Company lists · Data refreshed October 2026

Top 25 Industrial rail electrification services based in the United Kingdom

RevenueBase identified 3,922 company matches for industrial rail electrification services associated with the United Kingdom as of October 2026 and tracks 35,387 professional contacts across them, including 10,632 with verified work emails. London is the largest hub.

This list covers company matches for industrial rail electrification services 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 16, 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 16, 2026 How this list was built
3,922Companies
35,387Contacts tracked
10,632Verified emails
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The 25 largest industrial rail electrification services based in the United Kingdom

Ranked by team size
Top 25 of 3,922 company matches for industrial rail electrification services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 matchPrescot, United KingdomHQ recorded Oct 16, 20261,001-5,0001,287 contacts →

Exact match

“At MJ Quinn we believe in creating great connections, with our customers, our people and our world.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Oct 16, 2026n/a1,256 contacts →

Exact match

“Originally set up in 1933 by Joseph Brand as an electrical contracting and repair business in Margaret Street W1, the company today still operates today with the same guiding…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchWembley, United KingdomHQ recorded Oct 16, 20261,001-5,0001,111 contacts →

Exact match

“Established in 1985 to support the emerging UK cable television market, Kelly Group has diversified to meet the needs of our clients.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 16, 20261,001-5,000898 contacts →

Exact match

“Colas Rail is one of Europe’s leading suppliers of railway infrastructure services, we are award-winning specialists having constructed all forms of railways across Europe and the…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchDoncaster, United KingdomHQ recorded Oct 16, 20261,001-5,000805 contacts →

Exact match

“Since entering the construction market in 1935, VolkerRail has become one of the UK’s leading multidisciplinary railway infrastructure contractors.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchLeeds, United KingdomHQ recorded Oct 16, 20261,001-5,000728 contacts →

Exact match

“Freedom is a leading provider of facilities and power engineering services.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchTelford, United KingdomHQ recorded Oct 16, 20261,001-5,000552 contacts →

Exact match

“Dodd Group was formed in 1947 in Shropshire and has remained a privately owned family business.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchStaines-upon-thames, United KingdomHQ recorded Oct 16, 20261,001-5,000509 contacts →

Exact match

“Imtech has rebranded to Dalkia UK.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchStrathaven, United KingdomHQ recorded Oct 16, 2026501-1,000460 contacts →

Exact match

“QTS is one of the country’s leading railways contractors, founded by MD, Alan McLeish.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Oct 16, 20261,001-5,000440 contacts →

Exact match

“Beck & Pollitzer is the world’s leading provider of complex engineering solutions, including industrial installation and relocation services.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchRugby, United KingdomHQ recorded Oct 16, 2026501-1,000438 contacts →

Exact match

“Quartzelec is a leading independent electrical engineering group delivering solutions and services in both UK and global markets.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchCoatbridge, United KingdomHQ recorded Oct 16, 2026501-1,000315 contacts →

Exact match

“SPL Powerlines UK & I is a leading multi-disciplinary infrastructure specialist, offering end-to-end delivery across both rail and energy sectors with capabilities that set us…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchEssex, United KingdomHQ recorded Oct 16, 2026501-1,000264 contacts →

Exact match

“Rainham provides specialist industrial services that support the installation, maintenance, refurbishment, decommissioning and replacement of large industrial plants and building…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchMelksham, United KingdomHQ recorded Oct 16, 2026501-1,000231 contacts →

Exact match

“Knorr-Bremse Rail Systems (UK) Ltd is a member of the global Knorr-Bremse Group, a world leader in on-board systems and service support for rail vehicles.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchBirmingham, United KingdomHQ recorded Oct 16, 2026501-1,000214 contacts →

Exact match

“At Actemium UK, we are expert electrical, automation and mechanical engineers delivering bespoke engineering solutions across industry, infrastructure and beyond.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchHoddesdon, United KingdomHQ recorded Oct 16, 2026201-500214 contacts →

Exact match

“VolkerHighways is a leader in the delivery of highways and street lighting term maintenance contracts, traffic management and specialist EV charging solutions.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchBirmingham, United KingdomHQ recorded Oct 16, 20261,001-5,000187 contacts →

Exact match

“RSS Infrastructure (RSSI) is an award-winning multi-disciplinary service provider for the rail, construction and utilities sectors.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18Exact matchLoughborough, United KingdomHQ recorded Oct 16, 2026501-1,000178 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 · Oct 16, 2026 · View company records in RevenueBase
19Exact matchNottingham, United KingdomHQ recorded Oct 16, 2026201-500169 contacts →

Exact match

“Our customers made us the UK market leader in electrical earthing systems and lightning protection systems.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20Exact matchScunthorpe, United KingdomHQ recorded Oct 16, 2026201-500159 contacts →

Exact match

“ADComms is a leading provider of intelligent telecoms infrastructure and On-Train solutions for the UK rail industry.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21Exact matchDoncaster, United KingdomHQ recorded Oct 16, 2026201-500152 contacts →

Exact match

“Trackwork Ltd is a specialist rail infrastructure engineering company providing the following services & products: • Track renewals, remodelling, installation & maintenance.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
22Exact matchBristol, United KingdomHQ recorded Oct 16, 202651-200151 contacts →

Exact match

“MCS Ltd are specialist building services engineers covering all aspects of commercial and industrial building services and infrastructure engineering across varying market sectors.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
23Exact matchColchester, United KingdomHQ recorded Oct 16, 2026201-500149 contacts →

Exact match

“TES Ltd is a long established, highly regarded contractor to the rail industry.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24Exact matchCookstown, United KingdomHQ recorded Oct 16, 202651-200118 contacts →

Exact match

“TES are Mechanical & Electrical Specialists, working to the highest standard of engineering excellence.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25Exact matchInverness, United KingdomHQ recorded Oct 16, 2026201-500117 contacts →

Exact match

“Premier quality workmanship and personal attention are characteristics of G&A Barnie.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase

Showing 25 of 3,922 industrial rail electrification services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 10,632 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial rail electrification services based in the United Kingdom at a glance

As of Oct 16, 2026
30.0%Verified-email coverage
9.0Average contacts per company
1-10Median size (employees)
5.9%Largest-city concentration · London
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
2,221
11-50
1,313
51-200
255
201-500
37
501-1,000
13
1,001-5,000
15
10001+
5

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 3,922 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 “industrial rail electrification services” 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 10,632 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 16, 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 “industrial rail electrification services”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 3,922 company matches for industrial rail electrification services 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?

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

Which city has the most industrial rail electrification services?

London leads with 231 company records, followed by Manchester (58) and Leeds (45).

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 10,632 professional contacts with verified work emails tracked across these 3,922 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 16, 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.