Company lists · Data refreshed September 2026

Top 25 Cleanroom monitoring companies based in the United States

RevenueBase identified 214 company matches for cleanroom monitoring companies associated with the United States as of September 2026 and tracks 4,358 professional contacts across them, including 1,937 with verified work emails. San Jose is the largest hub.

This list covers company matches for cleanroom monitoring 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 19, 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 19, 2026 How this list was built
214Companies
4,358Contacts tracked
1,937Verified emails
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The 25 largest cleanroom monitoring companies based in the United States

Ranked by team size
Top 25 of 214 company matches for cleanroom monitoring companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchNiwot, CO, United StatesHQ recorded Sep 19, 2026501-1,000483 contacts →

Exact match

“Overview Particle Measuring Systems sets the standard for contamination monitoring.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchLakewood, CO, United StatesHQ recorded Sep 19, 2026501-1,000323 contacts →

Exact match

“Mesa Labs helps you monitor and maintain higher standards in any environment – from the air we breathe to the critical moments of life-saving care.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchDallas, TX, United StatesHQ recorded Sep 19, 20261,001-5,000253 contacts →

Exact match

“Controlled Contamination Services is the leading provider of enterprise solutions for the pharmaceutical, biotech, medical device, electronic, data center, semiconductor…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchBurlington, MA, United StatesHQ recorded Sep 19, 202651-200224 contacts →

Exact match

“Visit chrysalisgxp.com for GMP-ready cleanrooms and services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchTrenton, NJ, United StatesHQ recorded Sep 19, 202651-200210 contacts →

Exact match

“Rees Scientific provides continuous automated monitoring to a limitless number of applications in a wide range of industries.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchMontgomeryville, PA, United StatesHQ recorded Sep 19, 2026201-500189 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 · Sep 19, 2026 · View company records in RevenueBase
7Exact matchSan Jose, CA, United StatesHQ recorded Sep 19, 20261,001-5,000189 contacts →

Exact match

“Brilliant General Maintenance, Inc excels in delivering top-tier janitorial services for commercial spaces, including cleanrooms, office buildings, manufacturing facilities, and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchWhite City, OR, United StatesHQ recorded Sep 19, 2026201-500175 contacts →

Exact match

“When you need to monitor your cleanroom for contamination, Lighthouse is your premier solution provider.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchKernersville, NC, United StatesHQ recorded Sep 19, 202610001+117 contacts →

Exact match

“Texwipe, an ITW company, is the worldwide leader in supplying contamination control and cleaning products for critical clean environments in the manufacture of pharmaceuticals…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchMalvern, PA, United StatesHQ recorded Sep 19, 202651-200112 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchFullerton, CA, United StatesHQ recorded Sep 19, 2026201-500107 contacts →

Exact match

“Terra Universal is the global leader of Critical Environment Solutions®.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchPinellas Park, FL, United StatesHQ recorded Sep 19, 2026201-50098 contacts →

Exact match

“MTA is the largest single-source healthcare compliance company with over three decades of experience.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchGreat Barrington, MA, United StatesHQ recorded Sep 19, 2026501-1,00086 contacts →

Exact match

“Berkshire Corporation is a Global Innovator of Contamination Control Products and Cleanroom Supplies for Critical and Controlled Environments.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchFort Washington, PA, United StatesHQ recorded Sep 19, 2026501-1,00085 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 · Sep 19, 2026 · View company records in RevenueBase
15Exact matchSanta Ana, CA, United StatesHQ recorded Sep 19, 2026501-1,00082 contacts →

Exact match

“Advanced Cleanroom Microclean is an ISO 9001:2015 certified cleanroom cleaning and facility service company.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchSan Jose, CA, United StatesHQ recorded Sep 19, 202651-20070 contacts →

Exact match

“Founded in 1981 in San Jose, California, ICOM has provided The Silicon Valley and other important technology communities with the highest level of products and services for nearly…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchMaplewood, NJ, United StatesHQ recorded Sep 19, 20265,001-10,00069 contacts →

Exact match

“Leading Supplier of specialty uniforms and services concentrating on contamination control for cleanroom environments including but not limited to sterile and non-sterile…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchWaco, TX, United StatesHQ recorded Sep 19, 2026n/a64 contacts →

Exact match

“Foamtec's mission is to enable contamination control professionals to improve particle control in clean rooms by solving surface contamination challenges.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchOrlando, FL, United StatesHQ recorded Sep 19, 2026201-50047 contacts →

Exact match

“Sterile Environment Technologies is a commercial datacenter cleaning, cleanroom cleaning, maintenance, products and services company, offering Nationwide service and specializing…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchOwings Mills, MD, United StatesHQ recorded Sep 19, 202651-20038 contacts →

Exact match

“For more than 60 years, Air Techniques International has defined the market in the measurement and detection of airborne particulate hazards and contaminants.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchMinneapolis, MN, United StatesHQ recorded Sep 19, 202611-5033 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 · Sep 19, 2026 · View company records in RevenueBase
22Exact matchTustin, CA, United StatesHQ recorded Sep 19, 202611-5032 contacts →

Exact match

“The Leader in Innovative Cleanroom Solutions Since 1990, Clean Rooms West has designed, built and installed thousands of cleanrooms for clients in diverse industries.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchSan Diego, CA, United StatesHQ recorded Sep 19, 202611-5031 contacts →

Exact match

“XiltriX North America was established to make life sciences safer and more predictable through technology.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchAngier, NC, United StatesHQ recorded Sep 19, 202611-5029 contacts →

Exact match

“30+ YEARS OF PROVEN RESULTS AMP-Cherokee offers environmental compliance and process performance solutions for air quality and emissions monitoring with our turnkey CEMS, FTIR…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchVancouver, NH, United StatesHQ recorded Sep 19, 202611-5028 contacts →

Exact match

“We are a Certified Women-Owned Business (WOB) and a NEBB Certified Firm specializing in Cleanroom Performance Testing.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 214 cleanroom monitoring companies based in the United States

See the full list, filter by size, metro and specialty, and access 1,937 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cleanroom monitoring companies based in the United States at a glance

As of Sep 19, 2026
44.4%Verified-email coverage
20.4Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · San Jose
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
83
11-50
79
51-200
25
201-500
12
501-1,000
5
1,001-5,000
4
5,001-10,000
1
10001+
4

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 214 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 monitoring 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 1,937 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 19, 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 monitoring companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cleanroom monitoring companies are there based in the United States?

RevenueBase identified 214 company matches for cleanroom monitoring 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?

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

Which city has the most cleanroom monitoring companies?

San Jose leads with 5 company records, followed by Dallas (4) and Grand Rapids (3).

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 1,937 professional contacts with verified work emails tracked across these 214 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 19, 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.