Company lists · Data refreshed October 2026

Top 25 Custom thermoplastics molding services based in the United States

RevenueBase identified 724 company matches for custom thermoplastics molding services associated with the United States as of October 2026 and tracks 12,348 professional contacts across them, including 3,422 with verified work emails. Elkhart is the largest hub.

This list covers company matches for custom thermoplastics molding services 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 October 24, 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 Oct 24, 2026 How this list was built
724Companies
12,348Contacts tracked
3,422Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest custom thermoplastics molding services based in the United States

Ranked by team size
Top 25 of 724 company matches for custom thermoplastics molding services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 24, 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 matchAlpharetta, GA, United StatesHQ recorded Oct 24, 2026501-1,000334 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 · Oct 24, 2026 · View company records in RevenueBase
2Exact matchWest Des Moines, IA, United StatesHQ recorded Oct 24, 20261,001-5,000315 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
3Exact matchMacomb, MI, United StatesHQ recorded Oct 24, 2026201-500190 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 · Oct 24, 2026 · View company records in RevenueBase
4Exact matchOxford, CT, United StatesHQ recorded Oct 24, 2026201-500188 contacts →

Exact match

“At PTA Plastics, we are a leading custom injection molder with a passion for precision and excellence.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
5Exact matchBloomsburg, PA, United StatesHQ recorded Oct 24, 2026201-500181 contacts →

Exact match

“SEKISUI KYDEX innovates and creates sustainable thermoplastic material solutions for the next generation of product design.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
6Exact matchIndianapolis, IN, United StatesHQ recorded Oct 24, 2026201-500178 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 · Oct 24, 2026 · View company records in RevenueBase
7Exact matchBaraboo, WI, United StatesHQ recorded Oct 24, 2026201-500161 contacts →

Exact match

“Teel Plastics is the premiere manufacturer of custom extruded plastic tubing and injection molded components, due to the expertise of their distinguished, skilled team – a group…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
8Exact matchFindlay, OH, United StatesHQ recorded Oct 24, 202651-200158 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
9Exact matchBrookings, SD, United StatesHQ recorded Oct 24, 2026201-500151 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
10Exact matchHopkins, MN, United StatesHQ recorded Oct 24, 2026501-1,000144 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 · Oct 24, 2026 · View company records in RevenueBase
11Exact matchErie, PA, United StatesHQ recorded Oct 24, 202651-200135 contacts →

Exact match

“Accudyn is an engineering-driven custom injection molder specializing in tight tolerance manufacturing using engineered resins.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
12Exact matchHarborcreek, PA, United StatesHQ recorded Oct 24, 2026201-500132 contacts →

Exact match

“For more than 50 years, we have been offering complete custom injection molding solutions as a core service.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
13Exact matchEl Paso, TX, United StatesHQ recorded Oct 24, 202651-200132 contacts →

Exact match

“Plastic Molding Technology solves mission-critical needs to reduce supply chain risk and complexity.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
14Exact matchNorth Canton, OH, United StatesHQ recorded Oct 24, 2026501-1,000132 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 · Oct 24, 2026 · View company records in RevenueBase
15Exact matchMeadville, PA, United StatesHQ recorded Oct 24, 2026201-500127 contacts →

Exact match

“Founded in 1962, C&J Industries has evolved into a premier all-in-one plastic injection molding company.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
16Exact matchWolfeboro, NH, United StatesHQ recorded Oct 24, 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 · Oct 24, 2026 · View company records in RevenueBase
17Exact matchCorry, PA, United StatesHQ recorded Oct 24, 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 · Oct 24, 2026 · View company records in RevenueBase
18Exact matchGrand Rapids, MI, United StatesHQ recorded Oct 24, 202651-20097 contacts →

Exact match

“Paragon is a full-service mold supplier with design and build capability.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
19Exact matchSpring Lake, MI, United StatesHQ recorded Oct 24, 202651-20096 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 · Oct 24, 2026 · View company records in RevenueBase
20Exact matchDale, IN, United StatesHQ recorded Oct 24, 2026201-50096 contacts →

Exact match

“Thermoforming anything from a simple small Vacuumed Formed piece to an intricate Pressure Formed or Twin Sheet product is what we do!”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
21Exact matchBroken Arrow, OK, United StatesHQ recorded Oct 24, 2026201-50094 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 · Oct 24, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Oct 24, 202651-20093 contacts →

Exact match

“Mercury Plastics, Inc.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
23Exact matchMentor, OH, United StatesHQ recorded Oct 24, 2026201-50093 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
24Exact matchTwin Lakes, WI, United StatesHQ recorded Oct 24, 2026201-50089 contacts →

Exact match

“Allied Plastics has the expertise to create your quality custom vacuum formed plastic components with quick turnarounds.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
25Exact matchSturgis, MI, United StatesHQ recorded Oct 24, 2026201-50088 contacts →

Exact match

“SMP is your innovative partner in plastic injection molding since 1966.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase

Showing 25 of 724 custom thermoplastics molding services based in the United States

See the full list, filter by size, metro and specialty, and access 3,422 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Custom thermoplastics molding services based in the United States at a glance

As of Oct 24, 2026
27.7%Verified-email coverage
17.1Average contacts per company
11-50Median size (employees)
1.2%Largest-city concentration · Elkhart
Oct 24, 2026Page data refreshed

Companies by employee count

1-10
202
11-50
282
51-200
184
201-500
42
501-1,000
10
1,001-5,000
3

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 724 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 “custom thermoplastics molding services” 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 3,422 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 October 24, 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 “custom thermoplastics molding services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom thermoplastics molding services are there based in the United States?

RevenueBase identified 724 company matches for custom thermoplastics molding services associated with the United States as of October 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?

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

Which city has the most custom thermoplastics molding services?

Elkhart leads with 9 company records, followed by Erie (8) and Houston (8).

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 3,422 professional contacts with verified work emails tracked across these 724 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 October 24, 2026.

Ready to reach these companies? Verified emails and direct dials for all 724 custom thermoplastics molding services based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.