Company lists · Data refreshed November 2026

Top 25 Signaling system contractors based in the United Kingdom

RevenueBase identified 119 company matches for signaling system contractors associated with the United Kingdom as of November 2026 and tracks 24,524 professional contacts across them, including 6,290 with verified work emails. London is the largest hub.

This list covers company matches for signaling system contractors 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 November 6, 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 Nov 6, 2026 How this list was built
119Companies
24,524Contacts tracked
6,290Verified emails
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The 25 largest signaling system contractors based in the United Kingdom

Ranked by team size
Top 25 of 119 company matches for signaling system contractors based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchLondon, United KingdomHQ recorded Nov 6, 202610001+12,582 contacts →

Exact match

“Hitachi Rail is committed to driving a sustainable mobility transition and helping every passenger, customer and community enjoy more connected, seamless and sustainable transport.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWembley, United KingdomHQ recorded Nov 6, 20261,001-5,0001,204 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,000905 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDoncaster, United KingdomHQ recorded Nov 6, 20261,001-5,000821 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchStrathaven, United KingdomHQ recorded Nov 6, 2026501-1,000536 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchScunthorpe, United KingdomHQ recorded Nov 6, 2026201-500162 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRietheim-weilheim, United KingdomHQ recorded Nov 6, 2026201-500159 contacts →

Exact match

“Intelligent signal technology - for the world of today and tomorrow Clever solutions that simply work – this has been our goal at WERMA for decades, and customers from all over…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDoncaster, United KingdomHQ recorded Nov 6, 2026201-500157 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchColchester, United KingdomHQ recorded Nov 6, 2026201-500151 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAshby-de-la-zouch, United KingdomHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Journeo is a pioneering technology group that helps the transport community deliver services with confidence, providing end-to-end solutions that connect millions of journeys, in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“A Network Rail Principal Contractor and partner of choice for some of the biggest names in rail, we deliver integrated signalling, power, and telecoms solutions throughout the UK…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchStockport, United KingdomHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Lundy Projects is an award-winning multi-disciplinary civil engineering company with an excellent reputation for delivering major signalling and OLE infrastructure projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBamber Bridge, United KingdomHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Haigh Rail Ltd is a trusted name in the rail and wider construction industries for delivering first-class engineering solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchStaines Upon Thames, United KingdomHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Lowery Ltd is the principal operating business of the Lowery Group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBury, United KingdomHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Rowe Hankins specialises in innovative trainborne and wayside products and systems for the world’s railways.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDartford, United KingdomHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“NCCT are a multi disciplined specialist contractor providing a fully integrated delivery solution for Electrical (HV & LV), Mechanical, Telecommunications and civils projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchChatham, United KingdomHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“AM1 Projects are a multi-disciplined engineering company specialising in design and installation of electrical services across the U.K.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchEssex, United KingdomHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Coral Communications is an industry leading, Link-Up accredited and NICEIC Approved Contractor and Telecommunications Service Provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchEast Kilbride, United KingdomHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Forte Engineering Ltd is an established electrical / mechanical, telecoms and civil design & installation engineering company working throughout the United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchEastleigh, United KingdomHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“S&T Cover Limited is an industry leading Project and Asset Management Company for signalling installation, maintenance and signal testing works as well as E&P installation and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCrewe, United KingdomHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Specialising primarily in signalling, we provide flexible support to a variety of other disciplines without the need for full scale mobilisation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHanwell, United KingdomHQ recorded Nov 6, 20261-1023 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCoulsdon, United KingdomHQ recorded Nov 6, 202651-20023 contacts →

Exact match

“IPS was formed in 1996 with the objective of specialising in the design, installation, test & commissioning of communications systems for London Underground Limited.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAlton, United KingdomHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Specialist electrical engineering contractors, established in 1986.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAlfreton, United KingdomHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“The Signal House Group brings together three specialised engineering companies offering substantial experience in railway signalling.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 119 signaling system contractors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 6,290 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Signaling system contractors based in the United Kingdom at a glance

As of Nov 6, 2026
25.6%Verified-email coverage
206.1Average contacts per company
11-50Median size (employees)
12.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
37
11-50
38
51-200
25
201-500
11
501-1,000
1
1,001-5,000
4
10001+
2

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 119 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 “signaling system contractors” 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 6,290 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 November 6, 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 “signaling system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many signaling system contractors are there based in the United Kingdom?

RevenueBase identified 119 company matches for signaling system contractors associated with the United Kingdom as of November 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?

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

Which city has the most signaling system contractors?

London leads with 15 company records, followed by Doncaster (3) and Glasgow (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 6,290 professional contacts with verified work emails tracked across these 119 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 November 6, 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.