Company lists · Data refreshed September 2026

Top 25 Railroad signaling contractors based in the United Kingdom

Name: Railroad signaling contractors based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 56 companies tracked

RevenueBase identified 56 railroad signaling contractors headquartered in the United Kingdom as of September 2026 and tracks 1,228 professional contacts across them, including 605 with verified work emails. London is the largest hub.

This list covers railroad signaling contractors 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 17, 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 17, 2026 86% judged on-target in blind review

56Companies

1,228Contacts tracked

605Verified emails

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The 25 largest railroad signaling contractors based in the United Kingdom

Ranked by team size

Top 25 of 56 railroad signaling contractors based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to railroad signaling contractors: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	QTS Group	Partial evidence	Strathaven, United KingdomHQ checked Sep 17, 2026	501-1,000	486 contacts →
	Partial evidence “QTS is one of the country’s leading railways contractors, founded by MD, Alan McLeish.” Source: RevenueBase Database · checked Sep 17, 2026
2	TES 2000 LTD	Partial evidence	Colchester, United KingdomHQ checked Sep 17, 2026	201-500	142 contacts →
	Partial evidence “TES Ltd is a long established, highly regarded contractor to the rail industry.” Source: RevenueBase Database · checked Sep 17, 2026
3	Trackwork Limited	Indirect evidence	Doncaster, United KingdomHQ checked Sep 17, 2026	201-500	141 contacts →
	Indirect evidence “Trackwork Ltd is a specialist rail infrastructure engineering company providing the following services & products: • Track renewals, remodelling, installation & maintenance.” Source: RevenueBase Database · checked Sep 17, 2026
4	AMARO	Partial evidence	London, United KingdomHQ checked Sep 17, 2026	51-200	64 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026
5	Lundy Projects LTD	Indirect evidence	Stockport, United KingdomHQ checked Sep 17, 2026	51-200	51 contacts →
	Indirect evidence “Lundy Projects is an award-winning multi-disciplinary civil engineering company with an excellent reputation for delivering major signalling and OLE infrastructure projects…” Source: RevenueBase Database · checked Sep 17, 2026
6	Unipart Dorman	Indirect evidence	Southport, United KingdomHQ checked Sep 17, 2026	51-200	35 contacts →
	Indirect evidence “Unipart Dorman is a leading manufacturer of innovative Rail and Road products, with extensive product ranges available throughout the UK and in more than 30 countries across the…” Source: RevenueBase Database · checked Sep 17, 2026
7	Park Signalling	Indirect evidence	Stockport, United KingdomHQ checked Sep 17, 2026	11-50	31 contacts →
	Indirect evidence “Safety critical communication and signalling technologies, and enhancement solutions for railways, energy infrastructure and industrial control systems and equipment.” Source: RevenueBase Database · checked Sep 17, 2026
8	Mosaic Rail LTD	Indirect evidence	Crewe, United KingdomHQ checked Sep 17, 2026	11-50	23 contacts →
	Indirect evidence “Specialising primarily in signalling, we provide flexible support to a variety of other disciplines without the need for full scale mobilisation.” Source: RevenueBase Database · checked Sep 17, 2026
9	Signal House Group LTD	Indirect evidence	Alfreton, United KingdomHQ checked Sep 17, 2026	51-200	21 contacts →
	Indirect evidence “The Signal House Group brings together three specialised engineering companies offering substantial experience in railway signalling.” Source: RevenueBase Database · checked Sep 17, 2026
10	MDG Rail LTD	Indirect evidence	Beckingham, United KingdomHQ checked Sep 17, 2026	51-200	17 contacts →
	Indirect evidence “MDG deliver a wide range of Specialist skills to the Rail Industry.” Source: RevenueBase Database · checked Sep 17, 2026
11	Motion Rail Limited	Indirect evidence	Ebbw Vale, United KingdomHQ checked Sep 17, 2026	51-200	16 contacts →
	Indirect evidence “Motion Rail LTD provides specialist Railway Communication services nationwide on Network Rail and London Overground Infrastructure.” Source: RevenueBase Database · checked Sep 17, 2026
12	Comms Design	Indirect evidence	Harrogate, United KingdomHQ checked Sep 17, 2026	11-50	12 contacts →
	Indirect evidence “Comms Design is a high-tech design and manufacturing organisation specialising in electronic products for the rail industry.” Source: RevenueBase Database · checked Sep 17, 2026
13	Softech Rail	Indirect evidence	Albourne, United KingdomHQ checked Sep 17, 2026	51-200	11 contacts →
	Indirect evidence “We are a multi-disciplinary systems design house specialising in Signalling, Telecom and E&P for Mainline, Metro and Tram.” Source: RevenueBase Database · checked Sep 17, 2026
14	Fenix Rail Systems	Indirect evidence	Henley In Arden Warwickshire, United KingdomHQ checked Sep 17, 2026	11-50	11 contacts →
	Indirect evidence “Fenix Rail Systems is an experienced and trusted provider of high-quality depot control systems and mainline signalling services.” Source: RevenueBase Database · checked Sep 17, 2026
15	Intelrail LTD	Indirect evidence	London, United KingdomHQ checked Sep 17, 2026	1-10	11 contacts →
