Company lists · Data refreshed September 2026

Top 25 Rail infrastructure contractors worldwide

RevenueBase identified 1,829 rail infrastructure contractors worldwide as of September 2026 and tracks 108,804 professional contacts across them, including 41,116 with verified work emails and 0 with mobile numbers. The United Kingdom is the largest market and London the largest hub.

This list covers rail infrastructure contractors worldwide, 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. Country and city lists for rail infrastructure contractors follow the table.

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
1,829Companies
108,804Contacts tracked
41,116Verified emails
0Mobile numbers
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The 25 largest rail infrastructure contractors worldwide

Ranked by team size
Top 25 of 1,829 rail infrastructure contractors worldwide, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to rail infrastructure 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceMilton Keynes, United KingdomHQ checked Sep 17, 202610001+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, 2026
2Partial evidenceRome, ItalyHQ checked Sep 17, 202610001+10,194 contacts →

Partial evidence

“Rete Ferroviaria Italiana (RFI) is the Company of the Ferrovie dello Stato Group with the public role of Infrastructure Manager.”

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidenceMadrid, SpainHQ checked Sep 17, 202610001+5,077 contacts →

Indirect evidence

“Adif, el Administrador de Infraestructuras Ferroviarias, es una entidad pública empresarial dependiente del Ministerio de Transportes y Movilidad Sostenible.”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceFrankfurt Am Main, GermanyHQ checked Sep 17, 202610001+3,074 contacts →

Indirect evidence

“Die DB Netz AG ist das Schieneninfrastrukturunternehmen der Deutschen Bahn AG.”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceRome, ItalyHQ checked Sep 17, 20261,001-5,0002,701 contacts →

Indirect evidence

“At Italferr – a company belonging to the Italian State Railways Group Ferrovie dello Stato Italiane – we have built up a 30 year long experience at the forefront of cutting-edge…”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceNew Delhi, IndiaHQ checked Sep 17, 20261,001-5,0001,812 contacts →

Indirect evidence

“Ircon International Limited is a central Public Sector Enterprise incorporated as a government company under the Companies Act.”

Source: RevenueBase Database · checked Sep 17, 2026
7Partial evidenceParis, FranceHQ checked Sep 17, 202610001+1,205 contacts →

Partial evidence

“Le groupe Colas est leader mondial de la construction, de l'entretien et de la maintenance des infrastructures de transport.”

Source: RevenueBase Database · checked Sep 17, 2026
8Partial evidenceChelles, FranceHQ checked Sep 17, 20261,001-5,0001,109 contacts →

Partial evidence

“With more than 90 years’ experience in France and internationally, TSO (subsidiary of NGE) puts its expertise to work on: • rail services resumed between Oloron and Bedous • track…”

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceFormiga, BrazilHQ checked Sep 17, 20261,001-5,0001,075 contacts →

Indirect evidence

“Presente em todo território nacional, somos uma construtora especializada em engenharia ferroviária e infraestrutura pesada, que realiza obras de construção civil, superestrutura…”

Source: RevenueBase Database · checked Sep 17, 2026
10Partial evidenceSundbyberg, SwedenHQ checked Sep 17, 20261,001-5,000965 contacts →

Partial evidence

“With 1,600 employees, Infranord is the largest railway engineering contractor in Sweden and a major operator in Norway.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceVianen, NetherlandsHQ checked Sep 17, 20261,001-5,000917 contacts →

Indirect evidence

“Wij zijn VolkerRail: dé spooraannemer van Nederland.”

Source: RevenueBase Database · checked Sep 17, 2026
12Strong evidenceLondon, United KingdomHQ checked Sep 17, 20261,001-5,000868 contacts →

Strong 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, 2026
13Strong evidenceHoddesdon, United KingdomHQ checked Sep 17, 20261,001-5,000863 contacts →

Strong evidence

“VolkerFitzpatrick is a multi-disciplinary contractor working in the civil engineering, building, rail, waste and energy infrastructure sectors.”

Source: RevenueBase Database · checked Sep 17, 2026
14Partial evidenceHamel, MN, IndiaHQ checked Sep 17, 20261,001-5,000856 contacts →

Partial evidence

“Loram is a leading supplier of track maintenance, inspection services and infrastructure optimization services and equipment in North America and around the globe.”

