Company lists · Data refreshed September 2026

Top 25 Electrical infrastructure monitoring software companies based in the United Kingdom

RevenueBase identified 325 electrical infrastructure monitoring software companies headquartered in the United Kingdom as of September 2026 and tracks 5,891 professional contacts across them, including 2,801 with verified work emails. London is the largest hub.

This list covers electrical infrastructure monitoring software companies 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 28, 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 28, 2026 86% judged on-target in blind review
325Companies
5,891Contacts tracked
2,801Verified emails
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The 25 largest electrical infrastructure monitoring software companies based in the United Kingdom

Ranked by team size
Top 25 of 325 electrical infrastructure monitoring software companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to electrical infrastructure monitoring software companies: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceDover, United KingdomHQ checked Sep 28, 20261,001-5,0001,113 contacts →

Indirect evidence

“Megger supports the people who keep essential services running.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceChester, United KingdomHQ checked Sep 28, 2026201-500317 contacts →

Partial evidence

“EA Technology provide innovative solutions for smarter planning, operations and investment decisions across electrical networks globally.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceEdinburgh, United KingdomHQ checked Sep 28, 2026201-500191 contacts →

Indirect evidence

“Founded in 2008, Cyberhawk™ is the first company in the world to use unmanned vehicles to inspect industrial assets.”

Source: RevenueBase Database · checked Sep 28, 2026
4Strong evidenceTewkesbury, United KingdomHQ checked Sep 28, 202651-200175 contacts →

Strong evidence

“ABEC is one of the leading independent Building Management System (BMS) and Electrical Power Monitoring System (EPMS) specialists.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceSheffield, United KingdomHQ checked Sep 28, 2026201-500165 contacts →

Partial evidence

“Ovarro's technology is used throughout the world to monitor, control and manage critical and national infrastructure.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceOxfordshire, United KingdomHQ checked Sep 28, 202651-200120 contacts →

Partial evidence

“AMT-SYBEX has worked in the infrastructure and energy industries since 1990, witnessing many changes; from privatisation to deregulation, to smart energy and beyond.”

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceBristol, United KingdomHQ checked Sep 28, 2026201-500118 contacts →

Partial evidence

“Radiodetection is a world leader in the management of critical infrastructure and utilities, providing best in class equipment and solutions, designed to prevent damage, manage…”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceBirmingham, United KingdomHQ checked Sep 28, 20261,001-5,000117 contacts →

Indirect evidence

“Our aim is to be the world’s best provider of power system controls and intelligence.”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceCwmbran, United KingdomHQ checked Sep 28, 202651-200111 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 28, 2026
10Indirect evidenceLisburn, United KingdomHQ checked Sep 28, 2026501-1,000108 contacts →

Indirect evidence

“Empowering Your Tomorrow.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidencePortishead, United KingdomHQ checked Sep 28, 202651-20098 contacts →

Partial 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 28, 2026
12Partial evidenceCambridge, United KingdomHQ checked Sep 28, 202651-20076 contacts →

Partial evidence

“GMSL are the market leaders in software and 24/7 operations for gas and power companies across Europe.”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceMilton Keynes, United KingdomHQ checked Sep 28, 202651-20075 contacts →

Partial evidence

“Our precise, reliable and robust products directly reflect the specific demands of civil engineering, rail and mining environments and empower those responsible for infrastructure…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceNewport, United KingdomHQ checked Sep 28, 202651-20071 contacts →

Indirect evidence

“A game changing service provider.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceWirksworth, United KingdomHQ checked Sep 28, 2026201-50070 contacts →

Indirect evidence

“Technolog has over 40 years' experience in the design and manufacture of battery-powered data logging, meter reading and pressure control products for the water, gas and…”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceManchester, United KingdomHQ checked Sep 28, 202611-5064 contacts →

Indirect evidence

“IPEC Limited was founded in 1995 with the objective of transferring cutting-edge technology to the power industry by generating a dialogue between academic research, industry, and…”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceBelfast, United KingdomHQ checked Sep 28, 202651-20058 contacts →

Indirect 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 28, 2026
18Partial evidenceBrentwood, United KingdomHQ checked Sep 28, 2026201-50051 contacts →

Partial evidence

“Wiggett Electrical has gone from strength to strength.”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceManchester, United KingdomHQ checked Sep 28, 202651-20051 contacts →

Strong evidence

“Monitra (formerly HVPD) are experts in the field of Partial Discharge (PD) testing and monitoring of Medium Voltage and High Voltage electrical equipment, which can be performed…”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceWrexham, United KingdomHQ checked Sep 28, 202651-20047 contacts →

Partial evidence

“Lloyd Morris Electrical Limited is a company of Electrical Engineers, specialising in the design, manufacture and installation of Electrical Distribution and Control Systems for…”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceGlasgow, United KingdomHQ checked Sep 28, 202611-5041 contacts →

Partial evidence

“We build the sensing that makes electrical power visible everywhere.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceHarrogate, United KingdomHQ checked Sep 28, 202611-5037 contacts →

Indirect evidence

“Chameleon Technology is a visionary smart technology solutions company, pioneering smart devices since 2010.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceGainsborough, United KingdomHQ checked Sep 28, 202651-20037 contacts →

Indirect evidence

“Keeping power, water, and rail moving since 1966.”

Source: RevenueBase Database · checked Sep 28, 2026
24Indirect evidenceHaslingden, United KingdomHQ checked Sep 28, 202651-20037 contacts →

Indirect evidence

“High Voltage Engineering Solutions, from conceptual design, through to installation and O&M.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceLeeds, United KingdomHQ checked Sep 28, 202611-5034 contacts →

Indirect evidence

“Hark is an award-winning Energy Analytics and Industrial IoT company based in Leeds.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 325 electrical infrastructure monitoring software companies based in the United Kingdom

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Electrical infrastructure monitoring software companies based in the United Kingdom at a glance

As of Sep 28, 2026
47.5%Verified-email coverage
18.1Average contacts per company
1-10Median size (employees)
8.9%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
162
11-50
101
51-200
43
201-500
9
501-1,000
2
1,001-5,000
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 325 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 electrical infrastructure monitoring software companies, 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 “electrical infrastructure monitoring software companies”. 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 electrical infrastructure monitoring software companies), 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 electrical infrastructure monitoring software companies, 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, 2,801 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 28, 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.

Electrical infrastructure monitoring software companies by metro

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 electrical infrastructure monitoring software companies, 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 electrical infrastructure monitoring software companies are there based in the United Kingdom?

RevenueBase identified 325 electrical infrastructure monitoring software companies 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 electrical infrastructure monitoring software companies?

London leads with 29 headquartered companies, followed by Manchester (12) and Cambridge (9).

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 2,801 verified decision-maker contacts tracked across these 325 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 28, 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.