Company lists · Data refreshed November 2026

Top 25 Railroad engineering contractors worldwide

RevenueBase identified 4,477 company matches for railroad engineering contractors worldwide as of November 2026 and tracks 191,519 professional contacts across them, including 57,889 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for railroad engineering 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 engineering 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
4,477Companies
191,519Contacts tracked
57,889Verified emails
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The 25 largest railroad engineering contractors worldwide

Ranked by team size
Top 25 of 4,477 company matches for railroad engineering 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 matchPittsburgh, PA, United StatesHQ recorded Nov 6, 202610001+10,657 contacts →

Exact match

“Wabtec is a leading global provider of equipment, systems, digital solutions, and value-added services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchMelbourne Cbd, AustraliaHQ recorded Nov 6, 20265,001-10,0006,407 contacts →

Exact match

“At John Holland, our purpose is simple: we transform lives.”

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 matchSan Diego, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,456 contacts →

Exact match

“At Kleinfelder, we have been connecting great people to the best work since 1961.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchJeddah, Saudi ArabiaHQ recorded Nov 6, 202610001+2,230 contacts →

Exact match

“Almabani General Contractors has a long robust history which began when the founders’ established the company in Jeddah, Saudi Arabia in October 1972.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchFaridabad, IndiaHQ recorded Nov 6, 20261,001-5,0001,972 contacts →

Exact match

“SYSTRA is a consulting and engineering firm, a world leader in public transport infrastructure engineering.”

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 matchPorto Alegre, BrazilHQ recorded Nov 6, 20261,001-5,0001,370 contacts →

Exact match

“A Toniolo, Busnello S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchRueil-malmaison, FranceHQ recorded Nov 6, 20265,001-10,0001,306 contacts →

Exact match

“Soletanche Bachy is a world benchmark in foundations and soil technologies, and is involved in over projects every year.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact 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
14Exact 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
15Exact 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
16Exact 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
17Exact 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
18Exact 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
19Exact 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
20Exact 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
21Exact matchHamel, MN, IndiaHQ recorded Nov 6, 20261,001-5,000903 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBarnsley, United KingdomHQ recorded Nov 6, 20261,001-5,000871 contacts →

Exact match

“Who are we?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWarsaw, PolandHQ recorded Nov 6, 20261,001-5,000852 contacts →

Exact match

“Czynimy świat lepszym, ułatwiając ludziom codziennie życie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact 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
25Exact matchBauru, BrazilHQ recorded Nov 6, 20261,001-5,000798 contacts →

Exact match

“A BC2 é uma empresa especializada na prestação de serviços de manutenção, conservação, obras e ITS em rodovias, aeroportos e ferrovias.”

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

Showing 25 of 4,477 railroad engineering contractors worldwide

See the full list, filter by size, metro and specialty, and access 57,889 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Railroad engineering contractors worldwide at a glance

As of Nov 6, 2026
30.2%Verified-email coverage
42.8Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,271
11-50
1,418
51-200
1,033
201-500
375
501-1,000
151
1,001-5,000
118
5,001-10,000
24
10001+
15

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 engineering contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “railroad engineering 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 57,889 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 engineering contractors by location

22 lists · largest first

Every Railroad engineering 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 engineering contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many railroad engineering contractors are there worldwide?

RevenueBase identified 4,477 company matches for railroad engineering 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?

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

Which country has the most railroad engineering contractors?

The United States leads with 801 companies, followed by the United Kingdom (435) and Germany (344). Every railroad engineering contractors list by country and city is linked on this page.

Which city has the most railroad engineering contractors?

London leads with 51 company records, followed by Sao Paulo (31) and Rome (28).

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 57,889 professional contacts with verified work emails tracked across these 4,477 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.