Company lists · Data refreshed September 2026

Top 25 Automotive compression molding companies based in the United States

Name: Automotive compression molding companies 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 145 companies tracked

RevenueBase identified 145 automotive compression molding companies headquartered in the United States as of September 2026 and tracks 17,046 professional contacts across them, including 2,388 with verified work emails. Berea is the largest hub.

This list covers automotive compression molding 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 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

145Companies

17,046Contacts tracked

2,388Verified emails

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The 25 largest automotive compression molding companies based in the United States

Ranked by team size

Top 25 of 145 automotive compression molding companies 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 compression molding 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.
#	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	US Farathane	Indirect evidence	Auburn Hills, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	1,163 contacts →
	Indirect evidence “At US Farathane, we design and manufacture highly engineered plastic injection-molded components, make them available to you in a variety of sizes, shapes, and designs and supply…” Source: RevenueBase Database · checked Sep 30, 2026
4	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
5	KI Industries, INC	Partial evidence	Berkeley, IL, United StatesHQ checked Sep 30, 2026	501-1,000	404 contacts →
	Partial evidence “KI Industries, founded in 1964, specializes in the design and manufacture of decorative plastic and die cast components for the automotive and appliance industry.” Source: RevenueBase Database · checked Sep 30, 2026
6	Century Mold Co. INC	Partial evidence	Rochester, NY, United StatesHQ checked Sep 30, 2026	1,001-5,000	375 contacts →
	Partial evidence “Century Mold is a leading North American plastic injection molder who dominates the automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
7	EG Industries Leader In Plastic Injection Molding, Tooling, And Automation	Partial evidence	Circleville, OH, United StatesHQ checked Sep 30, 2026	501-1,000	296 contacts →
	Partial evidence “EG Industries was founded in 1981 as a Tier 1 supplier to the automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
8	Lacks Trim Systems	Indirect evidence	Grand Rapids, United StatesHQ checked Sep 30, 2026	1,001-5,000	291 contacts →
	Indirect evidence “From complex, highly detailed grilles with tight tolerances to one-piece full-vehicle-length roof rail covers and caps, Lacks production capabilities mean our finishes can be…” Source: RevenueBase Database · checked Sep 30, 2026
9	Tasus Corporation	Partial evidence	Bloomington, IN, United StatesHQ checked Sep 30, 2026	201-500	242 contacts →
	Partial 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
10	Quantum Plastics	Indirect evidence	Ft. Smith, AR, United StatesHQ checked Sep 30, 2026	501-1,000	137 contacts →
	Indirect evidence “Founded in 2014, Quantum Plastics, LLC was created as a holding company by Quantum Ventures of Michigan.” Source: RevenueBase Database · checked Sep 30, 2026
11	Commercial Tool Group Commercial Tool & Die, Inc., CG Automation & Fixture, Inc., CG Plastics, INC	Indirect evidence	Grand Rapids, MI, United StatesHQ checked Sep 30, 2026	201-500	127 contacts →
	Indirect evidence “Commercial Tool Group is a group of three companies; Commercial Tool & Die, CG Automation & Fixture, and CG Plastics.” Source: RevenueBase Database · checked Sep 30, 2026
12	All-State Industries, INC	Indirect evidence	West Des Moines, IA, United StatesHQ checked Sep 30, 2026	201-500	112 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
13	Tigerpoly Manufacturing, INC	Indirect evidence	Grove City, OH, United StatesHQ checked Sep 30, 2026	201-500	110 contacts →
	Indirect evidence “Tigerpoly Manufacturing is located in Grove City, Ohio, in the greater Columbus area, and is a major manufacturer of rubber and plastic air induction system parts and other…” Source: RevenueBase Database · checked Sep 30, 2026
14	TMI Automotive Products, INC	Partial evidence	Corona, CA, United StatesHQ checked Sep 30, 2026	201-500	108 contacts →
	Partial evidence “TMI Products manufactures in the USA a full line of high-value interior automotive components like seating, interior consoles, floor coverings, door panels, convertible roof…” Source: RevenueBase Database · checked Sep 30, 2026
15	Stone Plastics And Manufacturing, INC	Indirect evidence	Zeeland, MI, United StatesHQ checked Sep 30, 2026	201-500	105 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
16	Western Diversified Plastics	Indirect evidence	Mattawan, MI, United StatesHQ checked Sep 30, 2026	501-1,000	96 contacts →
