Company lists · Data refreshed September 2026

Top 25 Environmental monitoring systems based in the United Kingdom

Name: Environmental monitoring systems 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 134 companies tracked

RevenueBase identified 134 company matches for environmental monitoring systems associated with the United Kingdom as of September 2026 and tracks 1,028 professional contacts across them, including 418 with verified work emails. London is the largest hub.

This list covers company matches for environmental monitoring 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 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

134Companies

1,028Contacts tracked

418Verified emails

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The 25 largest environmental monitoring systems based in the United Kingdom

Ranked by team size

Top 25 of 134 company matches for environmental monitoring systems 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	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
2	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
3	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
4	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
5	Rivertrace Limited	Exact match	Redhill, United KingdomHQ recorded Sep 19, 2026	11-50	28 contacts →
	Exact match “Specialists in water quality monitoring Rivertrace Limited is an ISO9001 Quality-Assured Company and market leader with over 30 years’ experience of oil-in-water monitoring.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6	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
7	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
8	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
9	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
10	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
11	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
12	Wagtech Projects	Exact match	Thatcham, United KingdomHQ recorded Sep 19, 2026	11-50	20 contacts →
	Exact match “Wagtech Projects are a specialist manufacturer and global supplier of laboratory and field testing instruments for use in Environmental Monitoring, Agriculture, Health, Education…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	EHS Data	Exact match	Newark, United KingdomHQ recorded Sep 19, 2026	11-50	19 contacts →
	Exact match “World-leading Environmental Data Management Software.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Cerc Cambridge Environmental Research Consultants	Exact match	Cambridge, United KingdomHQ recorded Sep 19, 2026	11-50	17 contacts →
	Exact match “Cambridge Environmental Research Consultants was established in 1985 with the aim of making use of new developments in environmental research from Cambridge University and…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	WATR	Exact match	Hethel, United KingdomHQ recorded Sep 19, 2026	11-50	15 contacts →
	Exact match “Introducing WATR, the smart water quality monitor.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Ecometrica	Exact match	Edinburgh, United KingdomHQ recorded Sep 19, 2026	501-1,000	15 contacts →
	Exact match “Ecometrica is an expert in climate metrics and part of EcoOnline Global.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	FMS Facility Monitoring Systems LTD	Exact match	Great Malvern, United KingdomHQ recorded Sep 19, 2026	11-50	13 contacts →
	Exact match “As Channel Partners to industry-leading particle counter manufacturers and monitoring software platform developers, FMS (Facility Monitoring Systems Limited) has become the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	VAN Walt LTD	Exact match	Haslemere, United KingdomHQ recorded Sep 19, 2026	11-50	12 contacts →
	Exact match “Van Walt Ltd designs, installs, supplies & rents equipment for environmental research and monitoring in the UK, Ireland, Spain, New Zealand and South Africa.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Intellitect Water Limited	Exact match	Romsey, United KingdomHQ recorded Sep 19, 2026	11-50	12 contacts →
	Exact match “Safe, reliable water depends on what happens inside the pipe, and that’s where Intellitect makes the difference.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	T-Scan LTD	Exact match	London, United KingdomHQ recorded Sep 19, 2026	11-50	12 contacts →
	Exact match “T-Scan Solutions is a cutting-edge technology company specializing in advanced Environmental Monitoring Solutions for industrial and commercial applications, compliant with ISO…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	Castle Group LTD	Exact match	Scarborough, United KingdomHQ recorded Sep 19, 2026	11-50	12 contacts →
	Exact match “Castle Group provide environmental measuring and monitoring products and services including noise, vibration, air quality, gas detection and many other parameters such as…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	Assimila LTD	Exact match	Reading, United KingdomHQ recorded Sep 19, 2026	11-50	12 contacts →
	Exact match “Assimila is a consultancy company specializing in environmental monitoring, modelling and prediction.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	Proteus Instruments	Exact match	Stoke Prior, United KingdomHQ recorded Sep 19, 2026	11-50	11 contacts →
	Exact match “Proteus Instruments leading the way against water pollution across the world with innovative water quality sensors.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Aquawatch	Exact match	Queenstown, United KingdomHQ recorded Sep 19, 2026	11-50	11 contacts →
	Exact match “Our mission: reduce water risk for industry while restoring freshwater to health.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Mode Labs	Exact match	Oxford, United KingdomHQ recorded Sep 19, 2026	1-10	10 contacts →
	Exact match “Mode Labs is developing an affordable, portable, real-time chemical sensor platform to address the growing need to understand and monitor the world around us.” 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 systems”. 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 134 environmental monitoring systems based in the United Kingdom

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Environmental monitoring systems based in the United Kingdom at a glance

As of Sep 19, 2026

40.7%Verified-email coverage

7.7Average contacts per company

1-10Median size (employees)

16.4%Largest-city concentration · London

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

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 134 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 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 418 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 systems”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 134 company matches for environmental monitoring 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?

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

Which city has the most environmental monitoring systems?

London leads with 22 company records, followed by Cambridge (5) and Dundee (3).

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 418 professional contacts with verified work emails tracked across these 134 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.