Company lists · Data refreshed September 2026

Top 25 Injection molded plastic manufacturers based in the United States

RevenueBase identified 1,831 company matches for injection molded plastic manufacturers associated with the United States as of September 2026 and tracks 49,592 professional contacts across them, including 13,370 with verified work emails. Grand Rapids is the largest hub.

This list covers company matches for injection molded plastic manufacturers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built
1,831Companies
49,592Contacts tracked
13,370Verified emails
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The 25 largest injection molded plastic manufacturers based in the United States

Ranked by team size
Top 25 of 1,831 company matches for injection molded plastic manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBatavia, OH, United StatesHQ recorded Sep 17, 20265,001-10,0001,290 contacts →

Exact match

“Milacron is a global leader in the manufacture, distribution, and service of highly engineered and customized systems within the plastic technology and processing industry.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchAuburn Hills, MI, United StatesHQ recorded Sep 17, 20261,001-5,0001,163 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchSomerset, WI, United StatesHQ recorded Sep 17, 20261,001-5,0001,072 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchAsheboro, NC, United StatesHQ recorded Sep 17, 20261,001-5,0001,006 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchSomerset, NJ, United StatesHQ recorded Sep 17, 2026501-1,000723 contacts →

Exact match

“MICRO is a full service contract manufacturer that draws on more than 80 years of experience in medical device assembly, precision metal stamping, insert and injection molding…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchChino, CA, United StatesHQ recorded Sep 17, 20261,001-5,000601 contacts →

Exact match

“Trend Technologies is a vertically integrated mechanical solutions provider specializing in the areas of metal stamping, metal fabrication and injection molding.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchSkaneateles, NY, United StatesHQ recorded Sep 17, 20261,001-5,000499 contacts →

Exact match

“Founded in 1973, Tessy Plastics is a global contract manufacturer headquartered in Skaneateles, NY, specializing in injection molding and custom automated assembly solutions.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchBaraboo, WI, United StatesHQ recorded Sep 17, 20261,001-5,000495 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchHudsonville, MI, United StatesHQ recorded Sep 17, 20261,001-5,000492 contacts →

Exact match

“Royal Technologies is an advanced engineering and manufacturing company serving industries as diverse as automotive, furniture, and consumer products.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchDeforest, WI, United StatesHQ recorded Sep 17, 20261,001-5,000489 contacts →

Exact match

“Precision.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchWilmington, DE, United StatesHQ recorded Sep 17, 20261,001-5,000487 contacts →

Exact match

“Acquired in August 2023 by DuPont, Spectrum’s history spans over 60 years of applications expertise including precision extrusion, specialty injection molding, blown film…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchLouisville, KY, United StatesHQ recorded Sep 17, 20261,001-5,000459 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchArlington, VT, United StatesHQ recorded Sep 17, 20261,001-5,000453 contacts →

Exact match

“Mack Molding Co, headquartered in Arlington, VT, provides design through FDA-approved manufacturing services to the medical, commercial, computer & business equipment, energy and…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchBerkeley, IL, United StatesHQ recorded Sep 17, 2026501-1,000404 contacts →

Exact match

“KI Industries, founded in 1964, specializes in the design and manufacture of decorative plastic and die cast components for the automotive and appliance industry.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15Exact matchFrankfort, KY, United StatesHQ recorded Sep 17, 2026501-1,000399 contacts →

Exact match

“Founded in 1958 by Albert Stulz Sr.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchErie, PA, United StatesHQ recorded Sep 17, 20261,001-5,000376 contacts →

Exact match

“The Plastek Group, is a world class manufacturer of plastics packaging for the Personal Care, Home Care, Food & Beverage, Cosmetics, and Pharmaceutical Packaging Industries.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchRochester, NY, United StatesHQ recorded Sep 17, 20261,001-5,000375 contacts →

Exact match

“Century Mold is a leading North American plastic injection molder who dominates the automotive industry.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18Exact matchItasca, IL, United StatesHQ recorded Sep 17, 20261,001-5,000347 contacts →

Exact match

“SyBridge Technologies is a full-lifecycle injection mold tooling partner trusted by leading manufacturers across healthcare, packaging, consumer goods, mobility, and industrial…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchLindstrom, MN, United StatesHQ recorded Sep 17, 2026501-1,000347 contacts →

Exact match

“At Plastic Products Company (PPC), we are committed to eagerly serving your needs.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20Exact matchAlpharetta, GA, United StatesHQ recorded Sep 17, 2026501-1,000332 contacts →

Exact match

“Pexco is a leading manufacturer of high-performance plastic solutions engineered for manufacturers and end-users across North America.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchHayward, CA, United StatesHQ recorded Sep 17, 2026201-500325 contacts →

Exact match

“PLASTIKON INDUSTRIES was established in 1982 with the mission to be recognized as a world-leading plastic and contract manufacturer.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22Exact matchWest Des Moines, IA, United StatesHQ recorded Sep 17, 20261,001-5,000308 contacts →

Exact match

“EPC is your one-stop shop for your plastic injection molded products.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23Exact matchKendallville, IN, United StatesHQ recorded Sep 17, 2026501-1,000306 contacts →

Exact match

“Here at Creative Liquid Coatings we do far more than just liquid coatings.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24Exact matchCircleville, OH, United StatesHQ recorded Sep 17, 2026501-1,000296 contacts →

Exact match

“EG Industries was founded in 1981 as a Tier 1 supplier to the automotive industry.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25Exact matchEverett, WA, United StatesHQ recorded Sep 17, 2026501-1,000276 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 25 of 1,831 injection molded plastic manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 13,370 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Injection molded plastic manufacturers based in the United States at a glance

As of Sep 17, 2026
27.0%Verified-email coverage
27.1Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Grand Rapids
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
448
11-50
665
51-200
497
201-500
142
501-1,000
45
1,001-5,000
29
5,001-10,000
1
10001+
1

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 1,831 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “injection molded plastic manufacturers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 13,370 professional contacts with verified work emails across the full matched dataset. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “injection molded plastic manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many injection molded plastic manufacturers are there based in the United States?

RevenueBase identified 1,831 company matches for injection molded plastic manufacturers associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Milacron tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most injection molded plastic manufacturers?

Grand Rapids leads with 22 company records, followed by Erie (15) and Rochester (15).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 13,370 professional contacts with verified work emails tracked across these 1,831 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 1,831 injection molded plastic manufacturers based in the United States. Start with a free account, no credit card.

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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 SmartSearch, 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.