	Indirect evidence “Formed in 2005, Western Diversified Plastics (WDP) is led by a team with hundreds of years combined experience in the design, tooling, and production of close tolerance…” Source: RevenueBase Database · checked Sep 30, 2026
17	Kendrick Plastics	Partial evidence	Grand Rapids, MI, United StatesHQ checked Sep 30, 2026	201-500	93 contacts →
	Partial evidence “Kendrick Plastics, headquartered in Grand Rapids, Michigan, is a leading Tier 1 and Tier 2 supplier of plastic decorative interior trim components and assemblies to the automotive…” Source: RevenueBase Database · checked Sep 30, 2026
18	TG Kentucky, LLC	Partial evidence	Lebanon, KY, United StatesHQ checked Sep 30, 2026	1,001-5,000	93 contacts →
	Partial evidence “The Toyoda Gosei Group is a leading global manufacturer of rubber and plastic automotive components and LEDs.” Source: RevenueBase Database · checked Sep 30, 2026
19	Derby Fabricating, LLC	Partial evidence	Louisville, KY, United StatesHQ checked Sep 30, 2026	201-500	92 contacts →
	Partial evidence “Since 1977, Derby Fabricating Solutions has engineered and fabricated interior/exterior components for the automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
20	Solidify Manufacturing	Indirect evidence	Rogers, MN, United StatesHQ checked Sep 30, 2026	51-200	90 contacts →
	Indirect evidence “We are very excited to share the news regarding the recent evolution of our company.” Source: RevenueBase Database · checked Sep 30, 2026
21	Alfmeier Friedrichs & Rath LLC	Indirect evidence	Greenville, SC, United StatesHQ checked Sep 30, 2026	201-500	90 contacts →
	Indirect evidence “In July of 2010, Alfmeier Friedrichs and Rath was formed to combine the strengths of Alfmeier Corporation and Friedrichs & Rath.” Source: RevenueBase Database · checked Sep 30, 2026
22	Principal Manufacturing Corporation	Partial evidence	Broadview, IL, United StatesHQ checked Sep 30, 2026	201-500	74 contacts →
	Partial evidence “For more than four decades, Principal Manufacturing Corporation has been a trusted provider of engineered solutions for automotive, industrial, and OEM companies across the globe.” Source: RevenueBase Database · checked Sep 30, 2026
23	RL Hudson & Company	Indirect evidence	Broken Arrow, OK, United StatesHQ checked Sep 30, 2026	51-200	73 contacts →
	Indirect evidence “We specialize in solving problems and saving money for our customers.” Source: RevenueBase Database · checked Sep 30, 2026
24	Michigan Production Machining INC	Indirect evidence	Macomb, MI, United StatesHQ checked Sep 30, 2026	51-200	58 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
25	Sigma Group	Indirect evidence	Livonia, MI, United StatesHQ checked Sep 30, 2026	51-200	53 contacts →
	Indirect evidence “Sigma Group is a global advanced manufacturing partner helping OEM and Tier 1 customers bring complex products from concept through scalable production.” 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 compression molding companies. 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 compression molding companies.
Partial evidence: Its own public description names part of automotive compression molding companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name automotive compression molding companies. 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 145 automotive compression molding companies based in the United States

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Automotive compression molding companies based in the United States at a glance

As of Sep 30, 2026

14.0%Verified-email coverage

117.6Average contacts per company

51-200Median size (employees)

2.1%Largest-city concentration · Berea

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

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 145 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 compression molding 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 compression molding 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 compression molding 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 compression molding 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, 2,388 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.

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 compression molding 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 compression molding companies are there based in the United States?

RevenueBase identified 145 automotive compression molding 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?

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

Which city has the most automotive compression molding companies?

Berea leads with 3 headquartered companies, followed by Chicago (3) and Grand Rapids (3).

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 2,388 verified decision-maker contacts tracked across these 145 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.