Company lists · Data refreshed September 2026

Top 25 Infrastructure planning consultants worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 30,761 companies tracked

RevenueBase identified 30,761 company matches for infrastructure planning consultants worldwide as of September 2026 and tracks 1,532,504 professional contacts across them, including 529,285 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for infrastructure planning 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 20, 2026. Country and city lists for infrastructure planning 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 20, 2026 How this list was built

30,761Companies

1,532,504Contacts tracked

529,285Verified emails

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The 25 largest infrastructure planning consultants worldwide

Ranked by team size

Top 25 of 30,761 company matches for infrastructure planning consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 20, 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 20, 2026 · View company records in RevenueBase
2	Jacobs	Exact match	Dallas, TX, United StatesHQ recorded Sep 20, 2026	10001+	46,351 contacts →
	Exact match “At Jacobs, we're challenging today to reinvent tomorrow – delivering outcomes and solutions for the world's most complex challenges.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3	Arcadis	Exact match	Amsterdam, NetherlandsHQ recorded Sep 20, 2026	10001+	33,846 contacts →
	Exact match “Arcadis is a leading global partner, delivering transformative projects with businesses, cities and industries.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	Stantec	Exact match	Edmonton, AB, CanadaHQ recorded Sep 20, 2026	10001+	28,416 contacts →
	Exact match “Stantec empowers clients, people, and communities to rise to the world’s greatest challenges at a time when the world faces more unprecedented concerns than ever before.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5	WOOD	Exact match	Aberdeen, United KingdomHQ recorded Sep 20, 2026	10001+	26,949 contacts →
	Exact match “Wood is a global leader in consulting and engineering, delivering critical solutions across energy and materials markets.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	Bechtel Corporation	Exact match	Reston, VA, United StatesHQ recorded Sep 20, 2026	10001+	25,068 contacts →
	Exact match “Bechtel is a trusted engineering, construction and project management partner to industry and government.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	Atkinsréalis	Exact match	Montreal, QC, CanadaHQ recorded Sep 20, 2026	10001+	22,733 contacts →
	Exact match “We are a world-class engineering services and nuclear organization.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	WSP	Exact match	Montreal, QC, CanadaHQ recorded Sep 20, 2026	10001+	20,382 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 · Sep 20, 2026 · View company records in RevenueBase
9	Mott Macdonald	Exact match	London, United KingdomHQ recorded Sep 20, 2026	10001+	19,072 contacts →
	Exact match “We are an engineering, management and development consultancy and one of the largest wholly employee-owned firms of our kind.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10	SWECO	Exact match	Stockholm, SwedenHQ recorded Sep 20, 2026	10001+	18,445 contacts →
	Exact match “Sweco is at the heart of the green transition - planning and designing the sustainable communities and cities of the future.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	Ramboll	Exact match	Copenhagen, DenmarkHQ recorded Sep 20, 2026	10001+	15,715 contacts →
	Exact match “Ramboll is a global architecture, engineering and consultancy company founded in Denmark in 1945.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	GHD	Exact match	Sydney, AustraliaHQ recorded Sep 20, 2026	10001+	14,572 contacts →
	Exact match “We are committed to addressing the world’s biggest challenges in the areas of water, energy and communities.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Tetra Tech	Exact match	Pasadena, CA, United StatesHQ recorded Sep 20, 2026	10001+	12,999 contacts →
	Exact match “Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14	AFRY	Exact match	Stockholm, SwedenHQ recorded Sep 20, 2026	10001+	12,850 contacts →
	Exact match “AFRY is a European leader in engineering, design, and advisory services, with a global reach.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	EGIS	Exact match	Saint-quentin-en-yvelines, FranceHQ recorded Sep 20, 2026	10001+	11,641 contacts →
	Exact match “Egis is a leading global architectural, consulting, construction engineering, operations and mobility services firm.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	Black & Veatch	Exact match	Overland Park, KS, United StatesHQ recorded Sep 20, 2026	10001+	10,851 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	DAR	Exact match	Beirut, LebanonHQ recorded Sep 20, 2026	10001+	10,822 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 · Sep 20, 2026 · View company records in RevenueBase
18	Downer	Exact match	North Ryde, AustraliaHQ recorded Sep 20, 2026	10001+	10,666 contacts →
	Exact match “Enabling communities to thrive.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19	Balfour Beatty PLC	Exact match	London, United KingdomHQ recorded Sep 20, 2026	10001+	10,507 contacts →
	Exact match “Balfour Beatty is a leading international infrastructure group.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20	Kimley-Horn	Exact match	Raleigh, NC, United StatesHQ recorded Sep 20, 2026	5,001-10,000	10,117 contacts →
	Exact match “Kimley-Horn is one of the nation’s premier planning and design consulting firms.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	Atkins	Exact match	Epsom, United KingdomHQ recorded Sep 20, 2026	10001+	9,297 contacts →
	Exact match “Atkins is now AtkinsRéalis.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22	MACE	Exact match	London, United KingdomHQ recorded Sep 20, 2026	5,001-10,000	8,458 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 · Sep 20, 2026 · View company records in RevenueBase
23	Tata Consulting Engineers	Exact match	Mumbai, IndiaHQ recorded Sep 20, 2026	5,001-10,000	8,440 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 · Sep 20, 2026 · View company records in RevenueBase
24	URS Corporation, An Aecom Company	Exact match	San Francisco, CA, United StatesHQ recorded Sep 20, 2026	10001+	7,706 contacts →
	Exact match “URS Corporation operations are now affiliated with AECOM.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25	CDM Smith	Exact match	Boston, MA, United StatesHQ recorded Sep 20, 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 20, 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 “infrastructure planning 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 30,761 infrastructure planning consultants worldwide

See the full list, filter by size, metro and specialty, and access 529,285 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Infrastructure planning consultants worldwide at a glance

As of Sep 20, 2026

34.5%Verified-email coverage

49.8Average contacts per company

11-50Median size (employees)

1.1%Largest-city concentration · London

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

14,721

11-50

9,864

51-200

3,832

201-500

1,174

501-1,000

433

1,001-5,000

427

5,001-10,000

10001+

110

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 infrastructure planning consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “infrastructure planning 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 529,285 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 20, 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.

Infrastructure planning consultants by location

132 lists · largest first

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

How many infrastructure planning consultants are there worldwide?

RevenueBase identified 30,761 company matches for infrastructure planning 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 infrastructure planning consultants?

The United States leads with 5,090 companies, followed by Brazil (1,891) and India (1,602). Every infrastructure planning consultants list by country and city is linked on this page.

Which city has the most infrastructure planning consultants?

London leads with 333 company records, followed by Sao Paulo (320) and Paris (207).

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 529,285 professional contacts with verified work emails tracked across these 30,761 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 20, 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.