Company lists · Data refreshed November 2026

Top 25 Railroad contractors worldwide

RevenueBase identified 6,994 company matches for railroad contractors worldwide as of November 2026 and tracks 236,470 professional contacts across them, including 69,418 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for railroad contractors worldwide, 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. Country and city lists for railroad contractors follow the table.

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
6,994Companies
236,470Contacts tracked
69,418Verified emails
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The 25 largest railroad contractors worldwide

Ranked by team size
Top 25 of 6,994 company matches for railroad contractors worldwide, 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 matchKansas City, MO, United StatesHQ recorded Nov 6, 20265,001-10,0007,819 contacts →

Exact match

“For over a century, HNTB has shaped the built environment with distinctive expertise across a full spectrum of infrastructure solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrussels, BelgiumHQ recorded Nov 6, 20265,001-10,0004,919 contacts →

Exact match

“Infrabel builds, maintains and renews the railway infrastructure in Belgium: tracks, switches, bridges, tunnels, overpasses and signals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchWatsonville, TX, United StatesHQ recorded Nov 6, 20265,001-10,0004,837 contacts →

Exact match

“From infrastructure that facilitates the movement of goods and people to projects that improve the way we live, work, and play, high-value partnerships power our projects and fuel…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAlbertville, AL, United StatesHQ recorded Nov 6, 20265,001-10,0003,950 contacts →

Exact match

“Our team creates lifelong customer relationships, supplying comprehensive rolling stock and infrastructure solutions for the global rail industry and setting the standard for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0003,366 contacts →

Exact match

“Murphy is a leading international, multi-disciplined engineering and construction company founded in 1951 that improves life by delivering world-class infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchVienna, AustriaHQ recorded Nov 6, 202610001+2,810 contacts →

Exact match

“Driving innovation for excellence – that’s what PORR stands for for more than 150 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 20265,001-10,0001,900 contacts →

Exact match

“ABV Rock Group is a construction contractor that operates in several interlinked sectors covering buildings and civil works, and acts as a principal and specialist contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNew Delhi, IndiaHQ recorded Nov 6, 20261,001-5,0001,850 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRueil-malmaison, FranceHQ recorded Nov 6, 20261,001-5,0001,703 contacts →

Exact match

“Au sein des métiers Réseaux France de VINCI Construction, ETF conçoit, construit et entretient chaque jour les infrastructures ferroviaires nationales, urbaines et privées en…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchRome, ItalyHQ recorded Nov 6, 20261,001-5,0001,686 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchKolkata, IndiaHQ recorded Nov 6, 2026501-1,0001,389 contacts →

Exact match

“Established in 1920, BRIDGE & ROOF CO.(INDIA) LTD.(B&R) has grown into a premier multi-disciplinary Engineering and Construction organisation in the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchParis, FranceHQ recorded Nov 6, 202610001+1,342 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchParma, United StatesHQ recorded Nov 6, 20261,001-5,0001,242 contacts →

Exact match

“Impresa Pizzarotti & C.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 20261,001-5,0001,232 contacts →

Exact match

“A Construtora Ápia está classificada entre as principais empresas de construção pesada do país.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSengenthal, GermanyHQ recorded Nov 6, 20265,001-10,0001,215 contacts →

Exact match

“Bau.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchChelles, FranceHQ recorded Nov 6, 20261,001-5,0001,188 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFormiga, BrazilHQ recorded Nov 6, 20261,001-5,0001,176 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLibertyville, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,092 contacts →

Exact match

“With a legacy of providing transformative construction solutions, Aldridge is committed to being your contractor of choice to power America’s critical infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSevenoaks, United KingdomHQ recorded Nov 6, 20261,001-5,0001,053 contacts →

Exact match

“FM Conway is a leading infrastructure services company delivering vital services in transportation, the built environment and open spaces for communities and businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSundbyberg, SwedenHQ recorded Nov 6, 20261,001-5,0001,029 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCentro, UruguayHQ recorded Nov 6, 20261,001-5,000956 contacts →

Exact match

“We have been providing engineering, construction, infrastructure installation, operation and maintenance services for the public and private sectors in the Uruguayan market since…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchVianen, NetherlandsHQ recorded Nov 6, 20261,001-5,000954 contacts →

Exact match

“Wij zijn VolkerRail: dé spooraannemer van Nederland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 2026501-1,000952 contacts →

Exact match

“KAD is a multi-disciplinary construction company which has expanded its operation in strategic infrastructure projects to become one of the most reliable contracting companies in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHoddesdon, United KingdomHQ recorded Nov 6, 20261,001-5,000934 contacts →

Exact match

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

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

Showing 25 of 6,994 railroad contractors worldwide

See the full list, filter by size, metro and specialty, and access 69,418 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Railroad contractors worldwide at a glance

As of Nov 6, 2026
29.4%Verified-email coverage
33.8Average contacts per company
11-50Median size (employees)
0.7%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,733
11-50
2,301
51-200
1,757
201-500
631
501-1,000
229
1,001-5,000
183
5,001-10,000
30
10001+
17

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for railroad contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “railroad contractors” 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. 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 69,418 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.

Railroad contractors by location

30 lists · largest first

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

Countries

Cities

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 “railroad contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many railroad contractors are there worldwide?

RevenueBase identified 6,994 company matches for railroad contractors worldwide 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?

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

Which country has the most railroad contractors?

The United States leads with 1,848 companies, followed by the United Kingdom (457) and Germany (392). Every railroad contractors list by country and city is linked on this page.

Which city has the most railroad contractors?

London leads with 52 company records, followed by Sao Paulo (33) and Rome (30).

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 69,418 professional contacts with verified work emails tracked across these 6,994 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.