Company lists · Data refreshed October 2026

Top 25 Industrial emissions measurement companies based in the United States

RevenueBase identified 400 company matches for industrial emissions measurement companies associated with the United States as of October 2026 and tracks 7,468 professional contacts across them, including 3,157 with verified work emails. Houston is the largest hub.

This list covers company matches for industrial emissions measurement 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 October 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 Oct 16, 2026 How this list was built
400Companies
7,468Contacts tracked
3,157Verified emails
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The 25 largest industrial emissions measurement companies based in the United States

Ranked by team size
Top 25 of 400 company matches for industrial emissions measurement companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 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 matchDecatur, AL, United StatesHQ recorded Oct 16, 20261,001-5,0001,048 contacts →

Exact match

“Alliance is a new kind of environmental services company-powered by innovation, focused on service, and committed to client success.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchSanta Clara, CA, United StatesHQ recorded Oct 16, 2026201-500323 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 · Oct 16, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Oct 16, 2026501-1,000316 contacts →

Exact match

“With decades of operating history and innovation across our trusted brands, Cimarron provides technology-driven emissions management solutions for the global energy system.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchSeabrook, TX, United StatesHQ recorded Oct 16, 2026201-500155 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchPalatine, IL, United StatesHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
6Exact matchLincoln, NE, United StatesHQ recorded Oct 16, 2026201-500145 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchWarrenville, IL, United StatesHQ recorded Oct 16, 202651-200123 contacts →

Exact match

“Fuel Tech provides multi-pollutant emissions control and water treatment technologies using a cost-effective and sustainable approach.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchTroy, United StatesHQ recorded Oct 16, 202651-200118 contacts →

Exact match

“AirTek is a leading supplier of air pollution control (APC) equipment and services for a wide range of customers in the power generation, pulp and paper, petrochemical, rock…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchAustin, TX, United StatesHQ recorded Oct 16, 202651-200100 contacts →

Exact match

“Based in Austin, Texas, ESC Spectrum, an Alliance Technical Group company, is a leading provider of products and services for customers in a variety of industries, from Electric…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchOrange, CA, United StatesHQ recorded Oct 16, 202651-20099 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchDenver, CO, United StatesHQ recorded Oct 16, 202651-20081 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchBroken Arrow, OK, United StatesHQ recorded Oct 16, 202651-20077 contacts →

Exact match

“Air Hygiene is a national leader in stack testing, air emissions measurement, RATAs, and regulatory compliance services for industrial facilities across the United States.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchSt. Paul, MN, United StatesHQ recorded Oct 16, 202651-20076 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchSpring, TX, United StatesHQ recorded Oct 16, 202651-20075 contacts →

Exact match

“Insight Environmental is an environmental consulting firm founded on education, experience, and expertise.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchBig Spring, TX, United StatesHQ recorded Oct 16, 202651-20075 contacts →

Exact match

“We are experts in Crude, Gas, Water and CO2 measurement skids such as LACT Units, Methane Vapor Recovery Units( VRU), and CO2 Leak Detection Skids.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchCollinsville, IL, United StatesHQ recorded Oct 16, 2026201-50075 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchManchester, CT, United StatesHQ recorded Oct 16, 202651-20074 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18Exact matchNew Kensington, PA, United StatesHQ recorded Oct 16, 2026201-50073 contacts →

Exact match

“MSA Bacharach is a global leader in the design, manufacture, and service of combustion gas analysis and refrigeration leak detectors, and monitoring instrumentation.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
19Exact matchSt. Petersburg, FL, United StatesHQ recorded Oct 16, 202651-20065 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Oct 16, 2026201-50065 contacts →

Exact match

“Sage ATC Environmental Consulting is now Atlas.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21Exact matchKaukauna, WI, United StatesHQ recorded Oct 16, 202651-20059 contacts →

Exact match

“TANN Corporation designs and manufactures high-performance air pollution control systems built to meet the most demanding industrial applications.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
22Exact matchSan Francisco, CA, United StatesHQ recorded Oct 16, 202651-20059 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 · Oct 16, 2026 · View company records in RevenueBase
23Exact matchSparks, NV, United StatesHQ recorded Oct 16, 202651-20058 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 · Oct 16, 2026 · View company records in RevenueBase
24Exact matchElk City, OK, United StatesHQ recorded Oct 16, 202651-20058 contacts →

Exact match

“GAS provides Nationwide “Emissions Testing and LDAR” Services.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25Exact matchSolon, OH, United StatesHQ recorded Oct 16, 202651-20055 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 · Oct 16, 2026 · View company records in RevenueBase

Showing 25 of 400 industrial emissions measurement companies based in the United States

See the full list, filter by size, metro and specialty, and access 3,157 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial emissions measurement companies based in the United States at a glance

As of Oct 16, 2026
42.3%Verified-email coverage
18.7Average contacts per company
11-50Median size (employees)
3.5%Largest-city concentration · Houston
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
154
11-50
167
51-200
62
201-500
10
501-1,000
2
1,001-5,000
2
5,001-10,000
1
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 400 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 “industrial emissions measurement 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 3,157 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 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 “industrial emissions measurement companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial emissions measurement companies are there based in the United States?

RevenueBase identified 400 company matches for industrial emissions measurement companies 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?

Alliance Technical Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most industrial emissions measurement companies?

Houston leads with 14 company records, followed by Austin (10) and Pittsburgh (6).

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 3,157 professional contacts with verified work emails tracked across these 400 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 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.