Company lists · Data refreshed September 2026
Top 25 Rail network operators based in the United Kingdom
RevenueBase identified 52 rail network operators headquartered in the United Kingdom as of September 2026 and tracks 38,202 professional contacts across them, including 17,826 with verified work emails. London is the largest hub.
This list covers rail network operators 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.
The 25 largest rail network operators based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 23,689 contacts → | ||||
Indirect evidence “We’re at the heart of revitalising Britain’s railway, getting people and goods where they need to be and supporting the economy.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,580 contacts → | ||||
Indirect evidence “Southeastern runs train services into London from Kent and East Sussex, operating some 1600 trains a day, carrying more than passengers each weekday, serving 181 stations and…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,414 contacts → | ||||
Indirect evidence “Teimlad Trenau Newydd / That New Train Feeling” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,412 contacts → | ||||
Indirect evidence “Here at Northern, we connect tens of thousands of people in the North of England to work, leisure, education and more every day.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,080 contacts → | ||||
Indirect evidence “The new Greater Anglia franchise began operating on 16 October 2016.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,043 contacts → | ||||
Indirect evidence “We are EMR.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,020 contacts → | ||||
Indirect evidence “We're responsible for delivering more than 97 million customer journeys each year, getting people where they need to be.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 868 contacts → | ||||
Partial evidence “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…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 593 contacts → | ||||
Partial evidence “GBRf’s team of 1,400 people operate over 1,100 trainloads a week, moving over 20% of Britain’s rail freight with 99% reliability.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 356 contacts → | ||||
Partial evidence “We partner with Britain’s train operators to put customers at the heart of everything we do, delivering essential services and dedicated experts who keep the nation’s railway…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 236 contacts → | ||||
Partial evidence “Cleshar delivers multidisciplinary services to the rail infrastructure sector.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 147 contacts → | ||||
Partial evidence “Transport UK is a UK-owned and operated transport group with a strong track record of delivering some of Britain’s highest-performing rail services, including Merseyrail (with…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 129 contacts → | ||||
Indirect evidence “Arriva TrainCare is a leading UK train maintenance company based in Crewe, with five strategically located depots throughout the country (Crewe, Bristol Barton Hill, Eastleigh…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 61 contacts → | ||||
Partial evidence “Arriva UK Trains is a major player in the UK's rail market.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 58 contacts → | ||||
Partial evidence “Rail Operations Group (ROG) have been trusted to deliver specialist, UK wide, rail services for more than 10 years.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 48 contacts → | ||||
Partial evidence “UKRL is a dynamic and innovative rail vehicle engineering, fleet management and train care service provider.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 47 contacts → | ||||
Partial evidence “Our management at UK Rail Limited involves a strategic approach to client relations & operational delivery.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 39 contacts → | ||||
Indirect evidence “Keolis is a leading passenger transport business, operating in 13 countries around the world.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 26 contacts → | ||||
Indirect evidence “As a licensed freight train operating company and a provider of various operational services to the freight industry across the UK, we consistently provide support to users and…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 17 contacts → | ||||
Partial evidence “RailAdventure is a neutral service provider for the rail industry.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 14 contacts → | ||||
Strong evidence “Founded in 2008 Railway Plant Services hires Road Rail Vehicles (RRVs)and certified staff for operation on the Northern Ireland Railways network.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 9 contacts → | ||||
Partial evidence “UKES Rail Ltd was proudly formed in June 2010 by the current Managing Director, Neil Bridgeman.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 8 contacts → | ||||
Indirect evidence “MATISA (U.K.) Ltd was founded in 1964 as a subsidiary of MATISA Materiel Industriel S.A.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 5 contacts → | ||||
Indirect evidence “Something new.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Strong evidence “We enable train operators to unlock secure and profitable freight capacity on passenger train networks, driving revenue growth efficiently and connecting communities with the…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
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: rail network operators. 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 rail network operators.
- Partial evidence
- Its own public description names part of rail network operators, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name rail network operators. 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 52 rail network operators based in the United Kingdom
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Rail network operators based in the United Kingdom at a glance
As of Sep 17, 2026Companies by employee count
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 52 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 rail network operators, 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 “rail network operators”. 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 rail network operators), 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 rail network operators, 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, 17,826 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 rail network operators, 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 rail network operators are there based in the United Kingdom?
RevenueBase identified 52 rail network operators 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?
Network Rail, headquartered in Milton Keynes, tops this list with the largest team on record.
Which city has the most rail network operators?
London leads with 17 headquartered companies, followed by Derby (2) and Glasgow (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 17,826 verified decision-maker contacts tracked across these 52 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.
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