Company lists · Data refreshed September 2026

Top 25 Automotive factory management companies based in the United States

RevenueBase identified 1,812 automotive factory management companies headquartered in the United States as of September 2026 and tracks 134,247 professional contacts across them, including 24,114 with verified work emails and 38,636 with mobile numbers. Troy is the largest hub.

This list covers automotive factory management companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 6, 2026 86% judged on-target in blind review
1,812Companies
134,247Contacts tracked
24,114Verified emails
38,636Mobile numbers
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The 25 largest automotive factory management companies based in the United States

Ranked by team size
Top 25 of 1,812 automotive factory management companies based in the United States, ranked by team size, largest first. Data refreshed Sep 6, 2026. RevenueBase Smart Search rates how each company's information relates to automotive factory management companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidencePlymouth, MI, United StatesHQ checked Sep 6, 202610001+13,226 contacts →

“Adient (NYSE: ADNT) is a global leader in automotive seating.”

Source: company website · checked Sep 6, 2026
2Partial evidenceSouthfield, MI, United StatesHQ checked Sep 6, 20265,001-10,0005,634 contacts →

“Headquartered in Luxembourg, International Automotive Components (IAC) Group is a leading global supplier of automotive components and systems, including instrument panels…”

Source: company website · checked Sep 6, 2026
3Partial evidenceCanton, MI, United StatesHQ checked Sep 6, 202610001+5,183 contacts →

“Yazaki is a global leader in the research, development and delivery of vehicle power and data solutions for automotive applications.”

Source: company website · checked Sep 6, 2026
4Indirect evidenceReston, VA, United StatesHQ checked Sep 6, 20261,001-5,0004,351 contacts →

“Live life in the driver's seat.”

Source: company website · checked Sep 6, 2026
5Indirect evidenceUrbana, IL, United StatesHQ checked Sep 6, 202610001+4,298 contacts →

“Starting with aftermarket parts in 1956 and moving into O.E.”

Source: company website · checked Sep 6, 2026
6Partial evidenceTroy, MI, United StatesHQ checked Sep 6, 20265,001-10,0003,302 contacts →

“Inteva Products is a leading global automotive supplier known for delivering innovative, reliable, environmentally friendly products that enhance vehicle quality, safety, and…”

Source: company website · checked Sep 6, 2026
7Indirect evidenceErlanger, KY, United StatesHQ checked Sep 6, 202610001+2,755 contacts →

“Toyota Boshoku, one of the world’s premium interior systems suppliers and filter manufacturers, develops and produces interior, filtration, and powertrain components.”

Source: company website · checked Sep 6, 2026
8Indirect evidenceDeerfield Beach, FL, United StatesHQ checked Sep 6, 20265,001-10,0002,610 contacts →
Source: company website · checked Sep 6, 2026
9Partial evidenceTroy, MI, United StatesHQ checked Sep 6, 20265,001-10,0001,981 contacts →

“SRG Global® is one of the world’s leading manufacturers of integrated, functional decorative systems for the automotive, mobility, and commercial truck industries.”

Source: company website · checked Sep 6, 2026
10Partial evidenceIrvine, CA, United StatesHQ checked Sep 6, 2026501-1,0001,973 contacts →

“Established in Hiroshima, Japan in 1920, Mazda is an international automotive manufacturer, conducting business in nearly 140 countries and regions around the world; known for…”

Source: company website · checked Sep 6, 2026
11Partial evidenceLafayette, IN, United StatesHQ checked Sep 6, 20265,001-10,0001,938 contacts →

“Subaru of Indiana Automotive (SIA), part of the Subaru family of companies, is home of North American production for the Ascent, Crosstrek, and Forester models.”

Source: company website · checked Sep 6, 2026
12Partial evidenceDuluth, GA, United StatesHQ checked Sep 6, 202610001+1,884 contacts →

“Asbury Automotive Group, Inc.(NYSE: ABG), headquartered in Sandy Springs, GA, a suburb of Atlanta, is one of the largest automotive retailers in the U.S, with 2024 revenues over…”

Source: company website · checked Sep 6, 2026
13Indirect evidenceSandy, UT, United StatesHQ checked Sep 6, 20261,001-5,0001,678 contacts →

“Larry H.”

