Company lists · Data refreshed September 2026

Top 25 Environmental monitoring sensors companies based in the United Kingdom

Name: Environmental monitoring sensors 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 204 companies tracked

RevenueBase identified 204 company matches for environmental monitoring sensors companies associated with the United Kingdom as of September 2026 and tracks 2,088 professional contacts across them, including 968 with verified work emails. London is the largest hub.

This list covers company matches for environmental monitoring sensors 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

204Companies

2,088Contacts tracked

968Verified emails

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The 25 largest environmental monitoring sensors companies based in the United Kingdom

Ranked by team size

Top 25 of 204 company matches for environmental monitoring sensors 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	Servomex	Exact match	Crowborough, United KingdomHQ recorded Sep 19, 2026	201-500	284 contacts →
	Exact match “The world expert in gas analysis, Servomex has established itself as the leading provider of reliable, accurate, and stable gas measurement solutions to industries across the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Analox Group	Exact match	Stokesley, United KingdomHQ recorded Sep 19, 2026	51-200	93 contacts →
	Exact match “Analox is a world leader in the research, development and manufacturing of gas sensing products.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Kane International Limited	Exact match	Welwyn Garden City, United KingdomHQ recorded Sep 19, 2026	51-200	74 contacts →
	Exact match “Since 1963, Kane International Ltd has been in Welwyn Garden City, Hertfordshire, and has a long history and broad experience designing and manufacturing portable test equipment.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Pharmagraph	Exact match	Finchampstead, United KingdomHQ recorded Sep 19, 2026	51-200	55 contacts →
	Exact match “At Pharmagraph we provide advanced environmental monitoring systems for pharmaceutical and life science manufacturers.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Cura Terrae	Exact match	Sheffield, United KingdomHQ recorded Sep 19, 2026	201-500	50 contacts →
	Exact match “Our mission is to provide services and solutions to help take care of the Earth.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	Invisible Systems	Exact match	Manchester, United KingdomHQ recorded Sep 19, 2026	11-50	48 contacts →
	Exact match “At Invisible Systems, our purpose is to provide the insight needed to deliver a world where net zero is achieved, businesses operate efficiently, and healthy environments for…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Casella	Exact match	Kempston, United KingdomHQ recorded Sep 19, 2026	51-200	47 contacts →
	Exact match “Casella are global leaders in noise, dust and vibration monitoring.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8	City Technology	Exact match	Portsmouth, United KingdomHQ recorded Sep 19, 2026	201-500	38 contacts →
	Exact match “City Technology leads the global market in the design and manufacture of innovative and reliable gas sensors for use in personal and fixed life safety systems.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Process Instruments PI	Exact match	Burnley, United KingdomHQ recorded Sep 19, 2026	11-50	34 contacts →
	Exact match “Process Instruments (UK) Ltd.(Pi) is a global supplier, providing water analyser instrument solutions since 1998.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	AIRLY	Exact match	London, United KingdomHQ recorded Sep 19, 2026	11-50	33 contacts →
	Exact match “We are Airly.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Dd-Scientific LTD	Exact match	Fareham, United KingdomHQ recorded Sep 19, 2026	51-200	32 contacts →
	Exact match “At DDS, we manufacture electrochemical sensors to the highest standard.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Chelsea Technologies LTD	Exact match	Yateley, United KingdomHQ recorded Sep 19, 2026	51-200	32 contacts →
	Exact match “We solve the environmental challenges of today and tomorrow, designing and manufacturing best-in-class sensing solutions to make oceans, rivers and lakes safer and cleaner.) Deep…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Delta-T Devices	Exact match	Cambridge, United KingdomHQ recorded Sep 19, 2026	11-50	30 contacts →
	Exact match “Established in 1971, Cambridge based Delta-T Devices designs and manufactures research-grade measurement and monitoring instruments for environmental science.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	RS Hydro	Exact match	Bromsgrove, United KingdomHQ recorded Sep 19, 2026	11-50	30 contacts →
	Exact match “RS Hydro are a total solutions provider for the water & wastewater, environmental, food & beverage, mining & aggregates, petrochemical, power generation and research industries…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Earthsense	Exact match	Leicester, United KingdomHQ recorded Sep 19, 2026	11-50	27 contacts →
	Exact match “EarthSense empowers businesses, governments, and communities to make cleaner air a reality.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	SST Sensing LTD	Exact match	Coatbridge, United KingdomHQ recorded Sep 19, 2026	51-200	27 contacts →
	Exact match “At SST Sensing Ltd, our experienced and professional employees design and manufacture a range of Fluid and Gas Sensing Solutions and have supplied these products to industry for…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Shawcity	Exact match	Watchfield, United KingdomHQ recorded Sep 19, 2026	11-50	25 contacts →
	Exact match “Established in 1976, Shawcity are the UK’s leading specialists in the provision of monitoring instrumentation.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Meteor Communications Europe LTD	Exact match	St Albans, United KingdomHQ recorded Sep 19, 2026	11-50	24 contacts →
	Exact match “Based in St Albans, Hertfordshire, Meteor Communications has been designing, building and installing environmental monitoring and control solutions for over 25 years.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	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
20	Frontline Safety UK LTD	Exact match	Glasgow, United KingdomHQ recorded Sep 19, 2026	11-50	23 contacts →
	Exact match “Frontline Safety UK Ltd is a national provider of Gas and Environmental Monitoring instrumentation.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Hach-Lange	Exact match	Manchester, United KingdomHQ recorded Sep 19, 2026	11-50	23 contacts →
	Exact match “Air and water quality instrumentation for the life sciences and electronics industries.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	Processplus	Exact match	Dunfermline, United KingdomHQ recorded Sep 19, 2026	11-50	22 contacts →
	Exact match “Processplus Ltd is a multi-disciplined process and environmental engineering supply and specialist contracting company who for over two decades have amassed an enviable reputation…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	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
24	Sensonics LTD	Exact match	Berkhamsted, United KingdomHQ recorded Sep 19, 2026	11-50	20 contacts →
	Exact match “Continuous protection and monitoring is an essential requirement for critical rotating plant in many areas of industry.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Mirico	Exact match	Harwell, United KingdomHQ recorded Sep 19, 2026	11-50	20 contacts →
	Exact match “Mirico protects people and the environment through continuous, wide area monitoring of hazardous and greenhouse gas (GHG) emissions across entire sites with just a single…” 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 “environmental monitoring sensors 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 25 of 204 environmental monitoring sensors companies based in the United Kingdom

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Environmental monitoring sensors companies based in the United Kingdom at a glance

As of Sep 19, 2026

46.4%Verified-email coverage

10.2Average contacts per company

1-10Median size (employees)

18.6%Largest-city concentration · London

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

107

11-50

51-200

201-500

501-1,000

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 204 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 “environmental monitoring sensors 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 968 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 “environmental monitoring sensors companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental monitoring sensors companies are there based in the United Kingdom?

RevenueBase identified 204 company matches for environmental monitoring sensors 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?

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

Which city has the most environmental monitoring sensors companies?

London leads with 38 company records, followed by Cambridge (5) and Glasgow (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 968 professional contacts with verified work emails tracked across these 204 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.