Company lists · Data refreshed September 2026

Top 25 Industrial monitoring services based in the United Kingdom

Name: Industrial monitoring services based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 355 companies tracked

RevenueBase identified 355 industrial monitoring services headquartered in the United Kingdom as of September 2026 and tracks 6,132 professional contacts across them, including 2,912 with verified work emails. London is the largest hub.

This list covers industrial monitoring services headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review

355Companies

6,132Contacts tracked

2,912Verified emails

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The 25 largest industrial monitoring services based in the United Kingdom

Ranked by team size

Top 25 of 355 industrial monitoring services based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to industrial monitoring services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Megger	Indirect evidence	Dover, United KingdomHQ checked Sep 17, 2026	1,001-5,000	1,113 contacts →
	Indirect evidence “Megger supports the people who keep essential services running.” Source: RevenueBase Database · checked Sep 17, 2026
2	Proserv	Indirect evidence	Aberdeen, United KingdomHQ checked Sep 17, 2026	501-1,000	924 contacts →
	Indirect evidence “Proserv is the controls technology partner powering progress across the global energy sector.” Source: RevenueBase Database · checked Sep 17, 2026
3	Team, Inc. Uk, Africa, Caspian	Strong evidence	Kendal, United KingdomHQ checked Sep 17, 2026	201-500	455 contacts →
	Strong evidence “TEAM is a leading industrial services company offering an array of specialized services related to the construction, maintenance, and monitoring of pressurized piping and…” Source: RevenueBase Database · checked Sep 17, 2026
4	Servomex	Partial evidence	Crowborough, United KingdomHQ checked Sep 17, 2026	201-500	284 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026
5	Ovarro	Indirect evidence	Sheffield, United KingdomHQ checked Sep 17, 2026	201-500	165 contacts →
	Indirect evidence “Ovarro's technology is used throughout the world to monitor, control and manage critical and national infrastructure.” Source: RevenueBase Database · checked Sep 17, 2026
6	DPS Group	Indirect evidence	Glenrothes, United KingdomHQ checked Sep 17, 2026	51-200	139 contacts →
	Indirect evidence “Shaping the future, together.” Source: RevenueBase Database · checked Sep 17, 2026
7	HWM Global	Indirect evidence	Cwmbran, United KingdomHQ checked Sep 17, 2026	51-200	111 contacts →
	Indirect evidence “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.” Source: RevenueBase Database · checked Sep 17, 2026
8	Viper Innovations LTD	Indirect evidence	Portishead, United KingdomHQ checked Sep 17, 2026	51-200	98 contacts →
	Indirect evidence “Viper Innovations is a global engineering specialist delivering intelligent electrical integrity solutions that help organisations optimise performance and prevent failures before…” Source: RevenueBase Database · checked Sep 17, 2026
9	Fletcher Moorland	Indirect evidence	Stoke On Trent, United KingdomHQ checked Sep 17, 2026	51-200	75 contacts →
	Indirect evidence “Fletcher Moorland Ltd, are the experts in repairing, replacing, or upgrading Electric Motors, Pumps, Air Handling Units, Inverter Drives, Servo Motors, HMIs, PCBs, PSUs and more.” Source: RevenueBase Database · checked Sep 17, 2026
10	Kane International Limited	Indirect evidence	Welwyn Garden City, United KingdomHQ checked Sep 17, 2026	51-200	74 contacts →
	Indirect evidence “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.” Source: RevenueBase Database · checked Sep 17, 2026
11	Sensoteq	Partial evidence	Belfast, United KingdomHQ checked Sep 17, 2026	51-200	58 contacts →
	Partial evidence “Our industry leading solutions make your machines work smarter, preventing energy wastage and ensuring machine longevity, even in the harshest of industrial environments.” Source: RevenueBase Database · checked Sep 17, 2026
12	NES	Partial evidence	Inverness, United KingdomHQ checked Sep 17, 2026	11-50	51 contacts →
	Partial evidence “NES is an Industrial and Commercial Electrical Engineering and Contracting business, based in the North and North East of Scotland.” Source: RevenueBase Database · checked Sep 17, 2026
13	Hansford Sensors	Strong evidence	High Wycombe, United KingdomHQ checked Sep 17, 2026	51-200	49 contacts →
	Strong evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026
14	Invisible Systems	Indirect evidence	Manchester, United KingdomHQ checked Sep 17, 2026	11-50	48 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026
15	Pulse Structural Monitoring	Partial evidence	Wokingham, United KingdomHQ checked Sep 17, 2026	51-200	47 contacts →
	Partial evidence “Pulse structural monitoring is part of Acteon Group, and is the leader in the marine structural monitoring and has been responsible for the provision of highly successful…” Source: RevenueBase Database · checked Sep 17, 2026
16	Greenville IDC	Partial evidence	Belfast, United KingdomHQ checked Sep 17, 2026	51-200	45 contacts →
