Company lists · Data refreshed November 2026

Top 25 Rail infrastructure consulting companies worldwide

Name: Rail infrastructure consulting companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 16,937 companies tracked

RevenueBase identified 16,937 company matches for rail infrastructure consulting companies worldwide as of November 2026 and tracks 882,621 professional contacts across them, including 271,658 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for rail infrastructure consulting companies 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 rail infrastructure consulting companies 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

16,937Companies

882,621Contacts tracked

271,658Verified emails

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The 25 largest rail infrastructure consulting companies worldwide

Ranked by team size

Top 25 of 16,937 company matches for rail infrastructure consulting companies 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	AECOM	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	10001+	68,572 contacts →
	Exact match “AECOM is the global infrastructure leader, committed to delivering a better world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Atkinsréalis	Exact match	Montreal, QC, CanadaHQ recorded Nov 6, 2026	10001+	25,123 contacts →
	Exact match “We are a world-class engineering services and nuclear organization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	WSP	Exact match	Montreal, QC, CanadaHQ recorded Nov 6, 2026	10001+	22,927 contacts →
	Exact match “WSP is one of the world’s leading engineering, science and infrastructure solutions firms, uniting its multidisciplinary expertise to shape communities to advance humanity.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	AFRY	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	10001+	13,426 contacts →
	Exact match “AFRY is a European leader in engineering, design, and advisory services, with a global reach.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	EGIS	Exact match	Saint-quentin-en-yvelines, FranceHQ recorded Nov 6, 2026	10001+	12,851 contacts →
	Exact match “Egis is a leading global architectural, consulting, construction engineering, operations and mobility services firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Hitachi Rail	Exact match	London, United KingdomHQ recorded Nov 6, 2026	10001+	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
7	DAR	Exact match	Beirut, LebanonHQ recorded Nov 6, 2026	10001+	11,589 contacts →
	Exact match “Dar is one of the world’s leading consultancies, providing design, planning, engineering, sustainability consulting, digital solutions and services, project management, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Wabtec Corporation	Exact match	Pittsburgh, PA, United StatesHQ recorded Nov 6, 2026	10001+	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
9	Tata Consulting Engineers	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	8,994 contacts →
	Exact match “Tata Consulting Engineers Limited (TCE) is the largest Indian private sector engineering and project consultancy and an emerging global leader in integrated engineering solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	MACE	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	8,941 contacts →
	Exact match “Mace Consult launched as a new and independent business on 5 March 2026, through a carve-out from Mace Group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	HNTB	Exact match	Kansas City, MO, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,819 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
12	TRC Companies, INC	Exact match	Windsor, CT, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,280 contacts →
	Exact match “TRC, a member of WSP, stands for adaptability.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	MRS Logística S.A	Exact match	Juiz De Fora, BrazilHQ recorded Nov 6, 2026	10001+	6,590 contacts →
	Exact match “Somos a MRS, Uma das maiores operadoras logísticas do mundo.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Khatib & Alami	Exact match	Downtown, PolandHQ recorded Nov 6, 2026	5,001-10,000	6,495 contacts →
	Exact match “Khatib & Alami (K&A) is a multidisciplinary design consultancy which operates primarily across the Middle East & Africa, Levant, Central and South-East Asia, and Europe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	John Holland	Exact match	Melbourne Cbd, AustraliaHQ recorded Nov 6, 2026	5,001-10,000	6,407 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
16	UGL	Exact match	North Sydney, AustraliaHQ recorded Nov 6, 2026	5,001-10,000	6,306 contacts →
	Exact match “UGL is CIMIC Group's specialist end-to-end engineering, services and operations provider.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Systra	Exact match	Paris, FranceHQ recorded Nov 6, 2026	10001+	5,430 contacts →
	Exact match “SYSTRA is one of the world's leading engineering and consultancy groups specialising in public transport and mobility solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	MTR Corporation Limited 香港鐵路有限公司	Exact match	Kowloon Bay, Hong KongHQ recorded Nov 6, 2026	10001+	5,147 contacts →
	Exact match “To Keep Cities Moving, MTR makes encounters happen and rendezvous for a more connected tomorrow.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	INECO	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	5,001-10,000	5,030 contacts →
	Exact match “Ingeniería y consultoría de referencia en el ámbito de la movilidad sostenible y la transformación digital Englobada dentro del grupo del Ministerio de Transportes y Movilidad…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Artelia	Exact match	Saint-ouen, FranceHQ recorded Nov 6, 2026	5,001-10,000	4,988 contacts →
	Exact match “Artelia is an international multidisciplinary consultancy, engineering and project management group specialising in mobility, water, energy, building and industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Michael Baker International	Exact match	Pittsburgh, PA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	4,504 contacts →
	Exact match “Michael Baker International is a leading provider of engineering, consulting, and technology services spanning four Verticals: Infrastructure, Places and Facilities, Federal and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	RPS	Exact match	Abingdon, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	3,964 contacts →
	Exact match “Founded in 1970, RPS is part of Tetra Tech, a leading global provider of consulting and engineering services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Progress Rail, A Caterpillar Company	Exact match	Albertville, AL, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,950 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
24	DAI	Exact match	Bethesda, United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,827 contacts →
	Exact match “DAI is an integrated professional services and advisory firm that provides project design and delivery, management consulting, and financial services to companies, investors, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Norconsult	Exact match	Sandvika, NorwayHQ recorded Nov 6, 2026	5,001-10,000	3,801 contacts →
	Exact match “Norconsult is a multidisciplinary engineering and design consultancy, providing services to clients in the public and private sectors worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “rail infrastructure consulting companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 16,937 rail infrastructure consulting companies worldwide

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Rail infrastructure consulting companies worldwide at a glance

As of Nov 6, 2026

30.8%Verified-email coverage

52.1Average contacts per company

11-50Median size (employees)

1.5%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

7,023

11-50

5,331

51-200

2,707

201-500

875

501-1,000

356

1,001-5,000

326

5,001-10,000

10001+

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 rail infrastructure consulting companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “rail infrastructure consulting companies” 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 271,658 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.

Rail infrastructure consulting companies by location

103 lists · largest first

Every Rail infrastructure consulting companies 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 “rail infrastructure consulting companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rail infrastructure consulting companies are there worldwide?

RevenueBase identified 16,937 company matches for rail infrastructure consulting companies 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?

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

Which country has the most rail infrastructure consulting companies?

The United States leads with 1,357 companies, followed by the United Kingdom (1,212) and India (1,163). Every rail infrastructure consulting companies list by country and city is linked on this page.

Which city has the most rail infrastructure consulting companies?

London leads with 246 company records, followed by Sao Paulo (163) and Sydney (132).

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 271,658 professional contacts with verified work emails tracked across these 16,937 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.