Company lists · Data refreshed September 2026

Top 25 Automotive manufacturing consultants based in the United States

Name: Automotive manufacturing consultants based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 1,508 companies tracked

RevenueBase identified 1,508 automotive manufacturing consultants headquartered in the United States as of September 2026 and tracks 40,254 professional contacts across them, including 7,682 with verified work emails. Houston is the largest hub.

This list covers automotive manufacturing consultants 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 30, 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 30, 2026 86% judged on-target in blind review

1,508Companies

40,254Contacts tracked

7,682Verified emails

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The 25 largest automotive manufacturing consultants based in the United States

Ranked by team size

Top 25 of 1,508 automotive manufacturing consultants based in the United States, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to automotive manufacturing consultants: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	IAC Group	Partial evidence	Southfield, MI, United StatesHQ checked Sep 30, 2026	5,001-10,000	5,634 contacts →
	Partial evidence “Headquartered in Luxembourg, International Automotive Components (IAC) Group is a leading global supplier of automotive components and systems, including instrument panels…” Source: RevenueBase Database · checked Sep 30, 2026
2	Flex-N-Gate	Indirect evidence	Urbana, IL, United StatesHQ checked Sep 30, 2026	10001+	4,298 contacts →
	Indirect evidence “Starting with aftermarket parts in 1956 and moving into O.E.” Source: RevenueBase Database · checked Sep 30, 2026
3	Caresoft Global	Partial evidence	Livonia, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	1,860 contacts →
	Partial evidence “We are a global engineering solutions company working closely with major Automotive, On-Highway, Agriculture & Construction Equipment Manufacturers and Tier-I Suppliers to solve…” Source: RevenueBase Database · checked Sep 30, 2026
4	Autokiniton	Partial evidence	New Boston, MI, United StatesHQ checked Sep 30, 2026	5,001-10,000	1,437 contacts →
	Partial evidence “At AUTOKINITON, we’re more than just an automotive supplier, we’re the backbone of vehicle performance and safety.” Source: RevenueBase Database · checked Sep 30, 2026
5	Ugn, INC	Indirect evidence	Downers Grove, IL, United StatesHQ checked Sep 30, 2026	1,001-5,000	894 contacts →
	Indirect evidence “Founded in 1986 as a partnership between Nihon Tokushu Toryo Co.” Source: RevenueBase Database · checked Sep 30, 2026
6	Urban Science	Partial evidence	Detroit, MI, United StatesHQ checked Sep 30, 2026	501-1,000	749 contacts →
	Partial evidence “We are Automotive Business Scientists.” Source: RevenueBase Database · checked Sep 30, 2026
7	Edscha	Partial evidence	Auburn Hills, MI, United StatesHQ checked Sep 30, 2026	5,001-10,000	713 contacts →
	Partial evidence “Founded in 1870, Edscha has developed into the world’s largest automotive supplier of hinge systems.” Source: RevenueBase Database · checked Sep 30, 2026
8	GHSP	Partial evidence	Holland, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	686 contacts →
	Partial evidence “GHSP is a leading global technology supplier of mechatronic solutions to the automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
9	Motus Integrated Technologies	Partial evidence	Holland, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	684 contacts →
	Partial evidence “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: RevenueBase Database · checked Sep 30, 2026
10	ADAC	Partial evidence	Grand Rapids, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	636 contacts →
	Partial evidence “ADAC is a supplier of engineered products to the world automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
11	Jvis USA	Partial evidence	Shelby Township, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	602 contacts →
	Partial evidence “When it comes to the world of automotive components, JVIS has continued to be the supplier of choice for leading global brands.” Source: RevenueBase Database · checked Sep 30, 2026
12	Aisin U.S.A. Mfg., INC	Indirect evidence	Seymour, IN, United StatesHQ checked Sep 30, 2026	1,001-5,000	493 contacts →
	Indirect evidence “AISIN U.S.A.” Source: RevenueBase Database · checked Sep 30, 2026
13	Avancez LLC	Partial evidence	Clarkston, MI, United StatesHQ checked Sep 30, 2026	201-500	481 contacts →
	Partial evidence “Voltava was formed in December 2025 through the combination of Detroit Manufacturing Systems, Android Industries and Avancez Assembly.” Source: RevenueBase Database · checked Sep 30, 2026
14	RCO Engineering	Partial evidence	Roseville, MI, United StatesHQ checked Sep 30, 2026	501-1,000	438 contacts →
	Partial evidence “Specializing in low-volume manufacturing that Tier 1 suppliers avoid, we offer complete program management under one roof, including emergency tooling and parts, large program…” Source: RevenueBase Database · checked Sep 30, 2026
15	NCM Associates	Indirect evidence	Kansas City, MO, United StatesHQ checked Sep 30, 2026	201-500	321 contacts →
	Indirect evidence “The employee-owners of NCM® Associates help thousands of dealerships throughout North America enhance profitability through a unique combination of state-of-the-art business…” Source: RevenueBase Database · checked Sep 30, 2026
16	Kett Engineering Corporation	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 30, 2026	501-1,000	250 contacts →