Source: RevenueBase Database · checked Sep 17, 2026
15Indirect evidenceBarnsley, United KingdomHQ checked Sep 17, 20261,001-5,000845 contacts →

Indirect evidence

“Who are we?”

Source: RevenueBase Database · checked Sep 17, 2026
16Strong evidenceDoncaster, United KingdomHQ checked Sep 17, 20261,001-5,000767 contacts →

Strong evidence

“Since entering the construction market in 1935, VolkerRail has become one of the UK’s leading multidisciplinary railway infrastructure contractors.”

Source: RevenueBase Database · checked Sep 17, 2026
17Partial evidenceCharlotte, NC, United StatesHQ checked Sep 17, 20261,001-5,000752 contacts →

Partial evidence

“Harsco Rail, a division of Enviri Corporation, is a global supplier for railway track maintenance and construction.”

Source: RevenueBase Database · checked Sep 17, 2026
18Strong evidenceNew York, NY, United StatesHQ checked Sep 17, 20261,001-5,000721 contacts →

Strong evidence

“RailWorks builds and maintains rail transportation infrastructure that keeps people and goods moving across the United States and Canada.”

Source: RevenueBase Database · checked Sep 17, 2026
19Indirect evidenceBauru, BrazilHQ checked Sep 17, 20261,001-5,000715 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
20Indirect evidenceParis, FranceHQ checked Sep 17, 20261,001-5,000714 contacts →

Indirect evidence

“Date de création : Février 2012 Groupe : SNCF Directeur : M.”

Source: RevenueBase Database · checked Sep 17, 2026
21Indirect evidenceSerra, BrazilHQ checked Sep 17, 20261,001-5,000707 contacts →

Indirect evidence

“Empresa de engenharia civil para obras de infraestrutura.”

Source: RevenueBase Database · checked Sep 17, 2026
22Indirect evidenceNorth America, TX, United StatesHQ checked Sep 17, 20261,001-5,000655 contacts →

Indirect evidence

“Mass.”

Source: RevenueBase Database · checked Sep 17, 2026
23Partial evidenceFrankfort, IN, United StatesHQ checked Sep 17, 20261,001-5,000583 contacts →

Partial evidence

“With more than 45 years of experience, Railserve is the leading provider of industrial rail services in North America.”

Source: RevenueBase Database · checked Sep 17, 2026
24Partial evidenceCarlisle, United KingdomHQ checked Sep 17, 2026501-1,000577 contacts →

Partial evidence

“With regional offices across England and Scotland, Story is highly respected nationally for providing award-winning rail, plant and construction solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
25Strong evidenceWerdohl, GermanyHQ checked Sep 17, 20261,001-5,000522 contacts →

Strong evidence

“For over 140 years, Vossloh has been synonymous with innovation, quality, and reliability in rail infrastructure.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 25 of 1,829 rail infrastructure contractors worldwide

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Rail infrastructure contractors worldwide at a glance

As of Sep 17, 2026
37.8%Verified-email coverage
59.5Average contacts per company
11-50Median size (employees)
2.1%Largest-city concentration · London
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
498
11-50
572
51-200
465
201-500
148
501-1,000
58
1,001-5,000
61
5,001-10,000
6
10001+
10

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 infrastructure 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.
Coverage
15 countries, largest first: the United Kingdom, the United States, Germany, India, Italy, Australia, France, Poland, Brazil, Sweden and 5 more. Country and city lists for rail infrastructure contractors are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “rail infrastructure 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 rail infrastructure 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 rail infrastructure contractors, and records with no verified work email.
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, 41,116 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.

Rail infrastructure contractors by location

15 lists · largest first

Every Rail infrastructure contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 infrastructure 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 rail infrastructure contractors are there worldwide?

RevenueBase identified 1,829 rail infrastructure contractors worldwide 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 country has the most rail infrastructure contractors?

The United Kingdom leads with 298 companies, followed by the United States (242) and Germany (207). Every rail infrastructure contractors list by country and city is linked on this page.

Which city has the most rail infrastructure contractors?

London leads with 38 headquartered companies, followed by Roma (19) and New Delhi (17).

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 41,116 verified decision-maker contacts tracked across these 1,829 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.