Source: company website · checked Sep 6, 2026
14Partial evidenceEagan, MN, United StatesHQ checked Sep 6, 20261,001-5,0001,541 contacts →

“Founded in 1945, Factory Motor Parts Company is a multi-generational family business based in Eagan, Minnesota.”

Source: company website · checked Sep 6, 2026
15Partial evidenceNew Boston, MI, United StatesHQ checked Sep 6, 20265,001-10,0001,437 contacts →

“At AUTOKINITON, we’re more than just an automotive supplier, we’re the backbone of vehicle performance and safety.”

Source: company website · checked Sep 6, 2026
16Indirect evidenceAuburn Hills, MI, United StatesHQ checked Sep 6, 20261,001-5,0001,404 contacts →

“Voltava was formed in December 2025 through the combination of Detroit Manufacturing Systems, Android Industries and Avancez Assembly.”

Source: company website · checked Sep 6, 2026
17Indirect evidenceHolt, MI, United StatesHQ checked Sep 6, 20261,001-5,000895 contacts →

“Dakkota Integrated Systems is a company with world-class products that are designed, engineered, and manufactured by a diverse team of talented employees.”

Source: company website · checked Sep 6, 2026
18Indirect evidenceDowners Grove, IL, United StatesHQ checked Sep 6, 20261,001-5,000894 contacts →

“Founded in 1986 as a partnership between Nihon Tokushu Toryo Co.”

Source: company website · checked Sep 6, 2026
19Indirect evidencePontiac, MI, United StatesHQ checked Sep 6, 20261,001-5,000798 contacts →

“Passions Made Possible.”

Source: company website · checked Sep 6, 2026
20Strong evidenceSouthfield, MI, United StatesHQ checked Sep 6, 20261,001-5,000794 contacts →

“Auria is a leading global supplier of highly engineered systems for automotive acoustics, textiles and cargo management for gas and electric vehicles.”

Source: company website · checked Sep 6, 2026
21Partial evidenceSouthfield, MI, United StatesHQ checked Sep 6, 20265,001-10,000765 contacts →

“The Fujikura Group offers a wide range of automotive products, including wire-harnesses, several types of sensors, and electronic products.”

Source: company website · checked Sep 6, 2026
22Partial evidenceAuburn Hills, MI, United StatesHQ checked Sep 6, 20265,001-10,000713 contacts →

“Founded in 1870, Edscha has developed into the world’s largest automotive supplier of hinge systems.”

Source: company website · checked Sep 6, 2026
23Partial evidenceHolland, MI, United StatesHQ checked Sep 6, 20261,001-5,000686 contacts →

“GHSP is a leading global technology supplier of mechatronic solutions to the automotive industry.”

Source: company website · checked Sep 6, 2026
24Indirect evidenceHolland, MI, United StatesHQ checked Sep 6, 20261,001-5,000684 contacts →

“Motus Integrated Technologies is a dynamic, half-billion-dollar global leader in manufacturing high-quality headliners, interior trim, and fiber solution products for the…”

Source: company website · checked Sep 6, 2026
25Indirect evidenceTowson, MD, United StatesHQ checked Sep 6, 20261,001-5,000684 contacts →

“MileOne Autogroup represents 25 automobile brands at 73 dealerships and 9 body shops within the Hall, Heritage, MileOne Luxury, Mercedes-Benz of Annapolis, MotorWorld and Plaza…”

Source: company website · checked Sep 6, 2026

Showing 25 of 1,812 automotive factory management companies based in the United States

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Automotive factory management companies based in the United States at a glance

As of Sep 6, 2026
18.0%Verified-email coverage
28.8%Mobile-number coverage
74.1Average contacts per company
11-50Median size (employees)
1.3%Largest-city concentration · Troy
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
741
11-50
451
51-200
286
201-500
138
501-1,000
61
1,001-5,000
75
5,001-10,000
19
10001+
19

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among automotive factory management companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “automotive factory management companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names automotive factory management companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among automotive factory management companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 24,114 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 6, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names automotive factory management companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many automotive factory management companies are there based in the United States?

RevenueBase identified 1,812 automotive factory management companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Adient, headquartered in Plymouth, tops this list with the largest team on record.

Which city has the most automotive factory management companies?

Troy leads with 23 headquartered companies, followed by Houston (21) and Miami (16).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 24,114 verified decision-maker contacts tracked across these 1,812 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.