Company lists · Data refreshed November 2026

Top 25 Defense organizational consulting firms worldwide

Name: Defense organizational consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 120,994 companies tracked

RevenueBase identified 120,994 company matches for defense organizational consulting firms worldwide as of November 2026 and tracks 1,107,195 professional contacts across them, including 299,115 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for defense organizational consulting firms 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 defense organizational consulting firms 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

120,994Companies

1,107,195Contacts tracked

299,115Verified emails

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The 25 largest defense organizational consulting firms worldwide

Ranked by team size

Top 25 of 120,994 company matches for defense organizational consulting firms 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	Mckinsey & Company	Exact match	n/a	10001+	52,155 contacts →
	Exact match “McKinsey & Company is a global management consulting firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Mercer	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	10001+	19,302 contacts →
	Exact match “At Mercer, A Marsh business, we’re helping our clients realize their investment objectives, shape the future of work, and enhance health and retirement outcomes for their people.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Korn Ferry	Exact match	Los Angeles, United StatesHQ recorded Nov 6, 2026	10001+	14,835 contacts →
	Exact match “Korn Ferry is a global consulting firm that powers performance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Peraton	Exact match	Reston, MD, United StatesHQ recorded Nov 6, 2026	10001+	11,210 contacts →
	Exact match “At Peraton, we're at the forefront of delivering the next big thing every day.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Mantech	Exact match	Herndon, VA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	10,193 contacts →
	Exact match “About Us: At MANTECH, we believe national security demands more than technology-it requires an unwavering dedication to the mission and the warfighters who defend it.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Protiviti	Exact match	Menlo Park, United StatesHQ recorded Nov 6, 2026	5,001-10,000	9,086 contacts →
	Exact match “Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Bearingpoint	Exact match	Amsterdam, NetherlandsHQ recorded Nov 6, 2026	5,001-10,000	8,777 contacts →
	Exact match “BearingPoint is an independent management and technology consultancy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Kearney	Exact match	Chicago, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,451 contacts →
	Exact match “As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Accenture Strategy & Consulting	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	5,001-10,000	7,199 contacts →
	Exact match “Accenture Strategy combines deep industry expertise, advanced analytics capabilities and human-led design methodologies that enable clients to act with speed and confidence.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	AMS	Exact match	London, GermanyHQ recorded Nov 6, 2026	5,001-10,000	7,133 contacts →
	Exact match “AMS, a market-leading provider of talent acquisition and workforce solutions, is now part of Korn Ferry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Wavestone	Exact match	100-101 Terrasse Boieldieu, FranceHQ recorded Nov 6, 2026	1,001-5,000	6,512 contacts →
	Exact match “Wavestone is a leading consulting firm operating at the intersection of business and technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Strategy	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	5,343 contacts →
	Exact match “From strategy to execution.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	PA Consulting	Exact match	London, OH, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	5,299 contacts →
	Exact match “We believe in the power of ingenuity to build a positive human future.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Amaris Consulting Part Of Mantu	Exact match	Chêne-bourg, SwitzerlandHQ recorded Nov 6, 2026	5,001-10,000	5,223 contacts →
	Exact match “Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Management Solutions	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	1,001-5,000	4,730 contacts →
	Exact match “Management Solutions is a leading provider of business consulting services for regulated industries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	L.E.K. Consulting	Exact match	Boston, United StatesHQ recorded Nov 6, 2026	1,001-5,000	4,270 contacts →
	Exact match “L.E.K.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Heidrick & Struggles	Exact match	Chicago, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,864 contacts →
	Exact match “Heidrick & Struggles is the premier provider of executive search, corporate culture and leadership consulting services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Alixpartners	Exact match	New York, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,786 contacts →
	Exact match “For more than forty years, AlixPartners has helped businesses around the world respond quickly and decisively to their most critical challenges – circumstances as diverse as…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	ETEAM	Exact match	Somerset, ON, United StatesHQ recorded Nov 6, 2026	n/a	3,489 contacts →
	Exact match “For over 25 years, eTeam has been trusted by global organizations to lead high-stakes programs where execution matters as much as strategy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Egon Zehnder	Exact match	Zurich, SwitzerlandHQ recorded Nov 6, 2026	1,001-5,000	3,404 contacts →
	Exact match “Egon Zehnder is the world’s preeminent leadership advisory firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Monitor Deloitte	Exact match	United StatesHQ recorded Nov 6, 2026	5,001-10,000	3,376 contacts →
	Exact match “To navigate the future with confidence, organizations need to make and act upon the right choices: clear, timely and inspirational choices that deliver growth in a dynamic…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Spencer Stuart	Exact match	Chicago, United StatesHQ recorded Nov 6, 2026	1,001-5,000	3,333 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Migso-Pcubed	Exact match	Toulouse, ON, FranceHQ recorded Nov 6, 2026	1,001-5,000	3,205 contacts →
	Exact match “MIGSO-PCUBED is the world’s leading consultancy dedicated to project, programme, portfolio and change management.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Baringa	Exact match	London, IL, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	2,311 contacts →
	Exact match “Baringa is a global consulting firm that helps leaders drive meaningful change and create value.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Arthur D. Little	Exact match	Brussels, BelgiumHQ recorded Nov 6, 2026	1,001-5,000	2,285 contacts →
	Exact match “As people, organizations and societies embrace change at pace, its leaders must anticipate, innovate and transform ever faster.” 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 “defense organizational consulting firms”. 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 120,994 defense organizational consulting firms worldwide

See the full list, filter by size, metro and specialty, and access 299,115 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Defense organizational consulting firms worldwide at a glance

As of Nov 6, 2026

27.0%Verified-email coverage

9.2Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

90,730

11-50

22,929

51-200

4,885

201-500

1,051

501-1,000

301

1,001-5,000

234

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 defense organizational consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “defense organizational consulting firms” 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 299,115 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.

Defense organizational consulting firms by location

484 lists · largest first

Every Defense organizational consulting firms 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 “defense organizational consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many defense organizational consulting firms are there worldwide?

RevenueBase identified 120,994 company matches for defense organizational consulting firms 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?

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

Which country has the most defense organizational consulting firms?

The United States leads with 29,837 companies, followed by Brazil (6,431) and France (5,889). Every defense organizational consulting firms list by country and city is linked on this page.

Which city has the most defense organizational consulting firms?

London leads with 2031 company records, followed by Paris (1868) and Sao Paulo (1834).

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 299,115 professional contacts with verified work emails tracked across these 120,994 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.