Company lists · Data refreshed September 2026

Top 25 Automotive plastic molding companies based in the United States

Name: Automotive plastic 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 1,380 companies tracked

RevenueBase identified 1,380 automotive plastic molding companies headquartered in the United States as of September 2026 and tracks 44,678 professional contacts across them, including 10,310 with verified work emails. Grand Rapids is the largest hub.

This list covers automotive plastic 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

1,380Companies

44,678Contacts tracked

10,310Verified emails

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

Ranked by team size

Top 25 of 1,380 automotive plastic 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 plastic 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	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
2	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
3	Milacron	Partial evidence	Batavia, OH, United StatesHQ checked Sep 30, 2026	5,001-10,000	1,290 contacts →
	Partial evidence “Milacron is a global leader in the manufacture, distribution, and service of highly engineered and customized systems within the plastic technology and processing industry.” Source: RevenueBase Database · checked Sep 30, 2026
4	US Farathane	Partial evidence	Auburn Hills, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	1,163 contacts →
	Partial 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
5	Technimark LLC	Indirect evidence	Asheboro, NC, United StatesHQ checked Sep 30, 2026	1,001-5,000	1,006 contacts →
	Indirect evidence “Founded in 1983, Technimark is a global leader and manufacturer of high-value injection-molded packaging and components serving the consumer packaging, healthcare and industrial…” Source: RevenueBase Database · checked Sep 30, 2026
6	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
7	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
8	Royal Technologies Corp	Partial evidence	Hudsonville, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	492 contacts →
	Partial evidence “Royal Technologies is an advanced engineering and manufacturing company serving industries as diverse as automotive, furniture, and consumer products.” Source: RevenueBase Database · checked Sep 30, 2026
9	Evco Plastics	Indirect evidence	Deforest, WI, United StatesHQ checked Sep 30, 2026	1,001-5,000	489 contacts →
	Indirect evidence “Precision.” Source: RevenueBase Database · checked Sep 30, 2026
10	Jones Plastic And Engineering	Strong evidence	Louisville, KY, United StatesHQ checked Sep 30, 2026	1,001-5,000	459 contacts →
	Strong evidence “Jones Plastic is known not only for our molding expertise, such as pioneering the use of gas assist, high speed molding in the early 90’s, but also for our ability to help…” Source: RevenueBase Database · checked Sep 30, 2026
11	Neaton Auto Products, Mfg, INC	Partial evidence	Eaton, OH, United StatesHQ checked Sep 30, 2026	501-1,000	411 contacts →
	Partial evidence “Neaton Auto Products Manufacturing is a tier one automotive industry supplier of high quality products that impress as well as perform.” Source: RevenueBase Database · checked Sep 30, 2026
12	KI Industries, INC	Strong evidence	Berkeley, IL, United StatesHQ checked Sep 30, 2026	501-1,000	404 contacts →
	Strong 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
13	Montaplast Of North America	Indirect evidence	Frankfort, KY, United StatesHQ checked Sep 30, 2026	501-1,000	399 contacts →
	Indirect evidence “Founded in 1958 by Albert Stulz Sr.” Source: RevenueBase Database · checked Sep 30, 2026
14	Century Mold Co. INC	Strong evidence	Rochester, NY, United StatesHQ checked Sep 30, 2026	1,001-5,000	375 contacts →
	Strong evidence “Century Mold is a leading North American plastic injection molder who dominates the automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026
15	Plastic Products Company INC	Partial evidence	Lindstrom, MN, United StatesHQ checked Sep 30, 2026	501-1,000	347 contacts →
	Partial evidence “At Plastic Products Company (PPC), we are committed to eagerly serving your needs.” Source: RevenueBase Database · checked Sep 30, 2026
16	PEXCO	Partial evidence	Alpharetta, GA, United StatesHQ checked Sep 30, 2026	501-1,000	332 contacts →
	Partial evidence “Pexco is a leading manufacturer of high-performance plastic solutions engineered for manufacturers and end-users across North America.” Source: RevenueBase Database · checked Sep 30, 2026
17	Uacj Automotive Whitehall Industries, INC	Indirect evidence	Ludington, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	315 contacts →
	Indirect evidence “We began as whitehall industries in 1974, manufacturing precision components for the copying and printing industry.” Source: RevenueBase Database · checked Sep 30, 2026
18	Engineered Plastic Components	Partial evidence	West Des Moines, IA, United StatesHQ checked Sep 30, 2026	1,001-5,000	308 contacts →
	Partial evidence “EPC is your one-stop shop for your plastic injection molded products.” Source: RevenueBase Database · checked Sep 30, 2026
19	Creative Liquid Coatings	Indirect evidence	Kendallville, IN, United StatesHQ checked Sep 30, 2026	501-1,000	306 contacts →
	Indirect evidence “Here at Creative Liquid Coatings we do far more than just liquid coatings.” Source: RevenueBase Database · checked Sep 30, 2026
20	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
21	Dlhbowles	Strong evidence	Columbia, MD, United StatesHQ checked Sep 30, 2026	1,001-5,000	291 contacts →
	Strong evidence “dlhBOWLES is a premier supplier of innovative engineered plastic solutions to many of the largest corporations and most recognizable brands around the globe in the automotive and…” Source: RevenueBase Database · checked Sep 30, 2026
22	Vaupell	Indirect evidence	Everett, WA, United StatesHQ checked Sep 30, 2026	501-1,000	276 contacts →
	Indirect evidence “For 75+ years Vaupell has been providing global precision components and assemblies to top-tier OEMs, leading growth companies, and start-ups for the aerospace, medical, and the…” Source: RevenueBase Database · checked Sep 30, 2026
23	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
24	Alexandria Industries	Indirect evidence	Alexandria, MN, United StatesHQ checked Sep 30, 2026	501-1,000	214 contacts →
	Indirect evidence “Alexandria Industries: 60 Years of Turning Possibility into Product (1966–2026) In 1966, we began as a single-service extrusion shop with a vision for quality.” Source: RevenueBase Database · checked Sep 30, 2026
25	Gemini Group, INC	Partial evidence	Bad Axe, MI, United StatesHQ checked Sep 30, 2026	1,001-5,000	211 contacts →
	Partial evidence “Gemini Group is a leading supplier of engineered plastic products and metal tooling solutions.” 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 plastic 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 plastic molding companies.
Partial evidence: Its own public description names part of automotive plastic 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 plastic 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 1,380 automotive plastic molding companies based in the United States

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

As of Sep 30, 2026

23.1%Verified-email coverage

32.4Average contacts per company

11-50Median size (employees)

1.0%Largest-city concentration · Grand Rapids

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

315

11-50

505

51-200

376

201-500

118

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 1,380 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 plastic 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 plastic 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 plastic 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 plastic 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, 10,310 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 plastic 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 plastic molding companies are there based in the United States?

RevenueBase identified 1,380 automotive plastic 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?

Flex-N-Gate, headquartered in Urbana, tops this list with the largest team on record.

Which city has the most automotive plastic molding companies?

Grand Rapids leads with 14 headquartered companies, followed by Rochester (12) and Chicago (11).

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 10,310 verified decision-maker contacts tracked across these 1,380 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.