Company lists · Data refreshed September 2026

Top 25 Railroad consulting firms worldwide

RevenueBase identified 4,121 railroad consulting firms worldwide as of September 2026 and tracks 118,917 professional contacts across them, including 40,939 with verified work emails. The United States is the largest market and London the largest hub.

This list covers railroad consulting firms 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 29, 2026. Country and city lists for railroad consulting firms 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 29, 2026 86% judged on-target in blind review
4,121Companies
118,917Contacts tracked
40,939Verified emails
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The 25 largest railroad consulting firms worldwide

Ranked by team size
Top 25 of 4,121 railroad consulting firms worldwide, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to railroad consulting firms: 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 evidenceLondon, United KingdomHQ checked Sep 29, 202610001+11,800 contacts →

Indirect evidence

“Hitachi Rail is committed to driving a sustainable mobility transition and helping every passenger, customer and community enjoy more connected, seamless and sustainable transport.”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceOlathe, KS, United StatesHQ checked Sep 29, 20265,001-10,0006,113 contacts →

Partial evidence

“Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceKowloon Bay, Hong KongHQ checked Sep 29, 202610001+4,764 contacts →

Indirect evidence

“To Keep Cities Moving, MTR makes encounters happen and rendezvous for a more connected tomorrow.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceRome, ItalyHQ checked Sep 29, 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 29, 2026
5Partial evidenceChantilly, VA, United StatesHQ checked Sep 29, 20261,001-5,0002,210 contacts →

Partial evidence

“ECS Group of Companies is a Chantilly, VA-based consulting engineering firm.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceHouston, TX, United StatesHQ checked Sep 29, 20261,001-5,0001,932 contacts →

Indirect evidence

“Employee-Owned.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceFaridabad, IndiaHQ checked Sep 29, 20261,001-5,0001,841 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceIndiaHQ checked Sep 29, 20261,001-5,0001,585 contacts →

Indirect evidence

“RITES is a consultancy agency rendering services in transporation sector and infrastructure areas.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceMiddleton, WI, United StatesHQ checked Sep 29, 20261,001-5,0001,355 contacts →

Indirect evidence

“Mead & Hunt provides clients with expert planning, architecture design, engineering, environmental and construction administration services across a wide variety of market…”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceMelville, NY, United StatesHQ checked Sep 29, 20261,001-5,0001,354 contacts →

Partial evidence

“With a staff of over 1,800 professionals, Greenman-Pedersen, Inc.(GPI) is a leading engineering consulting firm that specializes in the innovative design and construction of…”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceUtrecht, NetherlandsHQ checked Sep 29, 20261,001-5,0001,213 contacts →

Indirect evidence

“Movares is an engineering consultancy, providing solutions to capacity, safety, and integration problems in the areas of mobility, infrastructure and transportation systems.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceChelles, FranceHQ checked Sep 29, 20261,001-5,0001,109 contacts →

Indirect 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 29, 2026
13Partial evidenceLevallois-perret, FranceHQ checked Sep 29, 20261,001-5,0001,042 contacts →

Partial evidence

“JOIN US : contact@ikosconsulting.com IKOS is a leading technology consulting firm specialized in the Railway sector with an additional offer in Energy.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidencePeachtree Corners, GA, United StatesHQ checked Sep 29, 2026501-1,000985 contacts →

Partial evidence

“Pond, an ENERCON company, is a full-service consulting firm that has provided integrated engineering, architecture, planning, and construction management solutions to public and…”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceHomestead, PA, United StatesHQ checked Sep 29, 2026501-1,000964 contacts →

Partial evidence

“Transforming ideas into reality® since 1958, GAI Consultants is an engineering, planning, and environmental consulting firm that provides customized solutions and local expertise…”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceHamel, MN, IndiaHQ checked Sep 29, 20261,001-5,000856 contacts →

Indirect 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 29, 2026
17Indirect evidenceIselin, NJ, United StatesHQ checked Sep 29, 20261,001-5,000762 contacts →

Indirect evidence

“This page is now closed.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceNew York, NY, United StatesHQ checked Sep 29, 20261,001-5,000721 contacts →

Indirect 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 29, 2026
19Indirect evidenceParis, FranceHQ checked Sep 29, 20261,001-5,000714 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceAnkara, TürkiyeHQ checked Sep 29, 2026501-1,000711 contacts →

Indirect evidence

“TCDD Teknik is an engineering company managed with 100% public capital.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceSpringfield, IL, United StatesHQ checked Sep 29, 2026501-1,000584 contacts →

Indirect evidence

“Hanson specializes in engineering, planning and a range of allied services.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceFrankfort, IN, United StatesHQ checked Sep 29, 20261,001-5,000583 contacts →

Indirect 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 29, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200582 contacts →

Partial evidence

“Our Rail Experts Have Transformed The Performance Of Britain’s Railway…They Can Help You Transform Yours Network Rail Consulting is the wholly owned international consultancy arm…”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceBelo Horizonte, BrazilHQ checked Sep 29, 2026501-1,000491 contacts →

Partial evidence

“A Strata Engenharia, certificada pela NBR ISO é uma empresa de Engenharia Consultiva com especialização em Infra-Estrutura Viária, abrangendo as áreas rodoviária, urbana…”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceStrathaven, United KingdomHQ checked Sep 29, 2026501-1,000486 contacts →

Indirect evidence

“QTS is one of the country’s leading railways contractors, founded by MD, Alan McLeish.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 4,121 railroad consulting firms worldwide

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Railroad consulting firms worldwide at a glance

As of Sep 29, 2026
34.4%Verified-email coverage
28.9Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
2,064
11-50
1,205
51-200
553
201-500
162
501-1,000
55
1,001-5,000
55
5,001-10,000
8
10001+
6

Email recency is reported on each country list linked below.

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 railroad consulting firms, 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
Every country. Country and city lists for railroad consulting firms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “railroad consulting firms”. 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 railroad consulting firms), 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 railroad consulting firms, 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, 40,939 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 29, 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.

Railroad consulting firms by location

22 lists · largest first

Every Railroad consulting firms 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 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 railroad consulting firms, 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 railroad consulting firms are there worldwide?

RevenueBase identified 4,121 railroad consulting firms 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?

Hitachi Rail, headquartered in London, tops this list with the largest team on record.

Which country has the most railroad consulting firms?

The United States leads with 1,107 companies, followed by the United Kingdom (339) and Germany (258). Every railroad consulting firms list by country and city is linked on this page.

Which city has the most railroad consulting firms?

London leads with 69 headquartered companies, followed by Tehran (36) and Melbourne (31).

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 40,939 verified decision-maker contacts tracked across these 4,121 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 29, 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.