Company lists · Data refreshed September 2026

Top 25 Air quality monitoring equipment manufacturers based in the United States

RevenueBase identified 300 company matches for air quality monitoring equipment manufacturers associated with the United States as of September 2026 and tracks 7,191 professional contacts across them, including 2,962 with verified work emails. Boulder is the largest hub.

This list covers company matches for air quality monitoring equipment 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 16, 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 16, 2026 How this list was built
300Companies
7,191Contacts tracked
2,962Verified emails
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The 25 largest air quality monitoring equipment manufacturers based in the United States

Ranked by team size
Top 25 of 300 company matches for air quality monitoring equipment manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchShoreview, MN, United StatesHQ recorded Sep 16, 2026501-1,0001,211 contacts →

Exact match

“TSI Incorporated serves a global market by investigating, identifying and solving measurement problems.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchLouisville, KY, United StatesHQ recorded Sep 16, 20261,001-5,000806 contacts →

Exact match

“AAF International clean air products and systems offer the most comprehensive clean air solutions available in the world.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchLogan, UT, United StatesHQ recorded Sep 16, 2026201-500560 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchSanta Clara, CA, United StatesHQ recorded Sep 16, 2026201-500297 contacts →

Exact match

“Reducing emissions, detecting leaks, mitigating risk, optimizing operations, ensuring compliance and advancing research are some of the challenges facing our clients.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchSterling, VA, United StatesHQ recorded Sep 16, 2026201-500231 contacts →

Exact match

“OTT HydroMet works to deliver customer outcomes by providing decision makers with vital insights they trust.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchYellow Springs, OH, United StatesHQ recorded Sep 16, 2026201-500194 contacts →

Exact match

“YSI is the maker of environmental, laboratory, and municipal monitoring instruments, sensors, software, systems, and data collection platforms for water quality monitoring and…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchPullman, WA, United StatesHQ recorded Sep 16, 2026201-500164 contacts →

Exact match

“METER Group designs and manufactures scientific instrumentation that delivers real-time, environmental data to the agricultural, urban, and research sectors.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchChestertown, MD, United StatesHQ recorded Sep 16, 2026201-500154 contacts →

Exact match

“Since 1919, we are a leading manufacturer of environmental testing equipment for water and soil.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchLincoln, NE, United StatesHQ recorded Sep 16, 2026201-500136 contacts →

Exact match

“LI-COR is a leader in environmental measurement and monitoring solutions.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchPittsburgh, PA, United StatesHQ recorded Sep 16, 202651-20095 contacts →

Exact match

“What is the FEI Advantage?”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchBillerica, MA, United StatesHQ recorded Sep 16, 202651-20092 contacts →

Exact match

“Aerodyne Research, Inc.(ARI) provides research and development (R&D) services and advanced sensor and software products to industrial, academic and government customers addressing…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchBourne, MA, United StatesHQ recorded Sep 16, 202651-20085 contacts →

Exact match

“HOBO® Data Loggers, now a part of LI-COR Environmental, has been delivering award-winning environmental monitoring solutions since 1981.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchDenver, CO, United StatesHQ recorded Sep 16, 202651-20083 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchDexter, MI, United StatesHQ recorded Sep 16, 202651-20071 contacts →

Exact match

“QED Environmental Systems is the world's leading provider of environmental technology solutions.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchWard Hill, MA, United StatesHQ recorded Sep 16, 202651-20064 contacts →

Exact match

“Spruce was founded in 1989 with the purpose of making indoor air safer by removing a major health hazard: Radon.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchSt. Petersburg, FL, United StatesHQ recorded Sep 16, 202651-20063 contacts →

Exact match

“Ensuring Health & Safety is Our Mission - We're All In.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchSparks, NV, United StatesHQ recorded Sep 16, 202651-20061 contacts →

Exact match

“NevadaNano provides safety and climate solutions for many of the world’s largest corporations, with innovative multi-gas sensing products and IIoT automated emissions monitoring…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchSan Francisco, CA, United StatesHQ recorded Sep 16, 202651-20057 contacts →

Exact match

“Aclima is pioneering an entirely new way to diagnose the health of our air and track climate-changing pollution.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchMequon, WI, United StatesHQ recorded Sep 16, 202651-20056 contacts →

Exact match

“SEAL is a global manufacturer of environmental testing equipment primarily for the water quality industry and other environmental and industrial applications.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchLoris, SC, United StatesHQ recorded Sep 16, 202651-20054 contacts →

Exact match

“Globally, EBTRON provides industry-leading solutions for airflow measurement that offer accurate, repeatable, and long-term stability for years of reliable operation in the built…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchSaline, MI, United StatesHQ recorded Sep 16, 202651-20052 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchPulaski, NY, United StatesHQ recorded Sep 16, 202651-20051 contacts →

Exact match

“Located in Upstate NY, we’re a team of experts and industry leaders reimagining the world as a better, safer place.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchSolon, OH, United StatesHQ recorded Sep 16, 202651-20050 contacts →

Exact match

“Founded in Ohio Lumex is an analytical technology company serving industrial, energy, environmental, and life sciences markets.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchPittsburgh, PA, United StatesHQ recorded Sep 16, 202611-5045 contacts →

Exact match

“ChemDAQ’s mission is to empower customers to eliminate workplace exposure to toxic chemicals through innovative monitoring and control solutions, industry-leading partnerships…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchTampa, FL, United StatesHQ recorded Sep 16, 202651-20045 contacts →

Exact match

“Surgically Clean Air® is trusted by healthcare providers, educators, elite athletes, and professionals who demand the highest standards of indoor air quality.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 300 air quality monitoring equipment manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 2,962 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Air quality monitoring equipment manufacturers based in the United States at a glance

As of Sep 16, 2026
41.2%Verified-email coverage
24.0Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · Boulder
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
112
11-50
125
51-200
43
201-500
12
501-1,000
1
1,001-5,000
3
10001+
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 300 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 “air quality monitoring equipment 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 2,962 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 16, 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 “air quality monitoring equipment manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many air quality monitoring equipment manufacturers are there based in the United States?

RevenueBase identified 300 company matches for air quality monitoring equipment 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?

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

Which city has the most air quality monitoring equipment manufacturers?

Boulder leads with 5 company records, followed by Pittsburgh (5) and San Diego (5).

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 2,962 professional contacts with verified work emails tracked across these 300 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 16, 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.