Company lists · Data refreshed November 2026

Top 25 Integrated project delivery consultants worldwide

Name: Integrated project delivery consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 14,521 companies tracked

RevenueBase identified 14,521 company matches for integrated project delivery consultants worldwide as of November 2026 and tracks 212,712 professional contacts across them, including 79,037 with verified work emails. The United States is the largest market and London the largest hub.

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

14,521Companies

212,712Contacts tracked

79,037Verified emails

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The 25 largest integrated project delivery consultants worldwide

Ranked by team size

Top 25 of 14,521 company matches for integrated project delivery consultants 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	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
2	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
3	The Whiting-Turner Contracting Company	Exact match	Towson, MD, United StatesHQ recorded Nov 6, 2026	1,001-5,000	6,070 contacts →
	Exact match “How fortunate we all are to work in an industry that produces such a tangible work product that affects so many profoundly.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Sundt Construction	Exact match	Tempe, AZ, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,757 contacts →
	Exact match “Sundt Construction, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	The Haskell Company	Exact match	Jacksonville, WI, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,439 contacts →
	Exact match “Haskell delivers over $3 billion annually in Architecture, Engineering, Construction (AEC) and Consulting solutions to assure certainty of outcome for complex capital projects…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	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
7	DLR Group	Exact match	30 Offices, TN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,118 contacts →
	Exact match “DLR Group is an integrated design firm delivering architecture, engineering, interiors, planning, and building optimization for new construction, renovation, and adaptive reuse.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	DT Global	Exact match	Arlington, VA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,890 contacts →
	Exact match “DT Global is a project delivery and advisory firm that works with clients worldwide to deliver sustainable positive impact.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	DAR Engineering	Exact match	Riyadh, Saudi ArabiaHQ recorded Nov 6, 2026	1,001-5,000	1,564 contacts →
	Exact match “DAR Engineering is a leading multidisciplinary consultancy firm providing design, architecture, engineering, project management, construction management and planning services…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Davey Resource Group, INC	Exact match	Kent, OH, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,477 contacts →
	Exact match “Davey Resource Group, Inc.(DRG) provides innovative consulting and field services that support utility infrastructure and environmental stewardship.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	The Weitz Company	Exact match	Des Moines, AZ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,229 contacts →
	Exact match “The Weitz Company, a subsidiary of Orascom Construction PLC, is a full-service construction company, general contractor, design-builder and construction manager with office…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Athié Wohnrath	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	501-1,000	1,198 contacts →
	Exact match “Para nós do Grupo a\|w, projetos impactantes são aqueles que traduzem o jeito de ser das pessoas e os valores das empresas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	The Beck Group	Exact match	Dallas, FL, United StatesHQ recorded Nov 6, 2026	501-1,000	1,178 contacts →
	Exact match “We integrate architecture, construction, sustainability, and technology to transform how our clients design and build.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Asplan Viak AS	Exact match	Sandvika, NorwayHQ recorded Nov 6, 2026	1,001-5,000	1,123 contacts →
	Exact match “Asplan Viak er et av Norges ledende rådgivnings-selskaper innen plan, arkitektur- og ingeniørfag.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	M3 Engineering & Technology Corp	Exact match	Tucson, AZ, United StatesHQ recorded Nov 6, 2026	501-1,000	802 contacts →
	Exact match “M3 is a privately held full service design firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	American Structurepoint	Exact match	Indianapolis, OH, United StatesHQ recorded Nov 6, 2026	501-1,000	780 contacts →
	Exact match “Established in 1966, American Structurepoint has developed a national and international reputation for our work in a variety of disciplines and markets throughout the built…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Harvey Cleary	Exact match	Houston, CO, United StatesHQ recorded Nov 6, 2026	501-1,000	761 contacts →
	Exact match “Harvey Cleary is a leading, full-service general contractor headquartered in Houston, Texas.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Smith Andersen	Exact match	Toronto, MB, CanadaHQ recorded Nov 6, 2026	501-1,000	730 contacts →
	Exact match “What does it take to be one of Canada’s most respected integrated engineering firms?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	John Paul Construction	Exact match	Dublin, IrelandHQ recorded Nov 6, 2026	501-1,000	710 contacts →
	Exact match “Founded in 1949, John Paul Construction are leading international specialists in construction, infrastructure and fit-out with a portfolio of major projects for National and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	HFA	Exact match	Bentonville, TX, United StatesHQ recorded Nov 6, 2026	501-1,000	708 contacts →
	Exact match “Founded in 1990, HFA is a multi-disciplinary architecture and engineering firm specializing in delivering tailored design solutions for businesses of all sizes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Unispace	Exact match	Unispace Global, AustraliaHQ recorded Nov 6, 2026	501-1,000	707 contacts →
	Exact match “Unispace is a global leader in integrated workplace strategy, design, and construction, with more than 650+ employees across 24+ studios in 12+ countries throughout North America…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Colliers Project Leaders Canada	Exact match	Ottawa, ON, CanadaHQ recorded Nov 6, 2026	501-1,000	685 contacts →
	Exact match “Our project managers don’t just deliver projects on-time and on-budget-we integrate seamlessly with in-house resources, becoming a true partner committed to client success.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Chandos Construction	Exact match	Edmonton, AB, CanadaHQ recorded Nov 6, 2026	501-1,000	657 contacts →
	Exact match “Established in 1980, Chandos Construction is one of North America’s most collaborative and innovative national technical builders.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	P&t Architects And Engineers LTD	Exact match	Kong, Hong KongHQ recorded Nov 6, 2026	1,001-5,000	657 contacts →
	Exact match “Headquartered in Hong Kong, P&T Group is one of the world's longest-established architecture and engineering practices.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	ATP Architects Engineers	Exact match	Innsbruck, AustriaHQ recorded Nov 6, 2026	1,001-5,000	651 contacts →
	Exact match “The integrated collaboration between architecture and engineering, combined with modern knowledge management, has made ATP the leading European expertise platform for the built…” 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 “integrated project delivery 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 14,521 integrated project delivery consultants worldwide

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Integrated project delivery consultants worldwide at a glance

As of Nov 6, 2026

37.2%Verified-email coverage

14.6Average contacts per company

1-10Median size (employees)

1.4%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

8,534

11-50

4,344

51-200

1,160

201-500

262

501-1,000

1,001-5,000

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 integrated project delivery consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “integrated project delivery 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 79,037 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.

Integrated project delivery consultants by location

89 lists · largest first

Every Integrated project delivery 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 “integrated project delivery consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many integrated project delivery consultants are there worldwide?

RevenueBase identified 14,521 company matches for integrated project delivery consultants 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?

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

Which country has the most integrated project delivery consultants?

The United States leads with 2,952 companies, followed by India (736) and France (727). Every integrated project delivery consultants list by country and city is linked on this page.

Which city has the most integrated project delivery consultants?

London leads with 209 company records, followed by Sao Paulo (167) and New York (140).

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 79,037 professional contacts with verified work emails tracked across these 14,521 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.