Company lists · Data refreshed October 2026

Top 25 Air quality monitors suppliers worldwide

RevenueBase identified 1,173 company matches for air quality monitors suppliers worldwide as of October 2026 and tracks 15,558 professional contacts across them, including 4,609 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for air quality monitors suppliers worldwide, 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 21, 2026. Country and city lists for air quality monitors suppliers follow the table.

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 21, 2026 How this list was built
1,173Companies
15,558Contacts tracked
4,609Verified emails
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The 25 largest air quality monitors suppliers worldwide

Ranked by team size
Top 25 of 1,173 company matches for air quality monitors suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 21, 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 Oct 21, 2026501-1,0001,259 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
2Exact matchPoissy, FranceHQ recorded Oct 21, 2026501-1,000648 contacts →

Exact match

“ENVEA: Elevating Standards.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
3Exact matchVerna, IndiaHQ recorded Oct 21, 2026201-500254 contacts →

Exact match

“We are a specialist Gas Analytical company, delivering integrated and engineered solutions to Large & Mid-size Industries for Process Optimization, Safety & Continuous Emission…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
4Exact matchAchères, FranceHQ recorded Oct 21, 2026501-1,000246 contacts →

Exact match

“IGIENAIR : Spécialiste dans la maitrise et la surveillance de la Qualité de l'Air Intérieur (QAI)!”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
5Exact matchHyderabad, IndiaHQ recorded Oct 21, 2026201-500215 contacts →

Exact match

“SWAN Environmental Pvt.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
6Exact matchSao Paulo, BrazilHQ recorded Oct 21, 202651-200202 contacts →

Exact match

“Somos a maior fabricante brasileira de Instrumentação Analítica e especialistas em Análises Ambientais, com mais de 46 anos de história.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
7Exact matchSteinach, SwitzerlandHQ recorded Oct 21, 2026501-1,000184 contacts →

Exact match

“IQAir is a Swiss-based air quality technology company that empowers the world to breathe cleaner air through information, collaboration and technology.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
8Exact matchSeabrook, TX, United StatesHQ recorded Oct 21, 2026201-500155 contacts →

Exact match

“Automation and Technology Group: Specializing in Analyzer System Integration.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
9Exact matchPalatine, IL, United StatesHQ recorded Oct 21, 202651-200152 contacts →

Exact match

“Since its founding in 1972, CleanAir has an established reputation for excellence on projects of all sizes, ranging from boiler, APC equipment and cooling tower efficiency testing…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
10Exact matchChestertown, MD, United StatesHQ recorded Oct 21, 2026201-500149 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
11Exact matchLincoln, NE, United StatesHQ recorded Oct 21, 2026201-500145 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
12Exact matchCoquitlam, BC, CanadaHQ recorded Oct 21, 2026201-500139 contacts →

Exact match

“Since 1946, Hoskin Scientific has been the Canadian leader for supplier of environmental, geotechnical, and industrial instrumentation.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
13Exact matchHamburg, GermanyHQ recorded Oct 21, 2026501-1,000138 contacts →

Exact match

“With nearly 80 years of expertise, DURAG GROUP is an international technology leader dedicated to supporting cleaner, safer, and more efficient industrial operations.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
14Exact matchMontpon, FranceHQ recorded Oct 21, 2026201-500132 contacts →

Exact match

“Since 1976, Sauermann has been designing, manufacturing, and distributing condensate removal pumps for installers and OEM in the air conditioning, heating and refrigeration…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
15Exact matchAhmedabad, IndiaHQ recorded Oct 21, 202651-200131 contacts →

Exact match

“Oizom is an Environmental Solution Company.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
16Exact matchRabale-new Mumbai, IndiaHQ recorded Oct 21, 202651-200108 contacts →

Exact match

“NETEL (INDIA) Limited, a part of Neterwala Group of Companies is one of the leading organizations in India in the field of Analytical Instruments, Environmental Instruments…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
17Exact matchSao Paulo, BrazilHQ recorded Oct 21, 202651-200100 contacts →

Exact match

“A Conforlab cuida do invisível para proteger o que é essencial.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
18Exact matchVeggiano, ItalyHQ recorded Oct 21, 202651-20097 contacts →

Exact match

“Orion Srl - A multilevel technology company Air Quality - Water Quality - Emission Monitoring ORION opera nel mercato dell’automazione per l’industria e l’ecologia, principalmente…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
19Exact matchFurulund, SwedenHQ recorded Oct 21, 202651-20092 contacts →

Exact match

“OPSIS AB develops, manufactures, and sells instruments and software for monitoring air quality and gas emissions in both ambient environments and industrial processes.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
20Exact matchVapi, IndiaHQ recorded Oct 21, 2026201-50092 contacts →

Exact match

“Started in 1993, Uniphos Envirotronic Private Limited is one of the largest manufacturers of Gas Detection Devices in India with wide range of products all designed and developed…”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
21Exact matchOslo, NorwayHQ recorded Oct 21, 202651-20091 contacts →

Exact match

“Airthings is a leading global technology company specializing in award-winning radon detectors and indoor air quality monitors for homes, workplaces, and schools.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
22Exact matchKota, IndiaHQ recorded Oct 21, 202651-20089 contacts →

Exact match

“We are the leading manufacturer of Gas and Water Analysis systems for process and pollution monitoring”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
23Exact matchDelhi, IndiaHQ recorded Oct 21, 202651-20082 contacts →

Exact match

“Nevco Engineers Pvt.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
24Exact matchDenver, CO, United StatesHQ recorded Oct 21, 202651-20081 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase
25Exact matchDenmarkHQ recorded Oct 21, 202651-20080 contacts →

Exact match

“At Green Instruments, we are passionate about helping our customers demonstrate environmental regulatory compliance and ensure a safe and reliable transport of people and cargo.”

Recorded in the RevenueBase company graph · Oct 21, 2026 · View company records in RevenueBase

Showing 25 of 1,173 air quality monitors suppliers worldwide

See the full list, filter by size, metro and specialty, and access 4,609 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Air quality monitors suppliers worldwide at a glance

As of Oct 21, 2026
29.6%Verified-email coverage
13.3Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · London
Oct 21, 2026Page data refreshed

Companies by employee count

1-10
541
11-50
436
51-200
153
201-500
24
501-1,000
8
1,001-5,000
3
10001+
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for air quality monitors suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “air quality monitors 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. 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 4,609 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 21, 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.

Air quality monitors suppliers by location

9 lists · largest first

Every Air quality monitors suppliers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 monitors suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many air quality monitors suppliers are there worldwide?

RevenueBase identified 1,173 company matches for air quality monitors suppliers worldwide 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?

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

Which country has the most air quality monitors suppliers?

The United States leads with 182 companies, followed by India (84) and the United Kingdom (76). Every air quality monitors suppliers list by country and city is linked on this page.

Which city has the most air quality monitors suppliers?

London leads with 13 company records, followed by Sao Paulo (11) and Hyderabad (10).

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 4,609 professional contacts with verified work emails tracked across these 1,173 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 21, 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.