Company lists · Data refreshed September 2026

Top 15 Exhaust gas treatment systems based in the United Kingdom

RevenueBase identified 38 company matches for exhaust gas treatment systems associated with the United Kingdom as of September 2026 and tracks 520 professional contacts across them, including 172 with verified work emails. Grays is the largest hub.

This list covers company matches for exhaust gas treatment systems 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 20, 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 20, 2026 How this list was built
38Companies
520Contacts tracked
172Verified emails
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The 15 largest exhaust gas treatment systems based in the United Kingdom

Ranked by team size
Top 15 of 38 company matches for exhaust gas treatment systems based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchGainsborough, United KingdomHQ recorded Sep 20, 2026201-500146 contacts →

Exact match

“Established in 1978, Eminox specialises in reducing exhaust emissions from heavy duty vehicles and equipment, which helps improve air quality and protect public health around the…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchCheadle, United KingdomHQ recorded Sep 20, 2026201-50089 contacts →

Exact match

“Covering 99% of Europe’s most popular cars, making us the fastest growing European manufacturer of aftermarket car parts today.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchHorsham, United KingdomHQ recorded Sep 20, 202651-20088 contacts →

Exact match

“ERG is a specialist environmental engineering contractor.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchShepshed, United KingdomHQ recorded Sep 20, 202651-20023 contacts →

Exact match

“Global leaders in Noise Reduction and Particulate Filtering IMS are leading manufacturers of exhaust, steam vent, turbine & certified spark arrestor silencers along with acoustic…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchAlcester, United KingdomHQ recorded Sep 20, 202651-20017 contacts →

Exact match

“The Britannia name has led the world in providing vehicle washing and emission toilet (CET) systems for over 100 years.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchLiverpool, United KingdomHQ recorded Sep 20, 202611-507 contacts →

Exact match

“Cataclean Global Ltd manufactures and sells patented fuel and exhaust system cleaning products under the Cataclean® brand.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchYork, United KingdomHQ recorded Sep 20, 202651-2007 contacts →

Exact match

“For the past 6 years, ECOUREA has been committed to offering full service emissions control solutions to businesses who wish to play their part in preserving the environment and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBough Beech, United KingdomHQ recorded Sep 20, 20261-107 contacts →

Exact match

“CSO Group Ltd is based in the village of Bough Beech just 30 miles from central London and less than an hour from all of London’s airports.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchMitcheldean, United KingdomHQ recorded Sep 20, 202651-2004 contacts →

Exact match

“Excalibre Technologies Ltd - Commercial vehicle exhaust specialists.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchSwindon, United KingdomHQ recorded Sep 20, 202611-504 contacts →

Exact match

“Intechnic provides specialist Commercial Emissions Engineering services for bus operators, coach operators, HGV fleets, commercial vehicle operators, agricultural machinery and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchWhitstable, United KingdomHQ recorded Sep 20, 20261-104 contacts →

Exact match

“Over recent years it has become common knowledge that urgent action is required to stop degradation of the environment.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchSwindon, United KingdomHQ recorded Sep 20, 20261-103 contacts →

Exact match

“HJS Emission Technology was founded in 1976 with its headquarters based in Menden, Central Germany.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchKingston-upon-thames, United KingdomHQ recorded Sep 20, 20261-103 contacts →

Exact match

“OSPREY/FTL is a joint venture offering environmental technology supply & consulting in GAS CLEANING, POLLUTION CONTROL & ENERGY RECOVERY for WASTE TO ENERGY, PULP & PAPER, MINING…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchBabell, United KingdomHQ recorded Sep 20, 202611-502 contacts →

Exact match

“A family owned manufacture of catalyst converters and diesel particulate filters.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchDungannon, United KingdomHQ recorded Sep 20, 202611-501 contacts →

Exact match

“SCL Exhausts Ltd is a market forerunner in the design and manufacture of superior industrial exhaust systems.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 15 of 38 exhaust gas treatment systems based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 172 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Exhaust gas treatment systems based in the United Kingdom at a glance

As of Sep 20, 2026
33.1%Verified-email coverage
13.7Average contacts per company
11-50Median size (employees)
5.3%Largest-city concentration · Grays
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
13
11-50
16
51-200
5
201-500
3

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 38 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 “exhaust gas treatment systems” 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 172 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 20, 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 “exhaust gas treatment systems”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many exhaust gas treatment systems are there based in the United Kingdom?

RevenueBase identified 38 company matches for exhaust gas treatment systems 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?

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

Which city has the most exhaust gas treatment systems?

Grays leads with 2 company records, followed by Halesowen (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 172 professional contacts with verified work emails tracked across these 38 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 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 38 exhaust gas treatment systems based in the United Kingdom. Start with a free account, no credit card.

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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.