Company lists · Data refreshed September 2026

Top 25 Transportation engineering staffing companies worldwide

Name: Transportation engineering staffing companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 8,790 companies tracked

RevenueBase identified 8,790 company matches for transportation engineering staffing companies worldwide as of September 2026 and tracks 248,011 professional contacts across them, including 78,328 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for transportation engineering staffing 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 September 29, 2026. Country and city lists for transportation engineering staffing 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 Sep 29, 2026 How this list was built

8,790Companies

248,011Contacts tracked

78,328Verified emails

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The 25 largest transportation engineering staffing companies worldwide

Ranked by team size

Top 25 of 8,790 company matches for transportation engineering staffing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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	CDM Smith	Exact match	Boston, MA, United StatesHQ recorded Sep 29, 2026	5,001-10,000	7,527 contacts →
	Exact match “CDM Smith is shaping what’s next, now, with world class solutions in water, environment, transportation and energy to public and private clients worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Terracon	Exact match	Olathe, KS, United StatesHQ recorded Sep 29, 2026	5,001-10,000	6,113 contacts →
	Exact match “Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Michael Baker International	Exact match	Pittsburgh, PA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
4	Murphy	Exact match	London, United KingdomHQ recorded Sep 29, 2026	1,001-5,000	3,095 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 · Sep 29, 2026 · View company records in RevenueBase
5	Italferr S.P.A	Exact match	Rome, ItalyHQ recorded Sep 29, 2026	1,001-5,000	2,701 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 · Sep 29, 2026 · View company records in RevenueBase
6	Kleinfelder	Exact match	San Diego, CA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
7	VHB	Exact match	Watertown, MA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,277 contacts →
	Exact match “We are VHB.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	ECS Group Of Companies	Exact match	Chantilly, VA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	2,210 contacts →
	Exact match “ECS Group of Companies is a Chantilly, VA-based consulting engineering firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Systra India	Exact match	Faridabad, IndiaHQ recorded Sep 29, 2026	1,001-5,000	1,841 contacts →
	Exact match “SYSTRA is a consulting and engineering firm, a world leader in public transport infrastructure engineering.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	Rk&k	Exact match	Baltimore, MD, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
11	Normatel Engenharia	Exact match	Fortaleza, BrazilHQ recorded Sep 29, 2026	1,001-5,000	1,628 contacts →
	Exact match “Fundada em 1977, a Normatel Engenharia desenvolveu durante esses anos uma sólida, dinâmica e bem estruturada base técnica e de gestão, com ampla visão de mercado.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Garver	Exact match	North Little Rock, AR, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,499 contacts →
	Exact match “Founded in 1919, Garver is an employee-owned engineering, planning, and environmental services firm focused on aviation, transportation, buildings, federal, water and wastewater…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	RENCO	Exact match	Pesaro, ItalyHQ recorded Sep 29, 2026	1,001-5,000	1,494 contacts →
	Exact match “Renco S.p.A, an Italian company founded in 1979, is continually committed to providing its Clients with sound business solutions in an ever increasingly complex and challenging…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	GPI Greenman-Pedersen, INC	Exact match	Melville, NY, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,354 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	Walter P Moore	Exact match	Houston, TX, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,298 contacts →
	Exact match “Welcome to Walter P Moore!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Consor	Exact match	United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,292 contacts →
	Exact match “Consor is a leading engineering and consulting firm advancing intelligent, future-ready infrastructure across transportation and water systems.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Construction Labor Contractors	Exact match	Round Rock, TX, United StatesHQ recorded Sep 29, 2026	501-1,000	1,234 contacts →
	Exact match “Let us make construction staffing work for you.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Movares	Exact match	Utrecht, NetherlandsHQ recorded Sep 29, 2026	1,001-5,000	1,213 contacts →
	Exact match “Movares is an engineering consultancy, providing solutions to capacity, safety, and integration problems in the areas of mobility, infrastructure and transportation systems.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Volkert, INC	Exact match	Mobile, AL, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,199 contacts →
	Exact match “Volkert’s history began in 1925 when it was founded in New Orleans as Doullut & Erwin to provide waterfront and heavy construction services, as well as airport design services…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	TRS Staffing Solutions	Exact match	Greenville, United StatesHQ recorded Sep 29, 2026	201-500	1,187 contacts →
	Exact match “TRS Staffing Solutions is a world leading engineering recruitment agency specialising in the recruitment and supply of professional, engineering, technical and field talent.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	LEA Associates South Asia Private Limited	Exact match	New Delhi, IndiaHQ recorded Sep 29, 2026	1,001-5,000	1,092 contacts →
	Exact match “also known as, is a premier engineering, planning and management consulting organization in India, operational since 1993.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	David Evans And Associates, INC	Exact match	Portland, OR, United StatesHQ recorded Sep 29, 2026	501-1,000	1,031 contacts →
	Exact match “Since its founding in 1976 in Portland, Oregon, DEA has become a recognized leader for progressive and sustainable design and management solutions for complex transportation, land…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	GAI Consultants, INC	Exact match	Homestead, PA, United StatesHQ recorded Sep 29, 2026	501-1,000	964 contacts →
	Exact match “Transforming ideas into reality® since 1958, GAI Consultants is an engineering, planning, and environmental consulting firm that provides customized solutions and local expertise…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Sraco Human Resources Company	Exact match	Dammam, Saudi ArabiaHQ recorded Sep 29, 2026	10001+	947 contacts →
	Exact match “SRACO Human Resources Company was established in 2016 to provide the Saudi market with qualified and trained manpower for all activities, commercial, industrial, and domestic…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Transystems	Exact match	Kansas City, MO, United StatesHQ recorded Sep 29, 2026	1,001-5,000	850 contacts →
	Exact match “TranSystems plans, designs, and oversees construction to enhance the transportation networks and infrastructure that makes communities more livable today and in the future.” Recorded in the RevenueBase company graph · Sep 29, 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 “transportation engineering staffing 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 8,790 transportation engineering staffing companies worldwide

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Transportation engineering staffing companies worldwide at a glance

As of Sep 29, 2026

31.6%Verified-email coverage

28.2Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · London

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

3,794

11-50

2,798

51-200

1,393

201-500

453

501-1,000

156

1,001-5,000

123

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 transportation engineering staffing companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “transportation engineering staffing 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 78,328 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 29, 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.

Transportation engineering staffing companies by location

48 lists · largest first

Every Transportation engineering staffing 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 “transportation engineering staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transportation engineering staffing companies are there worldwide?

RevenueBase identified 8,790 company matches for transportation engineering staffing companies 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?

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

Which country has the most transportation engineering staffing companies?

The United States leads with 2,545 companies, followed by the United Kingdom (595) and Germany (454). Every transportation engineering staffing companies list by country and city is linked on this page.

Which city has the most transportation engineering staffing companies?

London leads with 109 company records, followed by Houston (89) and Sao Paulo (66).

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 78,328 professional contacts with verified work emails tracked across these 8,790 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 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 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.