Company lists · Data refreshed November 2026

Top 25 Thermoset gas assisted injection inserted molding assembly suppliers based in the United States

RevenueBase identified 57 company matches for thermoset gas assisted injection inserted molding assembly suppliers associated with the United States as of November 2026 and tracks 1,654 professional contacts across them, including 466 with verified work emails. Addison is the largest hub.

This list covers company matches for thermoset gas assisted injection inserted molding assembly suppliers 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 November 2, 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 Nov 2, 2026 How this list was built
57Companies
1,654Contacts tracked
466Verified emails
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The 25 largest thermoset gas assisted injection inserted molding assembly suppliers based in the United States

Ranked by team size
Top 25 of 57 company matches for thermoset gas assisted injection inserted molding assembly suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchLouisville, KY, United StatesHQ recorded Nov 2, 20261,001-5,000475 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 · Nov 2, 2026 · View company records in RevenueBase
2Exact matchWolfeboro, NH, United StatesHQ recorded Nov 2, 2026201-500121 contacts →

Exact match

“For more than 40 years, PSI Molded Plastics has helped customers bring complex plastic components and assemblies to market through advanced injection molding, engineering…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchCorry, PA, United StatesHQ recorded Nov 2, 202651-200111 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 · Nov 2, 2026 · View company records in RevenueBase
4Exact matchMchenry, IL, United StatesHQ recorded Nov 2, 2026201-500109 contacts →

Exact match

“Fabrïk Molded Plastics is a full service custom injection molding supplier.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchWebster City, IA, United StatesHQ recorded Nov 2, 202651-20080 contacts →

Exact match

“Vantec is a custom plastic injection molder and value-added services provider, which specializes in solving our customer’s problems and needs.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchAkron, OH, United StatesHQ recorded Nov 2, 202651-20071 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchSt. Charles, IL, United StatesHQ recorded Nov 2, 202651-20070 contacts →

Exact match

“Microplastics is a world-class insert molding manufacturer committed to producing high volume, highly engineered electromechanical interconnections and components in the most…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchLexington, KY, United StatesHQ recorded Nov 2, 202651-20061 contacts →

Exact match

“Blue Star Plastics has more than 40 years experience providing thermoplastic custom injection molding and contract assembly services to demanding clients in the industrial…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchMount Pleasant, IA, United StatesHQ recorded Nov 2, 2026201-50050 contacts →

Exact match

“Lomont Molding LLC is one of the premier plastic molders in the country.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchBrooklyn Park, MN, United StatesHQ recorded Nov 2, 202651-20043 contacts →

Exact match

“Since 1963, Mikros Engineering has been supplying custom injection molding, insert molding, over-molding, tooling, assemblies, and prototypes to companies around the world.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchSheboygan, WI, United StatesHQ recorded Nov 2, 202651-20039 contacts →

Exact match

“Custom Thermoplastic Injection Molding Supplier of Choice Since 1971.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchPiqua, OH, United StatesHQ recorded Nov 2, 202651-20037 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchHopkins, MN, United StatesHQ recorded Nov 2, 2026501-1,00032 contacts →

Exact match

“Established in 1947, Thermotech Precision Molding (TPM) is a market leader in bespoke thermoplastic, thermoset injection molding with four facilities located in Hopkins…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchOsborne, KS, United StatesHQ recorded Nov 2, 202651-20030 contacts →

Exact match

“Osborne Industries is a 100% employee-owned company, so every employee has a vested interest in the success of your project.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchCharlotte, NC, United StatesHQ recorded Nov 2, 202651-20029 contacts →

Exact match

“Bull Engineered Products is a full service, turnkey injection molding source located in Charlotte, North Carolina.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchGrand Rapids, MI, United StatesHQ recorded Nov 2, 2026201-50027 contacts →

Exact match

“Agape Plastics is a world class manufacturer of custom injection molding, custom insert molding, assembly, value-added operations and manufacturing solutions for clients in the…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchEagan, MN, United StatesHQ recorded Nov 2, 202651-20026 contacts →

Exact match

“Pioneer Plastics and its sister companies Group Tool (Illinois) and Pioneer Plastech (China) are able to assist your company with custom injection molding and tooling needs.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchProvidence, RI, United StatesHQ recorded Nov 2, 202651-20018 contacts →

Exact match

“As one of the largest injection molders in the eastern United States, Mars Plastics is a 24 hour state-of-the-art molding facility offering in-house plastic injection molding…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchReynoldsburg, OH, United StatesHQ recorded Nov 2, 202611-5014 contacts →

Exact match

“Contract Molding Precision Polymers, utilizes highly accurate, all-electric injection molding presses with capacity up to 400 tons.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchLatrobe, PA, United StatesHQ recorded Nov 2, 202611-5013 contacts →

Exact match

“Westmoreland Plastics Company is a well established custom,manufacturer of quality thermoset and thermoplastic molded components.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchYorba Linda, CA, United StatesHQ recorded Nov 2, 202651-20011 contacts →

Exact match

“Precise Aerospace is a premier full-service supplier of Injection, Compression, and Transfer Molding, CNC Machining and Value Added Assembly.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchSterling Heights, MI, United StatesHQ recorded Nov 2, 202611-5011 contacts →

Exact match

“Luckmarr Plastics is an automotive company based out of 35735 Stanley Dr, Sterling Heights, Michigan, United States.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchRutledge, GA, United StatesHQ recorded Nov 2, 202611-5011 contacts →

Exact match

“Since our inception, Versatile Mold and Design, Inc.(VMD) has been committed to improving the long-term competitive edge of our customer through innovative engineering and mold…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchAddison, IL, United StatesHQ recorded Nov 2, 202611-509 contacts →

Exact match

“Woodland Plastics Corporation is a custom thermoset molder, offering injection, injection-compression, & insert molding of Phenolic resins, Bulk Molding Compounds (BMCs), Diallyl…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchSouth Gate, CA, United StatesHQ recorded Nov 2, 202611-508 contacts →

Exact match

“Founded in 1943, L.W.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 57 thermoset gas assisted injection inserted molding assembly suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 466 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Thermoset gas assisted injection inserted molding assembly suppliers based in the United States at a glance

As of Nov 2, 2026
28.2%Verified-email coverage
29.0Average contacts per company
11-50Median size (employees)
3.5%Largest-city concentration · Addison
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
18
51-200
21
201-500
4
501-1,000
1
1,001-5,000
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 57 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 “thermoset gas assisted injection inserted molding assembly suppliers” 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 466 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 November 2, 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 “thermoset gas assisted injection inserted molding assembly suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many thermoset gas assisted injection inserted molding assembly suppliers are there based in the United States?

RevenueBase identified 57 company matches for thermoset gas assisted injection inserted molding assembly suppliers associated with the United States as of November 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?

Jones Plastic And Engineering tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most thermoset gas assisted injection inserted molding assembly suppliers?

Addison leads with 2 company records, followed by Corry (2) and Louisville (2).

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 466 professional contacts with verified work emails tracked across these 57 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 November 2, 2026.

Ready to reach these companies? Verified emails and direct dials for all 57 thermoset gas assisted injection inserted molding assembly suppliers 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.