Company lists · Data refreshed September 2026

Top 17 Emissions verification companies based in the United Kingdom

Name: Emissions verification companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 33 companies tracked

RevenueBase identified 33 company matches for emissions verification companies associated with the United Kingdom as of September 2026 and tracks 495 professional contacts across them, including 131 with verified work emails. London is the largest hub.

This list covers company matches for emissions verification companies associated with the United Kingdom, 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 19, 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 19, 2026 How this list was built

33Companies

495Contacts tracked

131Verified emails

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The 17 largest emissions verification companies based in the United Kingdom

Ranked by team size

Top 17 of 33 company matches for emissions verification companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	A1-Cbiss	Exact match	Birkenhead, United KingdomHQ recorded Sep 19, 2026	51-200	24 contacts →
	Exact match “In July 2023, A1-CBISS Limited merged with ENVEA UK Limited.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Protea LTD	Exact match	Middlewich, United KingdomHQ recorded Sep 19, 2026	11-50	21 contacts →
	Exact match “Protea Ltd delivers customer focused solutions for process, emission and environmental monitoring applications.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Musketeer Services	Exact match	Horley, United KingdomHQ recorded Sep 19, 2026	11-50	17 contacts →
	Exact match “Musketeer Services are established providers of water treatment, air quality, environmental and combustion compliance services.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Aether Compliance LTD	Exact match	Harlow, United KingdomHQ recorded Sep 19, 2026	11-50	16 contacts →
	Exact match “Our mission here at Aether Compliance is to be forward-thinking and dynamic in our approach to completing compliance across all relevant safety and clean air industry standards.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	CEM Solutions UK LTD	Exact match	Darley Dale, United KingdomHQ recorded Sep 19, 2026	11-50	13 contacts →
	Exact match “CEM SOLUTIONS (UK) LTD Specialists in Continuous Industrial Emissions Monitoring.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Exova Catalyst LTD	Exact match	Stockport, United KingdomHQ recorded Sep 19, 2026	1,001-5,000	13 contacts →
	Exact match “Exova Catalyst, is the UK’s largest independent, MCERTS and UKAS accredited (EA "approved") stack emissions testing contractor and we have extensive experience in the emissions…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Emissions Analytics	Exact match	Stokenchurch, United KingdomHQ recorded Sep 19, 2026	11-50	11 contacts →
	Exact match “When it comes to the pursuit for improved air quality, we believe in the power of clarity, transparency and integrity.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	Carbonology LTD	Exact match	London, United KingdomHQ recorded Sep 19, 2026	1-10	7 contacts →
	Exact match “Carbonology® is the UK's only specialist Carbon Standards Verification Body focused exclusively on organisational GHG verification (ISO 14064) and product carbon footprinting (ISO…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	CES Environmental Instruments LTD	Exact match	Burton On Trent, United KingdomHQ recorded Sep 19, 2026	11-50	7 contacts →
	Exact match “Providing emissions monitoring solutions for a range of industrial processes both in the UK and Worldwide” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Motrac Research Engineering LTD	Exact match	Chester, United KingdomHQ recorded Sep 19, 2026	1-10	5 contacts →
	Exact match “Motrac Research Engineering Ltd delivers innovative services and products for ambient and exhaust emissions measurement (range of gases & PM).” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	EEVS	Exact match	London, United KingdomHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match “EEVS is the UK’s leading provider of independent performance measurement and verification services for energy efficiency and related schemes.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Cambustion Limited	Exact match	Cambridge, United KingdomHQ recorded Sep 19, 2026	1-10	4 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Alkali Environmental Limited	Exact match	Leeds, United KingdomHQ recorded Sep 19, 2026	11-50	3 contacts →
	Exact match “UKAS & MCERTS accredited Stack Emissions, Odour & Bioaerosols monitoring consultancy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Green AIR Monitoring LTD	Exact match	Bexley, United KingdomHQ recorded Sep 19, 2026	1-10	2 contacts →
	Exact match “Green Air Monitoring was established in We monitor and test the workplace environment, indoor air and water – the most fundamental aspects of your working environment.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Acoem Dynoptic	Exact match	Banbury, United KingdomHQ recorded Sep 19, 2026	11-50	1 contacts →
	Exact match “With over 33 years of experience, Acoem Dynoptic (Dynoptic Systems Ltd incorporating Tunnel Sensors) has established itself a recognised specialist in the design and manufacture…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	TTS Environmental LTD	Exact match	Irvine, United KingdomHQ recorded Sep 19, 2026	1-10	1 contacts →
	Exact match “TTS Environmental Ltd is an environmental testing and consultancy business established in Scotland in 1991.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Retina Space	Exact match	Milton Keynes, United KingdomHQ recorded Sep 19, 2026	1-10	1 contacts →
	Exact match “Retina Space is the consultancy for missions that demand certainty.” Recorded in the RevenueBase company graph · Sep 19, 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 “emissions verification companies”. 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 17 of 33 emissions verification companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 131 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Emissions verification companies based in the United Kingdom at a glance

As of Sep 19, 2026

26.5%Verified-email coverage

15.0Average contacts per company

11-50Median size (employees)

9.1%Largest-city concentration · London

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 33 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 Kingdom whose business descriptions match “emissions verification 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 131 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 19, 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 “emissions verification companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many emissions verification companies are there based in the United Kingdom?

RevenueBase identified 33 company matches for emissions verification companies associated with the United Kingdom 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?

A1-Cbiss tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most emissions verification companies?

London leads with 3 company records, followed by Banbury (1) and Bexley (1).

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 131 professional contacts with verified work emails tracked across these 33 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 19, 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.