	Partial evidence “Kett Engineering Corporation has been operating for over 60 years and has spent the past 28 years dedicating its services to supporting the automotive testing and staffing needs…” Source: RevenueBase Database · checked Sep 30, 2026
17	Tasus Corporation	Strong evidence	Bloomington, IN, United StatesHQ checked Sep 30, 2026	201-500	242 contacts →
	Strong evidence “TASUS Corporation is a Tier One supplier to Toyota Motor Manufacturing North America and a Tier Two supplier to OEM automotive and transportation markets.” Source: RevenueBase Database · checked Sep 30, 2026
18	Amci Global	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 30, 2026	201-500	242 contacts →
	Partial evidence “AMCI is an automotive marketing consulting firm made up of automotive experts and enthusiasts.” Source: RevenueBase Database · checked Sep 30, 2026
19	Iljin USA Corporation	Indirect evidence	Novi, MI, United StatesHQ checked Sep 30, 2026	51-200	237 contacts →
	Indirect evidence “With over three decades of making forgings, wheel bearings and other chassis products, ILJIN Global and its subsidiaries has become an essential resource and supplier to the…” Source: RevenueBase Database · checked Sep 30, 2026
20	Kobelco Aluminum Automotive Products LLC	Partial evidence	Bowling Green, KY, United StatesHQ checked Sep 30, 2026	501-1,000	225 contacts →
	Partial evidence “Kobelco Aluminum Automotive Products (KAAP) is part of the Kobe Steel Group, which is known internationally by the KOBELCO brand and for quality materials and machinery.” Source: RevenueBase Database · checked Sep 30, 2026
21	Gecom Corporation	Partial evidence	Greensburg, IN, United StatesHQ checked Sep 30, 2026	201-500	216 contacts →
	Partial evidence “GECOM Corporation was established in Greensburg, Indiana in 1987 to manufacture high-quality door locking mechanisms for the Automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
22	Minth North America, INC	Strong evidence	Wixom, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	195 contacts →
	Strong evidence “Minth Group stands as a global leader in the manufacturing of exterior and structural automotive parts.” Source: RevenueBase Database · checked Sep 30, 2026
23	Compulink	Indirect evidence	St. Petersburg, FL, United StatesHQ checked Sep 30, 2026	201-500	189 contacts →
	Indirect evidence “Compulink is a performance based company that is focused on continuous improvement in our practices and procedures as well as the quality of service to our customers.” Source: RevenueBase Database · checked Sep 30, 2026
24	SL America Corporation	Indirect evidence	Auburn Hills, MI, United StatesHQ checked Sep 30, 2026	51-200	188 contacts →
	Indirect evidence “SL offers auto parts such as auto lamp assemblies, chassis, mirror, and FEM (Front End Module) for over half a century since its inception in 1954.” Source: RevenueBase Database · checked Sep 30, 2026
25	JR Automation- Esys Division	Indirect evidence	Auburn Hills, MI, United StatesHQ checked Sep 30, 2026	51-200	183 contacts →
	Indirect evidence “Esys Automation, a JR Automation company, is a leading full-service automation solutions provider, specializing in vehicle assembly applications in areas such as press…” Source: RevenueBase Database · checked Sep 30, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: automotive manufacturing consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names automotive manufacturing consultants.
Partial evidence: Its own public description names part of automotive manufacturing consultants, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name automotive manufacturing consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 1,508 automotive manufacturing consultants based in the United States

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Automotive manufacturing consultants based in the United States at a glance

As of Sep 30, 2026

19.1%Verified-email coverage

26.7Average contacts per company

1-10Median size (employees)

1.9%Largest-city concentration · Houston

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

968

11-50

282

51-200

135

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,508 companies.

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 manufacturing consultants, 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 manufacturing consultants”. 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 manufacturing consultants), 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 manufacturing consultants, 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, 7,682 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 30, 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.

Automotive manufacturing consultants by metro

Automotive manufacturing consultants in Houston28

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 manufacturing consultants, 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 manufacturing consultants are there based in the United States?

RevenueBase identified 1,508 automotive manufacturing consultants 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?

IAC Group, headquartered in Southfield, tops this list with the largest team on record.

Which city has the most automotive manufacturing consultants?

Houston leads with 28 headquartered companies, followed by Atlanta (21) and Detroit (17).

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 7,682 verified decision-maker contacts tracked across these 1,508 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 30, 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.