	Partial evidence “Established in 1978, Greenville IDC is a trusted supplier of industrial drives and control products.” Source: RevenueBase Database · checked Sep 17, 2026
17	Transmission Dynamics	Strong evidence	Cramlington, United KingdomHQ checked Sep 17, 2026	11-50	42 contacts →
	Strong evidence “Transmission Dynamics is an award-winning Industrial Internet of Things (IIoT) solutions provider, specialising in remote condition monitoring.” Source: RevenueBase Database · checked Sep 17, 2026
18	Cenelec Standards Inspections LTD	Indirect evidence	Cramlington, United KingdomHQ checked Sep 17, 2026	51-200	42 contacts →
	Indirect evidence “Cenelec Standards Inspections specialise in Electrical, Instrument and Mechanical Hazardous Area Inspection and Maintenance for clients in need of support to comply with the…” Source: RevenueBase Database · checked Sep 17, 2026
19	F.E.S. EX Limited	Partial evidence	Grimsby, United KingdomHQ checked Sep 17, 2026	51-200	39 contacts →
	Partial evidence “Established over 20 years ago by our Chairman, F.E.S.(EX) is a leading provider of a range of E, I&M services for all industries across both hazardous and non- hazardous…” Source: RevenueBase Database · checked Sep 17, 2026
20	EMI Co. LTD	Indirect evidence	Gainsborough, United KingdomHQ checked Sep 17, 2026	51-200	37 contacts →
	Indirect evidence “Keeping power, water, and rail moving since 1966.” Source: RevenueBase Database · checked Sep 17, 2026
21	Corrosionradar	Strong evidence	Cambridge, United KingdomHQ checked Sep 17, 2026	11-50	35 contacts →
	Strong evidence “CorrosionRADAR is a leading provider of smart corrosion monitoring and analytics solutions for critical industrial asset integrity issues such as corrosion under insulation (CUI).” Source: RevenueBase Database · checked Sep 17, 2026
22	BKW Instruments	Partial evidence	Manchester, United KingdomHQ checked Sep 17, 2026	51-200	34 contacts →
	Partial evidence “BKW Instruments provides Pressure, Temperature, Level, Flow, Valves, and Analytical instrumentation solutions and services across all industries in the UK.” Source: RevenueBase Database · checked Sep 17, 2026
23	HARK	Partial evidence	Leeds, United KingdomHQ checked Sep 17, 2026	11-50	34 contacts →
	Partial evidence “Hark is an award-winning Energy Analytics and Industrial IoT company based in Leeds.” Source: RevenueBase Database · checked Sep 17, 2026
24	JWF	Indirect evidence	Glasgow, United KingdomHQ checked Sep 17, 2026	11-50	34 contacts →
	Indirect evidence “JWF Group are made up of three distinct areas to give us our competitive advantage in meeting customers’ expectations.” Source: RevenueBase Database · checked Sep 17, 2026
25	Vocon Energy LTD	Partial evidence	Sheffield, United KingdomHQ checked Sep 17, 2026	11-50	31 contacts →
	Partial evidence “VOCON Energy Ltd is a newly established business specialising in the installation of Industrial and Commercial smart meters and the provision of Gas Safe Engineers to the Utility…” Source: RevenueBase Database · checked Sep 17, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: industrial monitoring services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names industrial monitoring services.
Partial evidence: Its own public description names part of industrial monitoring services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name industrial monitoring services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 355 industrial monitoring services based in the United Kingdom

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Industrial monitoring services based in the United Kingdom at a glance

As of Sep 17, 2026

47.5%Verified-email coverage

17.3Average contacts per company

1-10Median size (employees)

6.5%Largest-city concentration · London

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

193

11-50

117

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 355 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among industrial monitoring services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United Kingdom whose own description of what they do matches “industrial monitoring services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names industrial monitoring services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among industrial monitoring services, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 2,912 across the full list. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names industrial monitoring services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many industrial monitoring services are there based in the United Kingdom?

RevenueBase identified 355 industrial monitoring services headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Megger, headquartered in Dover, tops this list with the largest team on record.

Which city has the most industrial monitoring services?

London leads with 23 headquartered companies, followed by Sheffield (10) and Glasgow (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,912 verified decision-maker contacts tracked across these 355 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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 Smart Search, 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.