Company lists · Data refreshed September 2026

Top 25 Substation equipment suppliers based in the United Kingdom

RevenueBase identified 132 company matches for substation equipment suppliers associated with the United Kingdom as of September 2026 and tracks 3,278 professional contacts across them, including 1,188 with verified work emails. London is the largest hub.

This list covers company matches for substation equipment suppliers 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
132Companies
3,278Contacts tracked
1,188Verified emails
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The 25 largest substation equipment suppliers based in the United Kingdom

Ranked by team size
Top 25 of 132 company matches for substation equipment suppliers 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 matchThame, United KingdomHQ recorded Sep 22, 20261,001-5,0001,238 contacts →

Exact match

“Lucy Electric is a leader in secondary power distribution solutions with over 100 years’ industry experience.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchLoughborough, United KingdomHQ recorded Sep 22, 2026501-1,000367 contacts →

Exact match

“We support the global drive to net zero with innovative, engineered solutions that address grid resilience and systems challenges, facilitate electrification of transport and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchSutton-in-ashfield, United KingdomHQ recorded Sep 22, 2026201-500117 contacts →

Exact match

“AF Switchgear is one of the UK's largest switchgear manufacturers and set the standard for LV Switchgear and Power Distribution.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchClayton West, United KingdomHQ recorded Sep 22, 202651-20063 contacts →

Exact match

“AUS is a specialist supplier to the electricity distribution and transmission, rail, utility arboricultural, and telecommunications industries.”

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 matchWrexham, United KingdomHQ recorded Sep 22, 202651-20047 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchUlverston, United KingdomHQ recorded Sep 22, 202651-20043 contacts →

Exact match

“Acrastyle Limited (UK) is a resource-rich engineering company that designs, manufactures, tests, installs, commissions, and maintains high-voltage sub-station protection and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchTollbridge Road, United KingdomHQ recorded Sep 22, 202651-20042 contacts →

Exact match

“Established for over 100 years, Slaters Electricals Ltd are experts in LV and HV power distribution equipment, installation and support solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchBridgend Industrial Estate, United KingdomHQ recorded Sep 22, 202651-20040 contacts →

Exact match

“MLE was established in 1976 to provide specialist design & manufacturing services for 12kV – 145kV overhead line disconnectors & switches.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchBraintree, United KingdomHQ recorded Sep 22, 202651-20038 contacts →

Exact match

“Lewden, a subsidiary of Palazzoli S.p.A, offers electrical power distribution solutions for industrial, construction, commercial, domestic and event sectors.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchWashington, United KingdomHQ recorded Sep 22, 202651-20033 contacts →

Exact match

“Established in 1991, Armah Switchgear has matured into one of the most well-known switchgear specialists in the UK.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchHyde, United KingdomHQ recorded Sep 22, 202651-20030 contacts →

Exact match

“ISS Ltd are a HV/LV Power Engineering company operating nationwide, undertaking Turnkey Electrical Distribution Projects and Site Service activities, including installation…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchBlaydon On Tyne, United KingdomHQ recorded Sep 22, 202611-5028 contacts →

Exact match

“Power transformer repair, refurbishment, supply & installation and enhancement throughout the UK and northern Europe.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchStoke On Trent, United KingdomHQ recorded Sep 22, 202651-20026 contacts →

Exact match

“At ICS, part of United Infrastructure Group, we power the future with innovative, high-voltage electrical solutions.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchThame, United KingdomHQ recorded Sep 22, 202611-5024 contacts →

Exact match

“Best-in-class products from Lucy Electric - experts in secondary power distriution specialising in high performance medium and low voltage switchgear for utility, industrial and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchMaldon, United KingdomHQ recorded Sep 22, 202611-5024 contacts →

Exact match

“TMC (Transformer Manufacturing Company) is a British manufacturer of transformers, power distribution equipment, and associated wound products, with a heritage dating back to 1981.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchCorsham, United KingdomHQ recorded Sep 22, 2026501-1,00022 contacts →

Exact match

“We are PENTA Electrical Safety Products Multinational industrial leader, pioneer and expert manufacturer of electrical safety solutions, committed to ensuring your safety at every…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact 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
19Exact 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
20Exact matchWatford, United KingdomHQ recorded Sep 22, 202611-5019 contacts →

Exact match

“Prism Power Group is a global Switchgear and Critical Power Systems provider based in London, UK.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchElland, United KingdomHQ recorded Sep 22, 202651-20019 contacts →

Exact match

“If you’re looking for an experienced high voltage power contractor, with a highly-skilled team of multi-disciplined engineers, you’ve found it!”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchLeicester, United KingdomHQ recorded Sep 22, 202651-20019 contacts →

Exact match

“iST POWER LIMITED is a UK-based manufacturer of high-performance transformers, reactors, and wound components-serving critical infrastructure and industrial applications for over…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact 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
24Exact matchDungannon, United KingdomHQ recorded Sep 22, 202611-5017 contacts →

Exact match

“Established in 2012, Precision is your go-to experts for high-quality switchgear and automated control systems, designed with engineering excellence.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchColchester, United KingdomHQ recorded Sep 22, 202611-5017 contacts →

Exact match

“We are an Electrical Substation Designer based with providing consultancy.”

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

Showing 25 of 132 substation equipment suppliers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,188 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Substation equipment suppliers based in the United Kingdom at a glance

As of Sep 22, 2026
36.2%Verified-email coverage
24.8Average contacts per company
11-50Median size (employees)
6.8%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
53
11-50
47
51-200
24
201-500
2
501-1,000
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 132 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 equipment suppliers” 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 1,188 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 equipment suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many substation equipment suppliers are there based in the United Kingdom?

RevenueBase identified 132 company matches for substation equipment suppliers 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?

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

Which city has the most substation equipment suppliers?

London leads with 9 company records, followed by Leeds (5) and Manchester (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 1,188 professional contacts with verified work emails tracked across these 132 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.