Company lists · Data refreshed September 2026

Top 25 Injection molded rubber parts manufacturers based in the United States

RevenueBase identified 853 company matches for injection molded rubber parts manufacturers associated with the United States as of September 2026 and tracks 15,059 professional contacts across them, including 3,722 with verified work emails. Anaheim is the largest hub.

This list covers company matches for injection molded rubber parts 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
853Companies
15,059Contacts tracked
3,722Verified emails
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The 25 largest injection molded rubber parts manufacturers based in the United States

Ranked by team size
Top 25 of 853 company matches for injection molded rubber parts 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 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
2Exact 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
3Exact 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
4Exact matchMacomb, MI, United StatesHQ recorded Sep 17, 2026201-500186 contacts →

Exact match

“From Mind to Manufacturing® PTI Engineered Plastics is a leading innovator that utilizes the latest advances in the field of plastic injection molding.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchIndianapolis, IN, United StatesHQ recorded Sep 17, 2026201-500162 contacts →

Exact match

“A full-service plastic injection molding partner providing superior solutions that redefine the meaning of successful outcomes, 70 Injection Molding presses from 40 to ton as as…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchFindlay, OH, United StatesHQ recorded Sep 17, 202651-200153 contacts →

Exact match

“FMT is your strategic partner in high-quality plastic parts manufacturing.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchRockland, MA, United StatesHQ recorded Sep 17, 202651-200152 contacts →

Exact match

“Polymer Corporation manufactures close-tolerance plastic parts and assemblies for blue-chip customers with demanding applications worldwide.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchBrookings, SD, United StatesHQ recorded Sep 17, 2026201-500146 contacts →

Exact match

“In 1975, a leading custom injection molding company, Falcon Plastics, Inc.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchFt. Smith, AR, United StatesHQ recorded Sep 17, 2026501-1,000137 contacts →

Exact match

“Founded in 2014, Quantum Plastics, LLC was created as a holding company by Quantum Ventures of Michigan.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchHopkins, MN, United StatesHQ recorded Sep 17, 2026501-1,000134 contacts →

Exact match

“Since 1949, Thermotech has been a strategic custom injection molder of thermoplastic components specializing in tight tolerance and complex manufacturing.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchNorth Canton, OH, United StatesHQ recorded Sep 17, 2026501-1,000128 contacts →

Exact match

“Custom molder of high quality elastomeric and thermoplastic components for medical, government, industrial and other markets.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchAshley, IN, United StatesHQ recorded Sep 17, 2026201-500127 contacts →

Exact match

“Ashley Industrial Molding (AIM) is a leading manufacturer of quality custom molded and painted plastic products and assemblies.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchCorry, PA, United StatesHQ recorded Sep 17, 202651-200119 contacts →

Exact match

“Viking Plastics is a leading injection molding and value-added assembly service provider, delivering innovative products including sealing solutions, custom injection molding…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchClinton Township, MI, United StatesHQ recorded Sep 17, 202651-200119 contacts →

Exact match

“CPS is an ISO certified manufacturer of prototype and limited production parts and tooling for a variety of industries.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15Exact matchSussex, WI, United StatesHQ recorded Sep 17, 2026201-500118 contacts →

Exact match

“An accomplished custom injection molder and automated assembly company with more than four decades of proven success.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchWest Des Moines, IA, United StatesHQ recorded Sep 17, 2026201-500112 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchZeeland, MI, United StatesHQ recorded Sep 17, 2026201-500105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18Exact matchWarren, MI, United StatesHQ recorded Sep 17, 2026501-1,000104 contacts →

Exact match

“For a complete listing of our Open positions please visit Proper Group International offers everything from rapid prototype development to the world’s most sophisticated injection…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchPort Richey, FL, United StatesHQ recorded Sep 17, 2026201-500102 contacts →

Exact match

“Seaway Plastics Engineering is a full-service contract manufacturing partner serving the medical device and life sciences industry, helping OEMs bring complex, precision-driven…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20Exact matchSpring Lake, MI, United StatesHQ recorded Sep 17, 202651-20095 contacts →

Exact match

“Custom Injection Molding Automatic Molding - Tight Tolerance Molding - Two Shot (2K) Molding - Insert Molding - Class Clean Room Assembly - Sonic Welding - Robotic Assembly -…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchRogers, MN, United StatesHQ recorded Sep 17, 202651-20090 contacts →

Exact match

“We are very excited to share the news regarding the recent evolution of our company.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22Exact matchBroken Arrow, OK, United StatesHQ recorded Sep 17, 2026201-50090 contacts →

Exact match

“When Quality Counts – Count on Da/Pro Molding tight tolerance, high quality components since 1961, Da/Pro Rubber has the capability, knowledge and experience to assist you in your…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23Exact matchMentor, OH, United StatesHQ recorded Sep 17, 2026201-50086 contacts →

Exact match

“Royal plastics is a competitive and innovative custom injection molder.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24Exact matchPort Washington, WI, United StatesHQ recorded Sep 17, 202651-20085 contacts →

Exact match

“Founded in 1954 and headquartered in Port Washington, Wisconsin, Molded Dimensions Group is a premier provider of custom parts for companies seeking reliability, versatility, and…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25Exact matchMonrovia, CA, United StatesHQ recorded Sep 17, 202651-20081 contacts →

Exact match

“Roncelli Plastics has been an industry pioneer since 1969, as a thermoplastics and composites manufacturer headquartered in Monrovia, California, with offices in San Jose…”

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

Showing 25 of 853 injection molded rubber parts manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 3,722 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Injection molded rubber parts manufacturers based in the United States at a glance

As of Sep 17, 2026
24.7%Verified-email coverage
17.7Average contacts per company
11-50Median size (employees)
0.7%Largest-city concentration · Anaheim
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
203
11-50
339
51-200
244
201-500
51
501-1,000
14
1,001-5,000
2

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 853 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 rubber parts 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 3,722 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 rubber parts manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 853 company matches for injection molded rubber parts 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?

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

Which city has the most injection molded rubber parts manufacturers?

Anaheim leads with 6 company records, followed by Denver (6) and Minneapolis (6).

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 3,722 professional contacts with verified work emails tracked across these 853 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.

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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.