Company lists · Data refreshed October 2026

Top 25 Cleanroom molding manufacturers based in the United States

RevenueBase identified 115 company matches for cleanroom molding manufacturers associated with the United States as of October 2026 and tracks 2,047 professional contacts across them, including 747 with verified work emails. Grand Rapids is the largest hub.

This list covers company matches for cleanroom molding 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 October 9, 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 9, 2026 How this list was built
115Companies
2,047Contacts tracked
747Verified emails
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The 25 largest cleanroom molding manufacturers based in the United States

Ranked by team size
Top 25 of 115 company matches for cleanroom molding manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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 matchMontgomeryville, PA, United StatesHQ recorded Oct 9, 2026201-500204 contacts →

Exact match

“The leader in Modular Cleanroom Systems AES is the leader in design, construction, and manufacture of modular cleanroom systems and custom cleanroom equipment for life science and…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2Exact matchMacomb, MI, United StatesHQ recorded Oct 9, 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 9, 2026 · View company records in RevenueBase
3Exact matchNorth Canton, OH, United StatesHQ recorded Oct 9, 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 9, 2026 · View company records in RevenueBase
4Exact matchSpring Lake, MI, United StatesHQ recorded Oct 9, 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 9, 2026 · View company records in RevenueBase
5Exact matchFort Washington, PA, United StatesHQ recorded Oct 9, 2026501-1,00094 contacts →

Exact match

“CleanSpace – Concept Through Commercialization At CleanSpace, we don’t just build cleanrooms-we deliver operational readiness.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6Exact matchBroken Arrow, OK, United StatesHQ recorded Oct 9, 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 9, 2026 · View company records in RevenueBase
7Exact matchRancho Cucamonga, CA, United StatesHQ recorded Oct 9, 202651-20083 contacts →

Exact match

“Mission Plastics is a full-service injection molding partner delivering precision manufacturing solutions for medical, life sciences, and high-performance commercial applications.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8Exact matchMinneapolis, MN, United StatesHQ recorded Oct 9, 202651-20071 contacts →

Exact match

“Employee-owned Aprios is a custom plastic-injection molder and digital manufacturer of high-precision, close-tolerance parts and components for medical device, filtration…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9Exact matchErie, PA, United StatesHQ recorded Oct 9, 2026201-50055 contacts →

Exact match

“In order to “Make the Impossible,” first we had to make a difference.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10Exact matchRancho Cucamonga, CA, United StatesHQ recorded Oct 9, 202611-5048 contacts →

Exact match

“Pres-Tek Plastics, Inc.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11Exact matchRonkonkoma, NY, United StatesHQ recorded Oct 9, 202651-20045 contacts →

Exact match

“We make sure great products get made.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 9, 202651-20042 contacts →

Exact match

“EnviroTech Custom Injection Molders is a world leader of large and complex high quality polymer injection molded products with 50+ years of experience and expertise in providing…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13Exact matchMinneapolis, MN, United StatesHQ recorded Oct 9, 202611-5035 contacts →

Exact match

“Clean Air Products, established in 1969, designs and manufactures standard, modified-standard and custom cleanroom systems, equipment and components for a broad range of…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14Exact matchHershey, PA, United StatesHQ recorded Oct 9, 202611-5033 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15Exact matchSterling, MA, United StatesHQ recorded Oct 9, 202651-20032 contacts →

Exact match

“BMP Medical offers plastic injection molding services at its Sterling, Massachusetts facility.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16Exact matchLivermore, CA, United StatesHQ recorded Oct 9, 202651-20028 contacts →

Exact match

“Founded in 1969, Westec Plastics is a progressive, custom injection molder with an emphasis in the medical and biotech industries.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17Exact matchMerrimack, NH, United StatesHQ recorded Oct 9, 202651-20027 contacts →

Exact match

“Medical molding, tool design, IQ/OQ/PQ validation, engineering/designing to finish packaging molding Product, Class 7 Clean Room molding, assembly and more.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18Exact matchKenton, OH, United StatesHQ recorded Oct 9, 202611-5026 contacts →

Exact match

“Contract manufacturer with full-service tool making.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19Exact matchEagan, MN, United StatesHQ recorded Oct 9, 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 · Oct 9, 2026 · View company records in RevenueBase
20Exact matchCosta Mesa, United StatesHQ recorded Oct 9, 202611-5025 contacts →

Exact match

“injection molded plastic”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21Exact matchDowners Grove, IL, United StatesHQ recorded Oct 9, 202611-5020 contacts →

Exact match

“LPMS USA Low Pressure Molding Solutions from Design to Production LPMS USA specializes in low pressure molding solutions and offers a complete turnkey solution from collaborative…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22Exact matchLongmont, CO, United StatesHQ recorded Oct 9, 202611-5020 contacts →

Exact match

“AIM Processing is a custom plastic injection molding company that specializes in the manufacturing of complex, small plastic parts.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23Exact matchSpokane Valley, WA, United StatesHQ recorded Oct 9, 202651-20017 contacts →

Exact match

“Since 1952, H&H Molds has been the quiet backbone behind products that demand precision.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24Exact matchMesa, AZ, United StatesHQ recorded Oct 9, 202651-20017 contacts →

Exact match

“Teknipure delivers high-performance cleanroom solutions designed to meet the strict cleanroom standards of the Pharmaceutical, Medical Device, Semiconductor, Aerospace and other…”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25Exact matchGrand Rapids, MI, United StatesHQ recorded Oct 9, 202611-5016 contacts →

Exact match

“Clean Rooms International exists to be a conduit to human innovation – creating environments that enable, safeguard, and inspire work that moves the world forward.”

Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase

Showing 25 of 115 cleanroom molding manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 747 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cleanroom molding manufacturers based in the United States at a glance

As of Oct 9, 2026
36.5%Verified-email coverage
17.8Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · Grand Rapids
Oct 9, 2026Page data refreshed

Companies by employee count

1-10
29
11-50
49
51-200
26
201-500
7
501-1,000
3
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 115 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 “cleanroom molding 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 747 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 9, 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 “cleanroom molding manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cleanroom molding manufacturers are there based in the United States?

RevenueBase identified 115 company matches for cleanroom molding manufacturers 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?

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

Which city has the most cleanroom molding manufacturers?

Grand Rapids leads with 3 company records, followed by Rancho Cucamonga (3) and Albuquerque (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 747 professional contacts with verified work emails tracked across these 115 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 9, 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.