Company lists · Data refreshed September 2026

Top 25 Transport consultants worldwide

Name: Transport consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 11,704 companies tracked

RevenueBase identified 11,704 company matches for transport consultants worldwide as of September 2026 and tracks 401,464 professional contacts across them, including 134,384 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for transport consultants 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 September 21, 2026. Country and city lists for transport consultants 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 Sep 21, 2026 How this list was built

11,704Companies

401,464Contacts tracked

134,384Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest transport consultants worldwide

Ranked by team size

Top 25 of 11,704 company matches for transport consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 Sep 21, 2026	10001+	63,914 contacts →
	Exact match “AECOM is the global infrastructure leader, committed to delivering a better world.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	WSP In Canada	Exact match	Montreal, QC, CanadaHQ recorded Sep 21, 2026	10001+	10,015 contacts →
	Exact match “We are one of the world’s leading professional services firms, uniting our engineering, advisory and science-based expertise to shape communities to advance humanity.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Ch2m	Exact match	Englewood, CO, United StatesHQ recorded Sep 21, 2026	10001+	8,088 contacts →
	Exact match “CH2M is now Jacobs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	URS Corporation, An Aecom Company	Exact match	San Francisco, CA, United StatesHQ recorded Sep 21, 2026	10001+	7,706 contacts →
	Exact match “URS Corporation operations are now affiliated with AECOM.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Khatib & Alami	Exact match	Downtown, PolandHQ recorded Sep 21, 2026	5,001-10,000	5,792 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 · Sep 21, 2026 · View company records in RevenueBase
6	Systra	Exact match	Paris, FranceHQ recorded Sep 21, 2026	10001+	5,069 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 · Sep 21, 2026 · View company records in RevenueBase
7	Artelia	Exact match	Saint-ouen, FranceHQ recorded Sep 21, 2026	5,001-10,000	4,612 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 · Sep 21, 2026 · View company records in RevenueBase
8	Michael Baker International	Exact match	Pittsburgh, PA, United StatesHQ recorded Sep 21, 2026	5,001-10,000	4,362 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 · Sep 21, 2026 · View company records in RevenueBase
9	STV	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	3,556 contacts →
	Exact match “STV offers professional services for the infrastructure that powers our lives.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Norconsult	Exact match	Sandvika, NorwayHQ recorded Sep 21, 2026	5,001-10,000	3,555 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 · Sep 21, 2026 · View company records in RevenueBase
11	Buro Happold	Exact match	Bath, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	3,336 contacts →
	Exact match “We are an international, integrated consultancy of engineers, designers and advisers.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	First Transit	Exact match	Lombard, IL, United StatesHQ recorded Sep 21, 2026	10001+	2,611 contacts →
	Exact match “First Transit was acquired in 2023 and is now Transdev.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Kleinfelder	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,344 contacts →
	Exact match “At Kleinfelder, we have been connecting great people to the best work since 1961.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	VHB	Exact match	Watertown, MA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,277 contacts →
	Exact match “We are VHB.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	KCI	Exact match	Sparks, NC, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,207 contacts →
	Exact match “KCI is a 100-percent employee-owned engineering, consulting and construction firm serving clients throughout the United States and beyond.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Olsson	Exact match	Lincoln, NE, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,108 contacts →
	Exact match “Olsson is an engineering firm made up of people who craft expert solutions and designs that improve communities.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Ricardo	Exact match	West Sussex, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	2,104 contacts →
	Exact match “Ricardo, a member of @WSP, is a global engineering company, specialising in complex propulsion, driveline and energy systems, delivering high integrity solutions for customers…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Feedback Infra	Exact match	Gurgaon, IndiaHQ recorded Sep 21, 2026	5,001-10,000	1,956 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 · Sep 21, 2026 · View company records in RevenueBase
19	R&q Ingeniería	Exact match	Santiago, ChileHQ recorded Sep 21, 2026	1,001-5,000	1,939 contacts →
	Exact match “Con más de 49 años en el mercado, R&Q Ingeniería, de capitales chilenos, se ha consolidado como una consultora líder en la región.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	LJA	Exact match	Houston, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,932 contacts →
	Exact match “Employee-Owned.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Rites LTD	Exact match	Gurgaon, IndiaHQ recorded Sep 21, 2026	1,001-5,000	1,850 contacts →
	Exact match “RITES Limited is a Navratna CPSE, under the aegis of the Ministry of Railways.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	JMT	Exact match	Serving Clients Across The Us, MD, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,688 contacts →
	Exact match “Johnson, Mirmiran & Thompson is an employee owned, multi-disciplined firm offering a full array of planning, design, and construction phase consulting services for infrastructure…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Rk&k	Exact match	Baltimore, MD, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,641 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 · Sep 21, 2026 · View company records in RevenueBase
24	CHA Consulting, INC	Exact match	Albany, NY, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,639 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 · Sep 21, 2026 · View company records in RevenueBase
25	Freese And Nichols	Exact match	Fort Worth, TX, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,496 contacts →
	Exact match “Freese and Nichols is a professional planning, consulting and engineering firm serving clients across the United States.” Recorded in the RevenueBase company graph · Sep 21, 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 “transport consultants”. 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 11,704 transport consultants worldwide

See the full list, filter by size, metro and specialty, and access 134,384 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Transport consultants worldwide at a glance

As of Sep 21, 2026

33.5%Verified-email coverage

34.3Average contacts per company

1-10Median size (employees)

2.2%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

6,438

11-50

3,261

51-200

1,260

201-500

376

501-1,000

143

1,001-5,000

130

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 transport consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “transport consultants” 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 134,384 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 September 21, 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.

Transport consultants by location

51 lists · largest first

Every Transport consultants 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 “transport consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transport consultants are there worldwide?

RevenueBase identified 11,704 company matches for transport consultants worldwide as of September 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 transport consultants?

The United States leads with 1,709 companies, followed by the United Kingdom (1,197) and Australia (635). Every transport consultants list by country and city is linked on this page.

Which city has the most transport consultants?

London leads with 253 company records, followed by Sao Paulo (95) and Sydney (90).

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 134,384 professional contacts with verified work emails tracked across these 11,704 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 September 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 11,704 transport consultants worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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.