Company lists · Data refreshed September 2026

Top 25 Rail infrastructure monitoring companies based in the United Kingdom

Name: Rail infrastructure monitoring companies 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 136 companies tracked

RevenueBase identified 136 company matches for rail infrastructure monitoring companies associated with the United Kingdom as of September 2026 and tracks 4,482 professional contacts across them, including 1,585 with verified work emails. London is the largest hub.

This list covers company matches for rail infrastructure monitoring companies 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 17, 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 17, 2026 How this list was built

136Companies

4,482Contacts tracked

1,585Verified emails

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The 25 largest rail infrastructure monitoring companies based in the United Kingdom

Ranked by team size

Top 25 of 136 company matches for rail infrastructure monitoring companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Colas Rail UK	Exact match	London, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	868 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 · Sep 17, 2026 · View company records in RevenueBase
2	Volkerrail LTD	Exact match	Doncaster, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	767 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 · Sep 17, 2026 · View company records in RevenueBase
3	QTS Group	Exact match	Strathaven, United KingdomHQ recorded Sep 17, 2026	501-1,000	486 contacts →
	Exact match “QTS is one of the country’s leading railways contractors, founded by MD, Alan McLeish.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Cleshar	Exact match	London, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	236 contacts →
	Exact match “Cleshar delivers multidisciplinary services to the rail infrastructure sector.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Adcomms	Exact match	Scunthorpe, United KingdomHQ recorded Sep 17, 2026	201-500	155 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 · Sep 17, 2026 · View company records in RevenueBase
6	TES 2000 LTD	Exact match	Colchester, United KingdomHQ recorded Sep 17, 2026	201-500	142 contacts →
	Exact match “TES Ltd is a long established, highly regarded contractor to the rail industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Trackwork Limited	Exact match	Doncaster, United KingdomHQ recorded Sep 17, 2026	201-500	141 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 · Sep 17, 2026 · View company records in RevenueBase
8	Loram UK LTD	Exact match	Derby, United KingdomHQ recorded Sep 17, 2026	51-200	111 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Aegis Rail	Exact match	Derby, United KingdomHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “AEGIS is a member of the IKOS Group, a global consultancy business with its Headquarters in Paris, France.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Senceive	Exact match	Milton Keynes, United KingdomHQ recorded Sep 17, 2026	51-200	75 contacts →
	Exact match “Our precise, reliable and robust products directly reflect the specific demands of civil engineering, rail and mining environments and empower those responsible for infrastructure…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Macrail	Exact match	Weston Super Mare, United KingdomHQ recorded Sep 17, 2026	51-200	63 contacts →
	Exact match “At MacRail, we deliver integrated workforce and site management solutions that enhance safety, boost efficiency, and drive successful project outcomes across the UK’s rail and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Mpec Technology	Exact match	Derby, United KingdomHQ recorded Sep 17, 2026	11-50	56 contacts →
	Exact match “Intelligent Data Acquisition and Analysis to the Global Rail Industry – Providing data for remote and predictive maintenance of signalling assets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Sonic Rail Services LTD	Exact match	Burnham-on-crouch, United KingdomHQ recorded Sep 17, 2026	51-200	49 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Haigh Rail Limited	Exact match	Bamber Bridge, United KingdomHQ recorded Sep 17, 2026	51-200	42 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 · Sep 17, 2026 · View company records in RevenueBase
15	Inspire Structures LTD	Exact match	York, United KingdomHQ recorded Sep 17, 2026	51-200	41 contacts →
	Exact match “Established in 2013, Inspire was created with a singular mission: to conduct secure, top-notch structure examinations in the railway sector and simultaneously create pathways for…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Railscape LTD	Exact match	Rayleigh, United KingdomHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “Railscape Limited are a specialist services provider to the Rail Industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	HCOMM	Exact match	York, United KingdomHQ recorded Sep 17, 2026	11-50	32 contacts →
	Exact match “HCOMM offer the complete railway telecommunications solution.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Machines With Vision	Exact match	Edinburgh, United KingdomHQ recorded Sep 17, 2026	11-50	24 contacts →
	Exact match “Machines With Vision is a technology company that has developed pioneering solutions to the challenge of location and data positioning in rail, transforming how infrastructure…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Dgauge	Exact match	Derby, United KingdomHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “We believe that more trains can go more places, that network upgrades are overspending millions in unnecessary works, and conservative gauging is constraining our railway.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Enpro Group	Exact match	Wolverhampton, United KingdomHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Your preferred service provider for the rail industry; EnPro provides bespoke consultancy services and project managed solutions for rail industry clients across the UK.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Shannon Rail Services Limited	Exact match	Watford, United KingdomHQ recorded Sep 17, 2026	51-200	23 contacts →
	Exact match “Over 15 years experience providing the UK rail industry with a range of ancillary services including fully mobile solutions for site access control and welfare, SAMS web based…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	C&g Systems	Exact match	Dumbarton, United KingdomHQ recorded Sep 17, 2026	51-200	20 contacts →
	Exact match “C&G Systems provides innovative rail software and consultancy solutions that improve safety, compliance and efficiency across the UK rail industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Hulkro Construction	Exact match	London, United KingdomHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “HULKRO Construction was established over two years ago with the vision of creating a company able to carry out integrated measurement surveying for rail and infrastructure sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Trainfx LTD	Exact match	Derby, United KingdomHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “TrainFX are a specialist rail technology company based in the railway city of Derby, UK, and are industry experts in the design and supply of leading edge technologies to rail…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	RMI Engineering	Exact match	Ringshall, United KingdomHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “RMi Engineering have been trusted for over 20 years to deliver exceptional teams that work around the clock to keep critical assets safe and in service across rail, offshore and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “rail infrastructure monitoring companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 136 rail infrastructure monitoring companies based in the United Kingdom

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Rail infrastructure monitoring companies based in the United Kingdom at a glance

As of Sep 17, 2026

35.4%Verified-email coverage

33.0Average contacts per company

11-50Median size (employees)

14.7%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

5,001-10,000

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 136 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 “rail infrastructure monitoring companies” 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 1,585 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 17, 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 “rail infrastructure monitoring companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rail infrastructure monitoring companies are there based in the United Kingdom?

RevenueBase identified 136 company matches for rail infrastructure monitoring companies 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?

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

Which city has the most rail infrastructure monitoring companies?

London leads with 20 company records, followed by Derby (10) and Doncaster (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 1,585 professional contacts with verified work emails tracked across these 136 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 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 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.