicators8 records
Recent moves7 records
Expansion highlights4 records
Piston Group competitors and assessment
Company assessmentBroad incumbents
- Magna International: Magna is one of the world's largest Tier-1 automotive suppliers with comparable module assembly, interior systems, thermal, and chassis capabilities. Like Piston, Magna builds complex module assemblies and supplies directly to global OEMs including Ford, GM, and Stellantis, but at vastly greater scale and with full vehicle engineering capability.
- Faurecia (FORVIA): Faurecia, now part of FORVIA, is a global Tier-1 supplier with deep presence in automotive interiors, seating, and clean mobility, overlapping with Piston's interior and thermal businesses. Faurecia is one of several historic Piston joint-venture partners (joint-venture program also referenced for Valeo, Continental Teves, and Sachs), and competes for similar interior module content with the same OEMs.
- Continental Automotive (Continental AG): Continental is a global Tier-1 automotive supplier with thermal management, interior, and chassis product lines that overlap with Piston's HVAC (DTS), interior (Piston Interiors), and chassis businesses. Continental Teves is explicitly a Piston joint-venture partner for braking systems, and Continental competes for similar assembly programs with the same Big-3 customers.
- Aptiv: Aptiv is a global technology and Tier-1 supplier focused on advanced mobility, including electrical architecture and vehicle integration, a direction Piston is pursuing via BEV/PHEV battery pack assembly. Aptiv's signal-and-power solutions compete for next-generation vehicle content alongside Piston at Ford, GM, and Stellantis.
- ZF Friedrichshafen: ZF is a global Tier-1 supplier with strong presence in chassis, braking, and ADAS electronics, mirroring Piston's chassis/brake corner assembly and Marion Industries operations. Jana Rosenmann joined Piston from ZF Group (ADAS division), and ZF competes for active-safety and chassis content at the same OEMs.
- BorgWarner: BorgWarner is a global automotive propulsion and chassis Tier-1 supplier that supplies drivetrain, thermal, and emission components to many of the same OEMs as Piston. BorgWarner's thermal and all-wheel-drive product lines intersect with Piston's HVAC and chassis module assembly offerings.
Direct peers
- Lear Corporation: Lear is a leading global supplier of automotive seating and interior systems, directly comparable to Piston's Piston Interiors business unit. Lear supplies instrument panels, door trim, headliners, and complete seat systems to the same North American OEMs (Ford, GM, Stellantis) that Piston serves and competes for similar module-assembly content.
- Valeo: Valeo is a global automotive supplier specializing in thermal systems (HVAC, powertrain cooling, battery thermal management), directly mirroring Piston's Detroit Thermal Systems (DTS) subsidiary. Both supply HVAC modules to North American OEMs and Valeo is explicitly listed as a Piston joint-venture partner via JL Automotive LLC.
- Yazaki North America: Yazaki is a major automotive wire harness, electrical, and interior systems supplier in North America, serving the same Detroit-based OEMs as Piston. Rosana Moura Garbacik joined Piston from Yazaki North America's corporate counsel role, and Yazaki competes for similar module-assembly and electrical content on shared vehicle programs.
- Sodecia North America: Sodecia is a Tier-1 automotive supplier focused on body components, chassis, and safety systems with North American operations that overlap with Piston's chassis, exterior, and module-assembly capabilities. Rosana Moura Garbacik joined Piston from Sodecia's North American legal leadership, indicating direct market overlap and customer overlap at the Detroit-based OEMs.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks7 records
Key highlights7 records
Customer concentration
Piston Group social profiles
Digital presencePiston Group compliance and trust
Trust signalCompliance12 records
Piston Group financial estimates
Financial estimateRevenue estimate
Valuation estimate
Piston Group leadership team
Management profileNumber of profiles
Profiles1 record
Piston Group subsidiaries and ownership
Company hierarchySubsidiaries6 records
Piston Group funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Piston Group M&A and investment
M&A and investmentM&A2 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Piston Group
What does Piston Group do?
Piston Group is a privately held automotive manufacturing platform that designs, engineers, and assembles automotive modules, interior systems, and climate control components through its three operating brands (Piston Automotive, Piston Interiors, and Detroit Thermal Systems). The company supplies value-add assemblies, BEV/PHEV battery packs, HVAC systems, instrument panels, chassis modules, and exterior modules to major automotive OEMs including Ford, GM, Stellantis, Honda, and Toyota.
Is Piston Group a public or private company?
Piston Group is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Piston Group founded?
Piston Group was founded in 1996. It employs 5,001 to 10,000 people.
Where is Piston Group based?
Piston Group is headquartered in Redford, United States, in the North America region.
How does Piston Group make money?
Three revenue lines are on record. Automotive Modules and Assemblies are the primary driver. The others are interior Systems and climate Control Systems.
Who are Piston Group's main competitors?
Broad incumbents on record are Magna International, Faurecia (FORVIA), Continental Automotive (Continental AG), Aptiv, ZF Friedrichshafen and BorgWarner. Direct peers are Lear Corporation, Valeo, Yazaki North America and Sodecia North America.
Does Piston Group have an API?
No public API is recorded for Piston Group.
What industry is Piston Group in?
Piston Group's product category is Automotive Parts Manufacturing. Its primary akta.pro industry code is IMACALAA, Automotive HVAC Modules & Integrated Climate Units, with a secondary code of IMACAAAM, Passenger Vehicle Interior Systems Manufacturing (ICE). Its NAICS code is 33634 and its SIC code is 3711.