Company lists · Data refreshed November 2026

Top 25 Engineering consultancy companies worldwide

Name: Engineering consultancy companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 120,865 companies tracked

RevenueBase identified 120,865 company matches for engineering consultancy companies worldwide as of November 2026 and tracks 3,100,091 professional contacts across them, including 930,316 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for engineering consultancy 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 November 6, 2026. Country and city lists for engineering consultancy 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 Nov 6, 2026 How this list was built

120,865Companies

3,100,091Contacts tracked

930,316Verified emails

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The 25 largest engineering consultancy companies worldwide

Ranked by team size

Top 25 of 120,865 company matches for engineering consultancy companies 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	AECOM	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	10001+	68,572 contacts →
	Exact match “AECOM is the global infrastructure leader, committed to delivering a better world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Jacobs	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	10001+	50,733 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 · Nov 6, 2026 · View company records in RevenueBase
3	Arcadis	Exact match	Amsterdam, CO, United KingdomHQ recorded Nov 6, 2026	10001+	36,645 contacts →
	Exact match “Arcadis is a leading global partner, delivering transformative projects with businesses, cities and industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Stantec	Exact match	Edmonton, AB, CanadaHQ recorded Nov 6, 2026	10001+	30,633 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 · Nov 6, 2026 · View company records in RevenueBase
5	Bechtel Corporation	Exact match	Reston, VA, United StatesHQ recorded Nov 6, 2026	10001+	29,287 contacts →
	Exact match “Bechtel is a trusted engineering, construction and project management partner to industry and government.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Atkinsréalis	Exact match	Montreal, QC, CanadaHQ recorded Nov 6, 2026	10001+	25,123 contacts →
	Exact match “We are a world-class engineering services and nuclear organization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	WSP	Exact match	Montreal, QC, CanadaHQ recorded Nov 6, 2026	10001+	22,927 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 · Nov 6, 2026 · View company records in RevenueBase
8	Mott Macdonald	Exact match	London, ON, United KingdomHQ recorded Nov 6, 2026	10001+	20,316 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 · Nov 6, 2026 · View company records in RevenueBase
9	SWECO	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	10001+	19,587 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 · Nov 6, 2026 · View company records in RevenueBase
10	Quest Global	Exact match	Tokyo, SingaporeHQ recorded Nov 6, 2026	10001+	18,211 contacts →
	Exact match “Quest Global is a global engineering services company that supports customers across a range of industries, including Aerospace & Defence, Automotive, Energy, Hi-Tech, MedTech &…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Ramboll	Exact match	Copenhagen, DenmarkHQ recorded Nov 6, 2026	10001+	16,684 contacts →
	Exact match “Ramboll is a global architecture, engineering and consultancy company founded in Denmark in 1945.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	WOOD	Exact match	Aberdeen, United KingdomHQ recorded Nov 6, 2026	10001+	16,375 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 · Nov 6, 2026 · View company records in RevenueBase
13	GHD	Exact match	Sydney, AustraliaHQ recorded Nov 6, 2026	10001+	15,329 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 · Nov 6, 2026 · View company records in RevenueBase
14	Tetra Tech	Exact match	Pasadena, CA, United StatesHQ recorded Nov 6, 2026	10001+	14,232 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 · Nov 6, 2026 · View company records in RevenueBase
15	Burns & Mcdonnell	Exact match	Kansas City, United StatesHQ recorded Nov 6, 2026	10001+	13,484 contacts →
	Exact match “At Burns & McDonnell, our engineers, construction professionals, architects, planners, technologists and scientists do more than plan, design and construct.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	AFRY	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	10001+	13,426 contacts →
	Exact match “AFRY is a European leader in engineering, design, and advisory services, with a global reach.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	EGIS	Exact match	Saint-quentin-en-yvelines, FranceHQ recorded Nov 6, 2026	10001+	12,851 contacts →
	Exact match “Egis is a leading global architectural, consulting, construction engineering, operations and mobility services firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Black & Veatch	Exact match	Overland Park, KS, United StatesHQ recorded Nov 6, 2026	10001+	11,748 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	DAR	Exact match	Beirut, LebanonHQ recorded Nov 6, 2026	10001+	11,589 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 · Nov 6, 2026 · View company records in RevenueBase
20	Kimley-Horn	Exact match	Raleigh, NC, United StatesHQ recorded Nov 6, 2026	5,001-10,000	11,227 contacts →
	Exact match “Kimley-Horn is one of the nation’s premier planning and design consulting firms.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Snc-Lavalin	Exact match	Montreal, ON, CanadaHQ recorded Nov 6, 2026	10001+	10,892 contacts →
	Exact match “SNC Lavalin is now AtkinsRéalis.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Atkins	Exact match	Epsom, FL, United KingdomHQ recorded Nov 6, 2026	10001+	9,322 contacts →
	Exact match “Atkins is now AtkinsRéalis.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Tata Consulting Engineers	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	8,994 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 · Nov 6, 2026 · View company records in RevenueBase
24	MACE	Exact match	London, United KingdomHQ recorded Nov 6, 2026	5,001-10,000	8,941 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 · Nov 6, 2026 · View company records in RevenueBase
25	Aurecon	Exact match	Docklands, AustraliaHQ recorded Nov 6, 2026	5,001-10,000	8,676 contacts →
	Exact match “Aurecon is an Asia Pacific engineering consultancy that believes the world needs people who can engineer possibilities.” 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 “engineering consultancy 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 120,865 engineering consultancy companies worldwide

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Engineering consultancy companies worldwide at a glance

As of Nov 6, 2026

30.0%Verified-email coverage

25.6Average contacts per company

1-10Median size (employees)

1.3%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

61,709

11-50

38,489

51-200

13,103

201-500

3,637

501-1,000

1,311

1,001-5,000

944

5,001-10,000

158

10001+

201

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 engineering consultancy companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “engineering consultancy 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 930,316 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.

Engineering consultancy companies by location

526 lists · largest first

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

How many engineering consultancy companies are there worldwide?

RevenueBase identified 120,865 company matches for engineering consultancy companies 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?

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

Which country has the most engineering consultancy companies?

The United States leads with 13,335 companies, followed by Brazil (9,468) and the United Kingdom (8,013). Every engineering consultancy companies list by country and city is linked on this page.

Which city has the most engineering consultancy companies?

London leads with 1551 company records, followed by Sao Paulo (1482) and Dubai (713).

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 930,316 professional contacts with verified work emails tracked across these 120,865 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.