Company lists · Data refreshed October 2026

Top 25 Continuous emissions (cem) data acquisition system suppliers worldwide

RevenueBase identified 61 company matches for continuous emissions (cem) data acquisition system suppliers worldwide as of October 2026 and tracks 727 professional contacts across them, including 265 with verified work emails. Austin is the largest hub.

This list covers company matches for continuous emissions (cem) data acquisition system 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 24, 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 24, 2026 How this list was built
61Companies
727Contacts tracked
265Verified emails
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The 25 largest continuous emissions (cem) data acquisition system suppliers worldwide

Ranked by team size
Top 25 of 61 company matches for continuous emissions (cem) data acquisition system suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 24, 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 matchAustin, TX, United StatesHQ recorded Oct 24, 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 24, 2026 · View company records in RevenueBase
2Exact matchGlen Burnie, MD, United StatesHQ recorded Oct 24, 202611-5045 contacts →

Exact match

“VIM Technologies was founded in February 1992 by engineers with extensive software development experience for programmable logic controls and host computers.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
3Exact matchBakewell, United KingdomHQ recorded Oct 24, 202651-20039 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
4Exact matchKaty, TX, United StatesHQ recorded Oct 24, 202651-20032 contacts →

Exact match

“Formed in 2010 and headquartered in Houston, Texas, Encino Environmental Services, LLC is an emissions testing, monitoring, and compliance support firm serving critical…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
5Exact matchAngier, NC, United StatesHQ recorded Oct 24, 202611-5032 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 · Oct 24, 2026 · View company records in RevenueBase
6Exact matchEnglewood, CO, United StatesHQ recorded Oct 24, 202611-5023 contacts →

Exact match

“Custom Instrumentation Services Corporation (CiSCO) provides complete high quality Continuous Emissions Monitoring Systems (CEMS) and Data Acquisition and Handling Systems…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
7Exact matchCalgary, AB, CanadaHQ recorded Oct 24, 202611-5021 contacts →

Exact match

“Global Analyzer Systems is a complete package CEMS provider offering state of the art, multi-component Continuous Emission Monitoring Systems (CEMS), Data Acquisition and Control…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
8Exact matchSantiago, ChileHQ recorded Oct 24, 202611-5021 contacts →

Exact match

“Somos especialista en CEMS, emisiones y calidad del aire.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
9Exact matchRy, DenmarkHQ recorded Oct 24, 20261-1019 contacts →

Exact match

“Instrumatic is a Danish family business established 1977 providing environmental services to the Scandinavian markets as well as CEMS / Marine CEMS globally based on own product…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
10Exact matchSparta, NJ, United StatesHQ recorded Oct 24, 202611-5018 contacts →

Exact match

“Trace Environmental provides a fully EPA compliant suite of products and services for the continuous emissions monitoring market.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
11Exact matchUnited StatesHQ recorded Oct 24, 202611-5015 contacts →

Exact match

“Air Tox strives to assist clients in maintaining compliance and meeting operational goals by offering cost-effective CEMS and emission testing solutions.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
12Exact matchWaldron, AR, United StatesHQ recorded Oct 24, 202611-5014 contacts →

Exact match

“STI CEMS is a premier supplier of systems and services supporting the air emissions monitoring industry.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
13Exact matchDarley Dale, United KingdomHQ recorded Oct 24, 202611-5013 contacts →

Exact match

“CEM SOLUTIONS (UK) LTD Specialists in Continuous Industrial Emissions Monitoring.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
14Exact matchHelsinki, FinlandHQ recorded Oct 24, 202611-5012 contacts →

Exact match

“Aeromon is the market leader in Unmanned Aerial System assisted fugitive emission measurements for industrial customers.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
15Exact matchHuntington Beach, CA, United StatesHQ recorded Oct 24, 202611-5012 contacts →

Exact match

“At Pacific Standard Environmental (PSE), we provide CEMS field service and custom-engineered CEMS solutions for both compliance emissions monitoring and process measurements.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
16Exact matchLeague City, TX, United StatesHQ recorded Oct 24, 202611-5011 contacts →

Exact match

“EcoChem Analytics is a premier provider of gas analyzers and Continuous Emissions Monitoring Systems (CEMS) MC3 CEMS - Premier multicomponent CEMS for measuring low-level NOx…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
17Exact matchLondon, ON, CanadaHQ recorded Oct 24, 202651-20011 contacts →

Exact match

“Process Analytical & Continuous Emission Monitoring Systems CEM Specialties Inc.(CEMSI) has been an industry leader for over 25 years in the supply of continuous emissions…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
18Exact matchPottstown, PA, United StatesHQ recorded Oct 24, 202611-508 contacts →

Exact match

“We deliver Environmental Reporting Solutions that help organizations simplify environmental data management and strengthen compliance confidence across complex reporting…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
19Exact matchRivas-vaciamadrid, SpainHQ recorded Oct 24, 20261-107 contacts →

Exact match

“Soluciones a medida para sistemas integrados de análisis en continuo de gases (CEMS) y líquidos (SWASS), así como distribuidor autorizado de prestigiosos fabricantes en el sector…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
20Exact matchPetaling Jaya, MalaysiaHQ recorded Oct 24, 202611-506 contacts →

Exact match

“We are a system integrator engineering company specializing in Continuous Environmental Emission Monitoring in gas, dust and opacity Analyzer, Industrial Effluent Monitoring…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
21Exact matchUnited StatesHQ recorded Oct 24, 202611-504 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
22Exact matchCuritiba, BrazilHQ recorded Oct 24, 20261-104 contacts →

Exact match

“Composto por dois Cs e um E, C de Combustão e Controle de Emissões.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
23Exact matchDothan, AL, United StatesHQ recorded Oct 24, 202611-503 contacts →

Exact match

“Automated Control Systems (ACS) is a technological leader in the Continuous Emissions Monitoring Business.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
24Exact matchHardwick, NJ, United StatesHQ recorded Oct 24, 20261-103 contacts →

Exact match

“At Highmark Analytics, we sell and service industry tools for gas analysis.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
25Exact matchMoorpark, CA, United StatesHQ recorded Oct 24, 20261-103 contacts →

Exact match

“Custom CEMS Engineering and Integration •Complete, turnkey CEMS solutions •CEMS Custom Rentals •CEMS Maintenance and Support •CEMS Optimization and Data Assessments •CEMS Data…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase

Showing 25 of 61 continuous emissions (cem) data acquisition system suppliers worldwide

See the full list, filter by size, metro and specialty, and access 265 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Continuous emissions (cem) data acquisition system suppliers worldwide at a glance

As of Oct 24, 2026
36.5%Verified-email coverage
11.9Average contacts per company
11-50Median size (employees)
3.3%Largest-city concentration · Austin
Oct 24, 2026Page data refreshed

Companies by employee count

1-10
28
11-50
22
51-200
11

Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 61 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 worldwide whose business descriptions match “continuous emissions (cem) data acquisition system 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 265 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 24, 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 “continuous emissions (cem) data acquisition system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many continuous emissions (cem) data acquisition system suppliers are there worldwide?

RevenueBase identified 61 company matches for continuous emissions (cem) data acquisition system 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?

ESC Spectrum Corporation tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most continuous emissions (cem) data acquisition system suppliers?

Austin leads with 2 company records, followed by Englewood (2) and London (2).

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 265 professional contacts with verified work emails tracked across these 61 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 24, 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.