Company lists · Data refreshed September 2026

Top 25 Injection molded plastic companies based in the United States

RevenueBase identified 1,787 company matches for injection molded plastic companies associated with the United States as of September 2026 and tracks 46,231 professional contacts across them, including 12,617 with verified work emails. Grand Rapids is the largest hub.

This list covers company matches for injection molded plastic companies 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 20, 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 20, 2026 How this list was built
1,787Companies
46,231Contacts tracked
12,617Verified emails
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The 25 largest injection molded plastic companies based in the United States

Ranked by team size
Top 25 of 1,787 company matches for injection molded plastic companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 20, 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 20, 2026 · View company records in RevenueBase
2Exact matchAuburn Hills, MI, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
3Exact matchAsheboro, NC, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
4Exact matchSkaneateles, NY, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
5Exact matchBaraboo, WI, United StatesHQ recorded Sep 20, 20261,001-5,000495 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchHudsonville, MI, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
7Exact matchDeforest, WI, United StatesHQ recorded Sep 20, 20261,001-5,000489 contacts →

Exact match

“Precision.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchWilmington, DE, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
9Exact matchArlington, VT, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
10Exact matchBerkeley, IL, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
11Exact matchFrankfort, KY, United StatesHQ recorded Sep 20, 2026501-1,000399 contacts →

Exact match

“Founded in 1958 by Albert Stulz Sr.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchErie, PA, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
13Exact matchRochester, NY, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
14Exact matchItasca, IL, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
15Exact matchLindstrom, MN, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
16Exact matchAlpharetta, GA, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
17Exact matchHayward, CA, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
18Exact matchClinton, TN, United StatesHQ recorded Sep 20, 2026501-1,000319 contacts →

Exact match

“Techmer PM is a leading materials design company that works in partnership with plastics processors, OEMs, and designers to solve some of their most difficult business…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchWest Des Moines, IA, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
20Exact matchKendallville, IN, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
21Exact matchCircleville, OH, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
22Exact matchColumbia, MD, United StatesHQ recorded Sep 20, 20261,001-5,000291 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchHuntersville, NC, United StatesHQ recorded Sep 20, 20261,001-5,000267 contacts →

Exact match

“Precision Concepts is a leading plastic manufacturer providing products you experience in your daily life.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchBloomington, IN, United StatesHQ recorded Sep 20, 2026201-500242 contacts →

Exact match

“TASUS Corporation is a Tier One supplier to Toyota Motor Manufacturing North America and a Tier Two supplier to OEM automotive and transportation markets.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchAlexandria, MN, United StatesHQ recorded Sep 20, 2026501-1,000214 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 1,787 injection molded plastic companies based in the United States

See the full list, filter by size, metro and specialty, and access 12,617 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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

As of Sep 20, 2026
27.3%Verified-email coverage
25.9Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · Grand Rapids
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
443
11-50
646
51-200
484
201-500
138
501-1,000
43
1,001-5,000
27
5,001-10,000
2
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 1,787 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 companies” 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 12,617 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 20, 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 companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 1,787 company matches for injection molded plastic companies 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 companies?

Grand Rapids leads with 19 company records, followed by Erie (18) and Rochester (14).

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 12,617 professional contacts with verified work emails tracked across these 1,787 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 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 1,787 injection molded plastic companies 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.