Company lists · Data refreshed November 2026

Top 25 Railway technology consultants based in the United Kingdom

RevenueBase identified 604 company matches for railway technology consultants associated with the United Kingdom as of November 2026 and tracks 27,324 professional contacts across them, including 9,913 with verified work emails. London is the largest hub.

This list covers company matches for railway technology consultants 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
604Companies
27,324Contacts tracked
9,913Verified emails
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The 25 largest railway technology consultants based in the United Kingdom

Ranked by team size
Top 25 of 604 company matches for railway technology consultants 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 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
3Exact 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
4Exact 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
5Exact matchLondon, United KingdomHQ recorded Nov 6, 202610001+528 contacts →

Exact match

“We are a leading Engineering and IT consultancy operating across all sectors in 30 different countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchStaines-upon-thames, United KingdomHQ recorded Nov 6, 20261,001-5,000517 contacts →

Exact match

“Imtech has rebranded to Dalkia UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGuildford, United KingdomHQ recorded Nov 6, 2026201-500251 contacts →

Exact match

“Actica Consulting is a business and technology consultancy specialising in the delivery of complex transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMelksham, United KingdomHQ recorded Nov 6, 2026501-1,000235 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPencoed, United KingdomHQ recorded Nov 6, 202651-200225 contacts →

Exact match

“Technology services for the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBirmingham, United KingdomHQ recorded Nov 6, 20261,001-5,000195 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDerby, United KingdomHQ recorded Nov 6, 2026201-500189 contacts →

Exact match

“At Resonate, we design, develop and deploy digital railway and connected transport solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAldgate, United KingdomHQ recorded Nov 6, 202651-200174 contacts →

Exact match

“Connecting You Across the UK and Worldwide Our team of accredited engineers and consultants cover a broad range of technologies, enabling us to deliver innovative solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGreenwich, United KingdomHQ recorded Nov 6, 2026201-500170 contacts →

Exact match

“About Ontrak Recruitment and Training Ontrak Recruitment and Training is a leading temporary staffing agency dedicated to the dynamic railway industry in the United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact 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
16Exact 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
17Exact matchBristol, United KingdomHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“Driven by our forward-thinking, innovative and trustworthy people, we work collectively, pooling our respective talents to form an inspirational partner of choice.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchPeterborough, United KingdomHQ recorded Nov 6, 2026501-1,000123 contacts →

Exact match

“Genesis Technology Services Limited (GTS Ltd) is a leading engineering service provider in the UK and a global multinational corporation, based in Cambridgeshire, UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchManchester, United KingdomHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Mason Advisory Limited (Mason Advisory) is a digital and technology advisory firm providing strategic, technical and commercial advice to organisations across the private and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLeeds, United KingdomHQ recorded Nov 6, 2026501-1,000114 contacts →

Exact match

“Making Transport Work, Safely, Efficiently and Sustainably.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDerby, United KingdomHQ recorded Nov 6, 202651-200111 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchTrowbridge, United KingdomHQ recorded Nov 6, 202651-200103 contacts →

Exact match

“SA Group is a rapidly growing business management consultancy supporting clients in the delivery of vital projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBirmingham, United KingdomHQ recorded Nov 6, 202611-5098 contacts →

Exact match

“At SLC Rail we help government bodies, developers and TOCs to form visionary rail strategies, develop successful rail schemes and manage project delivery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTamworth, United KingdomHQ recorded Nov 6, 202651-20098 contacts →

Exact match

“As the only specialist portable rail plant provider in the UK, Torrent Trackside has a unique understanding of the needs and challenges of the rail industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact 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

Showing 25 of 604 railway technology consultants based in the United Kingdom

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Railway technology consultants based in the United Kingdom at a glance

As of Nov 6, 2026
36.3%Verified-email coverage
45.2Average contacts per company
1-10Median size (employees)
21.0%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
312
11-50
157
51-200
88
201-500
24
501-1,000
9
1,001-5,000
7
5,001-10,000
1
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 604 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 “railway technology consultants” 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 9,913 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 “railway technology consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many railway technology consultants are there based in the United Kingdom?

RevenueBase identified 604 company matches for railway technology consultants 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 railway technology consultants?

London leads with 127 company records, followed by Derby (30) and Doncaster (14).

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 9,913 professional contacts with verified work emails tracked across these 604 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.