	Indirect evidence “At IntelRail we have the capability to deliver the following services: Switches and Crossings - System Reliability Switches and Crossings – Renewal Switches and Crossing’s –…” Source: RevenueBase Database · checked Sep 17, 2026
16	ARK Signalling Consultancy	Indirect evidence	Marden, United KingdomHQ checked Sep 17, 2026	11-50	9 contacts →
	Indirect evidence “We provide end to end signalling design and control & information solutions to a range of clients in the metro and main line environments.” Source: RevenueBase Database · checked Sep 17, 2026
17	Ukes Rail LTD	Indirect evidence	Melksham, United KingdomHQ checked Sep 17, 2026	1-10	9 contacts →
	Indirect evidence “UKES Rail Ltd was proudly formed in June 2010 by the current Managing Director, Neil Bridgeman.” Source: RevenueBase Database · checked Sep 17, 2026
18	Sigtech Rail Consultancy LTD	Indirect evidence	Turnditch, United KingdomHQ checked Sep 17, 2026	1-10	8 contacts →
	Indirect evidence “SigTech Rail specialise in the signalling division of the UK Railway industry.” Source: RevenueBase Database · checked Sep 17, 2026
19	Bk3 Training LTD	Indirect evidence	Wolverhampton, United KingdomHQ checked Sep 17, 2026	1-10	8 contacts →
	Indirect evidence “BK3 are a Network Rail, Transport For London and RISQ Approved Rail Signalling Training Company: Training on Major Rail Signalling Courses on Installation, Test and Maintenance…” Source: RevenueBase Database · checked Sep 17, 2026
20	Universal Signalling	Indirect evidence	United KingdomHQ checked Sep 17, 2026	1-10	7 contacts →
	Indirect evidence “Signalling.” Source: RevenueBase Database · checked Sep 17, 2026
21	RSP LTD	Indirect evidence	Saltash, United KingdomHQ checked Sep 17, 2026	11-50	7 contacts →
	Indirect evidence “Rail Signalling and Power Limited are a leading provider of signalling and power products and services.” Source: RevenueBase Database · checked Sep 17, 2026
22	Ilecsys Rail	Partial evidence	Princes Risborough, United KingdomHQ checked Sep 17, 2026	51-200	5 contacts →
	Partial evidence “iLECSYS Rail have successfully delivered collaborative large-scale projects, working collaboratively with SME’s and Tier 1 contractors.” Source: RevenueBase Database · checked Sep 17, 2026
23	KGJ Price Rail LTD	Partial evidence	Scunthorpe, United KingdomHQ checked Sep 17, 2026	51-200	4 contacts →
	Partial evidence “KGJ Price Rail Limited are an innovative and forward thinking specialist railway contractor offering a 'one-stop-shop' of multi-disciplinary services to the UK Rail Industry.” Source: RevenueBase Database · checked Sep 17, 2026
24	MET Systems LTD	Indirect evidence	Rochford, United KingdomHQ checked Sep 17, 2026	11-50	4 contacts →
	Indirect evidence “Met SYSTEMS have a comprehensive knowledge base of all Communication and Control & Information Systems used on railways and have played a pivotal role in the management and…” Source: RevenueBase Database · checked Sep 17, 2026
25	Corlow Rail	Indirect evidence	Derby, United KingdomHQ checked Sep 17, 2026	1-10	4 contacts →
	Indirect evidence “Corlow Rail specialises in Signalling Design and was founded to confront the challenges arising from degrading and obsolete signalling assets, mixed with resource limitations…” Source: RevenueBase Database · checked Sep 17, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: railroad signaling contractors. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names railroad signaling contractors.
Partial evidence: Its own public description names part of railroad signaling contractors, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name railroad signaling contractors. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 56 railroad signaling contractors based in the United Kingdom

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Railroad signaling contractors based in the United Kingdom at a glance

As of Sep 17, 2026

49.3%Verified-email coverage

21.9Average contacts per company

11-50Median size (employees)

16.1%Largest-city concentration · London

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 56 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 railroad signaling contractors, 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 “railroad signaling contractors”. 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 railroad signaling contractors), 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 railroad signaling contractors, 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, 605 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 17, 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.

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 railroad signaling contractors, 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 railroad signaling contractors are there based in the United Kingdom?

RevenueBase identified 56 railroad signaling contractors 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?

QTS Group, headquartered in Drumclog Strathaven, tops this list with the largest team on record.

Which city has the most railroad signaling contractors?

London leads with 9 headquartered companies, followed by Birmingham (2) and Doncaster (2).

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 605 verified decision-maker contacts tracked across these 56 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 17, 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.