Company lists · Data refreshed October 2026

Top 25 Monitoring and sensing device manufacturers based in the United Kingdom

RevenueBase identified 210 company matches for monitoring and sensing device manufacturers associated with the United Kingdom as of October 2026 and tracks 4,183 professional contacts across them, including 1,787 with verified work emails. London is the largest hub.

This list covers company matches for monitoring and sensing device manufacturers 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 October 18, 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 18, 2026 How this list was built
210Companies
4,183Contacts tracked
1,787Verified emails
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The 25 largest monitoring and sensing device manufacturers based in the United Kingdom

Ranked by team size
Top 25 of 210 company matches for monitoring and sensing device manufacturers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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 matchAmersham, United KingdomHQ recorded Oct 18, 20265,001-10,000520 contacts →

Exact match

“Our purpose is to grow a safer, cleaner, healthier future for everyone, every day.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2Exact matchLeicester, United KingdomHQ recorded Oct 18, 2026501-1,000347 contacts →

Exact match

“We are a global technology company that designs, develops and manufactures the highest quality, most accurate and reliable customized pressure sensing devices and instruments…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3Exact matchCrowborough, United KingdomHQ recorded Oct 18, 2026201-500296 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 · Oct 18, 2026 · View company records in RevenueBase
4Exact matchCwmbran, United KingdomHQ recorded Oct 18, 202651-200121 contacts →

Exact match

“HWM is a Private Limited Company and wholly owned subsidiary of Halma Plc, a UK based business listed on the London Stock Exchange and a constituent of the FTSE 250 Index.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5Exact matchNorthampton, United KingdomHQ recorded Oct 18, 202651-200101 contacts →

Exact match

“HORIBA UK Limited, part of the HORIBA Group of worldwide companies, provides an extensive array of instruments and systems for applications ranging from automotive R&D, process…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6Exact matchStokesley, United KingdomHQ recorded Oct 18, 202651-20099 contacts →

Exact match

“Analox is a world leader in the research, development and manufacturing of gas sensing products.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7Exact matchMalvern, United KingdomHQ recorded Oct 18, 2026201-50090 contacts →

Exact match

“Pulsar Measurement designs, manufactures, and supports advanced flow and level measurement solutions, built around real customer needs.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Oct 18, 20265,001-10,00089 contacts →

Exact match

“Spectris combines precision with purpose, delivering progress for a more sustainable world.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9Exact matchCamberley, United KingdomHQ recorded Oct 18, 202651-20075 contacts →

Exact match

“Performance process instrumentation With a proud history spanning over 100 years, Delta Mobrey Limited is a globally recognised specialist in the design & manufacture of Level…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10Exact matchWelwyn Garden City, United KingdomHQ recorded Oct 18, 202651-20072 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 · Oct 18, 2026 · View company records in RevenueBase
11Exact matchHarrietsham, United KingdomHQ recorded Oct 18, 202651-20069 contacts →

Exact match

“Bedfont® Scientific has specialised in the design and manufacture of exhaled breath and gas monitoring instruments since 1976.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12Exact matchSalisbury, United KingdomHQ recorded Oct 18, 202651-20063 contacts →

Exact match

“Lascar Electronics is a leading provider of digital panel instruments, data loggers and custom design & manufacturing solutions.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13Exact matchEly, United KingdomHQ recorded Oct 18, 20261,001-5,00060 contacts →

Exact match

“Process Sensing Technologies (PST) is now DwyerOmega!”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14Exact matchHigh Wycombe, United KingdomHQ recorded Oct 18, 202651-20053 contacts →

Exact match

“Hansford Sensors specialises in the design and manufacture of accelerometers for monitoring vibration and temperature of industrial machinery, playing a key part in the role of…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15Exact matchTowcester, United KingdomHQ recorded Oct 18, 202611-5048 contacts →

Exact match

“Eurosensor designs, manufactures and supplies sensors that enable precise measurements, real-time data insights, and improved operational efficiency.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16Exact matchLymington, United KingdomHQ recorded Oct 18, 2026201-50046 contacts →

Exact match

“Gill Group brings together four specialist engineering businesses focused on one thing: turning data into real operational advantage.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17Exact matchBury, United KingdomHQ recorded Oct 18, 202651-20045 contacts →

Exact match

“Rota Limited is an innovative, quality driven company which specializes in the design and manufacture of Position Transducers, Level Transducers, Level & Temperature Transducers…”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18Exact matchBristol, United KingdomHQ recorded Oct 18, 202611-5044 contacts →

Exact match

“Inductosense is a UK-based company that designs and manufactures ultrasonic sensor technologies for internal corrosion and erosion monitoring.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19Exact matchWitney, United KingdomHQ recorded Oct 18, 202651-20040 contacts →

Exact match

“Bartington Instruments designs and manufactures high precision fluxgate magnetometers, gradiometers, magnetic susceptibility instruments and associated data processing equipment.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20Exact matchNottingham, United KingdomHQ recorded Oct 18, 202611-5039 contacts →

Exact match

“Pressac designs and manufactures UK-made wireless IoT sensors and connectivity technology used in millions of businesses and homes worldwide.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21Exact matchPortsmouth, United KingdomHQ recorded Oct 18, 2026201-50036 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 · Oct 18, 2026 · View company records in RevenueBase
22Exact matchFareham, United KingdomHQ recorded Oct 18, 202651-20035 contacts →

Exact match

“At DDS, we manufacture electrochemical sensors to the highest standard.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23Exact matchBury St Edmunds, United KingdomHQ recorded Oct 18, 202651-20034 contacts →

Exact match

“Established in 1992, Geosense Ltd is one of Europe’s leading manufacturers and suppliers of instruments to the geotechnical, civil engineering, mining and environmental industries.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24Exact matchMildenhall, United KingdomHQ recorded Oct 18, 202611-5033 contacts →

Exact match

“DJB Instruments UK Ltd has been a trusted name in vibration sensing since 1974, when it was founded as DJ Birchall Ltd.”

Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25Exact matchWatchfield, United KingdomHQ recorded Oct 18, 202611-5031 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 · Oct 18, 2026 · View company records in RevenueBase

Showing 25 of 210 monitoring and sensing device manufacturers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,787 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Monitoring and sensing device manufacturers based in the United Kingdom at a glance

As of Oct 18, 2026
42.7%Verified-email coverage
19.9Average contacts per company
11-50Median size (employees)
3.3%Largest-city concentration · London
Oct 18, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
78
51-200
35
201-500
11
501-1,000
4
1,001-5,000
4
5,001-10,000
2
10001+
1

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 210 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 “monitoring and sensing device manufacturers” 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 1,787 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 18, 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 “monitoring and sensing device manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many monitoring and sensing device manufacturers are there based in the United Kingdom?

RevenueBase identified 210 company matches for monitoring and sensing device manufacturers associated with the United Kingdom 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?

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

Which city has the most monitoring and sensing device manufacturers?

London leads with 7 company records, followed by Bristol (6) and Birmingham (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 1,787 professional contacts with verified work emails tracked across these 210 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 18, 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.