Company lists · Data refreshed September 2026

Top 25 Substation inspection technology providers based in the United Kingdom

RevenueBase identified 106 company matches for substation inspection technology providers associated with the United Kingdom as of September 2026 and tracks 2,307 professional contacts across them, including 1,251 with verified work emails. London is the largest hub.

This list covers company matches for substation inspection technology providers 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 22, 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 22, 2026 How this list was built
106Companies
2,307Contacts tracked
1,251Verified emails
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The 25 largest substation inspection technology providers based in the United Kingdom

Ranked by team size
Top 25 of 106 company matches for substation inspection technology providers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchDover, United KingdomHQ recorded Sep 22, 20261,001-5,0001,113 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchEdinburgh, United KingdomHQ recorded Sep 22, 2026201-500191 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchBristol, United KingdomHQ recorded Sep 22, 2026201-500118 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchPortishead, United KingdomHQ recorded Sep 22, 202651-20098 contacts →

Exact match

“Viper Innovations is a global engineering specialist delivering intelligent electrical integrity solutions that help organisations optimise performance and prevent failures before…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchWatford, United KingdomHQ recorded Sep 22, 202611-5055 contacts →

Exact match

“HVSS (High Voltage Substation Services) was formed in 2009 specializing in installation and commissioning of High Voltage Substations Systems up to 400kV.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchManchester, United KingdomHQ recorded Sep 22, 202651-20051 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchAberdeen, United KingdomHQ recorded Sep 22, 202611-5036 contacts →

Exact match

“AISUS provides advanced remote inspection solutions to address critical challenges in topsides, substructure, and subsea infrastructure.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchStafford, United KingdomHQ recorded Sep 22, 202611-5036 contacts →

Exact match

“Specialising in High Voltage Substation Installation & Commissioning, Site & Project Management, Refurbishment, Maintenance, SES Ltd has established a solid reputation for…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchSalford, United KingdomHQ recorded Sep 22, 202611-5021 contacts →

Exact match

“i2i is a sensor technology company based in Manchester UK that is looking to disrupt the pipeline services sector by innovating simple, smart, in-line tools that combine with new…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchNewcastle Under Lyme, United KingdomHQ recorded Sep 22, 202611-5020 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchManchester, United KingdomHQ recorded Sep 22, 202611-5019 contacts →

Exact match

“Valen Power Engineering Ltd provides electrical engineering solutions for systems ranging from LV to 400kV.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchHove, United KingdomHQ recorded Sep 22, 202651-20017 contacts →

Exact match

“L.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchLlantrisant, United KingdomHQ recorded Sep 22, 202611-5017 contacts →

Exact match

“Substation Project Support: Project & Site Management, Civils & M&E Installation Teams.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchWortley, United KingdomHQ recorded Sep 22, 202611-5016 contacts →

Exact match

“Unique in its operations, PES engineers substation equipment at its Leeds-based production facility, providing turnkey private network installation, independent contestable…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchStaffordshire, United KingdomHQ recorded Sep 22, 202611-5016 contacts →

Exact match

“REDAS Engineering & Construction is a team of experienced professionals with more than a decade experience in substation tendering, procurement, design, Installation, and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchBellshill, United KingdomHQ recorded Sep 22, 202611-5015 contacts →

Exact match

“We work with power companies to avoid unplanned outages.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchPreston Farm Industrial Estate, United KingdomHQ recorded Sep 22, 202611-5014 contacts →

Exact match

“NDT Global Services Limited is a Company specialising in providing a broad spectrum of inspection and test equipment for inspection companies, process plant, manufacturing and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchNorwich, United KingdomHQ recorded Sep 22, 202611-5013 contacts →

Exact match

“Our distinct expertise lies in designing, engineering, maintaining, installing, testing and commissioning high-voltage substations, electrical transmission and distribution…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchGreat Yarmouth, United KingdomHQ recorded Sep 22, 202611-5012 contacts →

Exact match

“TVC is a technology and service company that has been providing safety-critical solutions to industry sectors around the globe since 1995.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchManchester, United KingdomHQ recorded Sep 22, 202651-20011 contacts →

Exact match

“MET Group Technical provide a unique electrical energised inspection service to high & low voltage assets including your Power Distribution, Busbars, Submains & Fixed Wiring.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchGuildford, United KingdomHQ recorded Sep 22, 2026201-50011 contacts →

Exact match

“With an installed base of over and systems worldwide, Bandweaver’s vision is to be the first choice for integrated distributed fiber optic sensing solutions across the globe.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchAberdeen, United KingdomHQ recorded Sep 22, 20261-1011 contacts →

Exact match

“Inspection Redefined – Smarter Insights, Stronger Assets.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchBridge Of Don Industrial Estate, United KingdomHQ recorded Sep 22, 202611-5010 contacts →

Exact match

“Air Control Entech is a remote inspection technology company focused on innovation, engineering, and practical solutions for complex industrial environments.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchAylesbury, United KingdomHQ recorded Sep 22, 202611-5010 contacts →

Exact match

“If you need assistance with any High Voltage (HV) and Low Voltage (LV) equipment, then look no further.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchStafford, United KingdomHQ recorded Sep 22, 202611-509 contacts →

Exact match

“Transerv Europe Limited provide specialist technical services associated with all aspects of installation, commissioning and maintenance of power and distribution transformers, to…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 106 substation inspection technology providers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,251 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Substation inspection technology providers based in the United Kingdom at a glance

As of Sep 22, 2026
54.2%Verified-email coverage
21.8Average contacts per company
1-10Median size (employees)
6.6%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
64
11-50
28
51-200
10
201-500
3
1,001-5,000
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 106 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 “substation inspection technology providers” 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 1,251 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 22, 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 “substation inspection technology providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many substation inspection technology providers are there based in the United Kingdom?

RevenueBase identified 106 company matches for substation inspection technology providers 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?

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

Which city has the most substation inspection technology providers?

London leads with 7 company records, followed by Manchester (5) and Leeds (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 1,251 professional contacts with verified work emails tracked across these 106 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 22, 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.