Company lists · Data refreshed September 2026

Top 25 Air quality sensor manufacturers based in the United States

Name: Air quality sensor manufacturers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 256 companies tracked

RevenueBase identified 256 company matches for air quality sensor manufacturers associated with the United States as of September 2026 and tracks 4,319 professional contacts across them, including 2,031 with verified work emails. Boulder is the largest hub.

This list covers company matches for air quality sensor 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 30, 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 30, 2026 How this list was built

256Companies

4,319Contacts tracked

2,031Verified emails

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The 25 largest air quality sensor manufacturers based in the United States

Ranked by team size

Top 25 of 256 company matches for air quality sensor manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Mesa Laboratories, INC	Exact match	Lakewood, CO, United StatesHQ recorded Sep 30, 2026	501-1,000	323 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 30, 2026 · View company records in RevenueBase
2	Picarro	Exact match	Santa Clara, CA, United StatesHQ recorded Sep 30, 2026	201-500	297 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 30, 2026 · View company records in RevenueBase
3	OTT Hydromet	Exact match	Sterling, VA, United StatesHQ recorded Sep 30, 2026	201-500	231 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 30, 2026 · View company records in RevenueBase
4	Ysi, INC	Exact match	Yellow Springs, OH, United StatesHQ recorded Sep 30, 2026	201-500	194 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 30, 2026 · View company records in RevenueBase
5	LWS Lighthouse Worldwide Solutions	Exact match	White City, OR, United StatesHQ recorded Sep 30, 2026	201-500	175 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 30, 2026 · View company records in RevenueBase
6	Li-Cor	Exact match	Lincoln, NE, United StatesHQ recorded Sep 30, 2026	201-500	136 contacts →
	Exact match “LI-COR is a leader in environmental measurement and monitoring solutions.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	RKI Instruments, INC	Exact match	Union City, CA, United StatesHQ recorded Sep 30, 2026	51-200	104 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Hobo Data Loggers	Exact match	Bourne, MA, United StatesHQ recorded Sep 30, 2026	51-200	85 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 30, 2026 · View company records in RevenueBase
9	Geotech Environmental Equipment, INC	Exact match	Denver, CO, United StatesHQ recorded Sep 30, 2026	51-200	83 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	Molekule	Exact match	Palm Beach Gardens, FL, United StatesHQ recorded Sep 30, 2026	51-200	74 contacts →
	Exact match “You track your sleep.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	QED Environmental Systems Americas	Exact match	Dexter, MI, United StatesHQ recorded Sep 30, 2026	51-200	71 contacts →
	Exact match “QED Environmental Systems is the world's leading provider of environmental technology solutions.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	CTI	Exact match	Columbia, MO, United StatesHQ recorded Sep 30, 2026	51-200	70 contacts →
	Exact match “CTI is a leading manufacturer of gas detection equipment for industrial facilities.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	Sensidyne, LP	Exact match	St. Petersburg, FL, United StatesHQ recorded Sep 30, 2026	51-200	63 contacts →
	Exact match “Ensuring Health & Safety is Our Mission - We're All In.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Nevadanano	Exact match	Sparks, NV, United StatesHQ recorded Sep 30, 2026	51-200	61 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 30, 2026 · View company records in RevenueBase
15	Aclima, INC	Exact match	San Francisco, CA, United StatesHQ recorded Sep 30, 2026	51-200	57 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 30, 2026 · View company records in RevenueBase
16	Sensors, INC	Exact match	Saline, MI, United StatesHQ recorded Sep 30, 2026	51-200	52 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	Healthway Family Of Brands	Exact match	Pulaski, NY, United StatesHQ recorded Sep 30, 2026	51-200	51 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 30, 2026 · View company records in RevenueBase
18	Chemdaq, INC	Exact match	Pittsburgh, PA, United StatesHQ recorded Sep 30, 2026	11-50	45 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 30, 2026 · View company records in RevenueBase
19	N5 Sensors, INC	Exact match	Rockville, MD, United StatesHQ recorded Sep 30, 2026	11-50	44 contacts →
	Exact match “N5 Sensors provides real-time environmental threat intelligence for venues, public spaces, critical infrastructure, and emergency response operations.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	AIR Techniques International	Exact match	Owings Mills, MD, United StatesHQ recorded Sep 30, 2026	51-200	38 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 30, 2026 · View company records in RevenueBase
21	Zefon International, INC	Exact match	Ocala, FL, United StatesHQ recorded Sep 30, 2026	51-200	38 contacts →
	Exact match “Zefon International is a manufacturer and supplier of air sampling equipment used to monitor indoor environmental, occupational health, and safety conditions.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22	Pyxis LAB INC	Exact match	Tomball, TX, United StatesHQ recorded Sep 30, 2026	51-200	35 contacts →
	Exact match “Revolutionizing Smart Water Intelligence-Locally Rooted, Globally Connected At Pyxis Lab, Inc, we’re reshaping the future of water through smart sensor technology, real-time data…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23	Automation Components, INC	Exact match	Middleton, WI, United StatesHQ recorded Sep 30, 2026	51-200	34 contacts →
	Exact match “Automation Components, Inc.(ACI) creates and distributes some of the best environmental sensors used all across the globe.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24	Shepherd Safety Systems	Exact match	Midland, TX, United StatesHQ recorded Sep 30, 2026	51-200	34 contacts →
	Exact match “Shepherd Safety Systems designs, manufactures, and rents asset-to-enterprise technology that detects gas emissions in real time and links remote field operations and office…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25	Apex Instruments	Exact match	Fuquay-varina, NC, United StatesHQ recorded Sep 30, 2026	11-50	33 contacts →
	Exact match “Apex Instruments was established in 1988 as an American-owned company with a worldwide impact.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “air quality sensor manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 256 air quality sensor manufacturers based in the United States

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Air quality sensor manufacturers based in the United States at a glance

As of Sep 30, 2026

47.0%Verified-email coverage

16.9Average contacts per company

11-50Median size (employees)

2.3%Largest-city concentration · Boulder

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

111

51-200

201-500

501-1,000

1,001-5,000

10001+

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 256 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 sensor 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 2,031 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 30, 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 sensor manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 256 company matches for air quality sensor 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?

Mesa Laboratories, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most air quality sensor manufacturers?

Boulder leads with 6 company records, followed by San Francisco (6) and Berkeley (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 2,031 professional contacts with verified work emails tracked across these 256 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 30, 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.