Company lists · Data refreshed November 2026

Top 25 Transit infrastructure specialists worldwide

Name: Transit infrastructure specialists worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 6,284 companies tracked

RevenueBase identified 6,284 company matches for transit infrastructure specialists worldwide as of November 2026 and tracks 349,329 professional contacts across them, including 104,575 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for transit infrastructure specialists 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 transit infrastructure specialists 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

6,284Companies

349,329Contacts tracked

104,575Verified emails

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The 25 largest transit infrastructure specialists worldwide

Ranked by team size

Top 25 of 6,284 company matches for transit infrastructure specialists 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	Trafikverket	Exact match	Borlänge, SwedenHQ recorded Nov 6, 2026	10001+	8,446 contacts →
	Exact match “Vi bidrar till samhällsutvecklingen Alla kommer fram smidigt, grönt och tryggt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	URS Corporation, An Aecom Company	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	10001+	8,131 contacts →
	Exact match “URS Corporation operations are now affiliated with AECOM.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	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
4	CAF Construcciones Y Auxiliar DE Ferrocarriles	Exact match	Beasáin, IsraelHQ recorded Nov 6, 2026	10001+	6,967 contacts →
	Exact match “CAF is a global leader in comprehensive transportation systems, shaping the future of sustainable mobility.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	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
6	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
7	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
8	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
9	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
10	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
11	ICA Ingenieros Civiles Asociados	Exact match	MexicoHQ recorded Nov 6, 2026	10001+	4,059 contacts →
	Exact match “Somos una empresa mexicana con 68 años de experiencia en brindar soluciones integrales a retos complejos de infraestructura.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	STV	Exact match	New York, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,812 contacts →
	Exact match “Follow STV for practical insight into the infrastructure, ideas and people making communities better.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Ferrovie Dello Stato Italiane S.P.A	Exact match	Rome, ItalyHQ recorded Nov 6, 2026	10001+	3,634 contacts →
	Exact match “Infrastructure, passenger transport, logistics, urban regeneration.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	TYLIN	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,268 contacts →
	Exact match “As a global engineering firm, we design infrastructure solutions that connect and elevate communities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Ratp DEV	Exact match	Paris, FranceHQ recorded Nov 6, 2026	10001+	3,043 contacts →
	Exact match “RATP Dev is a subsidiary of the RATP Group, global leader in high-capacity urban rail and the world's third largest public transport operator.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Kleinfelder	Exact match	San Diego, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,456 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
17	VHB	Exact match	Watertown, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,430 contacts →
	Exact match “We are VHB.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Megawide Construction Corporation	Exact match	Quezon City, PhilippinesHQ recorded Nov 6, 2026	1,001-5,000	2,203 contacts →
	Exact match “Megawide is one of the leading engineering and infrastructure firms in the Philippines today, with a decisive portfolio in Engineering, Procurement, Construction and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	KEO International Consultants	Exact match	Safat, KuwaitHQ recorded Nov 6, 2026	1,001-5,000	2,198 contacts →
	Exact match “From shaping iconic skylines to crafting sustainable communities, KEO builds legacies for a better tomorrow.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Meinhardt Group	Exact match	Phnom Penh, SingaporeHQ recorded Nov 6, 2026	1,001-5,000	2,067 contacts →
	Exact match “Meinhardt is one of the most respected Asian-based engineering companies in the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Dragados SA	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	10001+	2,032 contacts →
	Exact match “DRAGADOS, S.A.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Feedback Infra	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	5,001-10,000	1,997 contacts →
	Exact match “Feedback Infra is India’s leading infrastructure services company with interests across sectors like transportation, energy and urban infrastructure.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Rites LTD	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	1,001-5,000	1,987 contacts →
	Exact match “RITES Limited is a Navratna CPSE, under the aegis of the Ministry of Railways.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	CHA Consulting, INC	Exact match	Albany, NH, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,780 contacts →
	Exact match “CHA Consulting, Inc.(CHA) is an innovative, full-service engineering, design, consulting, and program/construction management firm providing a wide range of technology-enhanced…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Rk&k	Exact match	Baltimore, NC, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,760 contacts →
	Exact match “RK & K is a full-service planning, engineering, environmental, and construction management/inspection firm serving a wide range of clients throughout the United States.” 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 “transit infrastructure specialists”. 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 6,284 transit infrastructure specialists worldwide

See the full list, filter by size, metro and specialty, and access 104,575 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transit infrastructure specialists worldwide at a glance

As of Nov 6, 2026

29.9%Verified-email coverage

55.6Average contacts per company

11-50Median size (employees)

1.3%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,664

11-50

1,887

51-200

954

201-500

350

501-1,000

142

1,001-5,000

162

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 transit infrastructure specialists are linked below.
What qualifies: Company records worldwide whose business descriptions match “transit infrastructure specialists” 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 104,575 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.

Transit infrastructure specialists by location

43 lists · largest first

Every Transit infrastructure specialists 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 “transit infrastructure specialists”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transit infrastructure specialists are there worldwide?

RevenueBase identified 6,284 company matches for transit infrastructure specialists 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?

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

Which country has the most transit infrastructure specialists?

The United States leads with 1,202 companies, followed by Germany (385) and the United Kingdom (333). Every transit infrastructure specialists list by country and city is linked on this page.

Which city has the most transit infrastructure specialists?

London leads with 82 company records, followed by Sao Paulo (76) and Tehran (52).

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 104,575 professional contacts with verified work emails tracked across these 6,284 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.