Company lists · Data refreshed September 2026

Top 25 Nonprofit executive search companies worldwide

Name: Nonprofit executive search companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 4,366 companies tracked

RevenueBase identified 4,366 nonprofit executive search companies worldwide as of September 2026 and tracks 51,097 professional contacts across them, including 14,429 with verified work emails. The United States is the largest market and London the largest hub.

This list covers nonprofit executive search companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026. Country and city lists for nonprofit executive search companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review

4,366Companies

51,097Contacts tracked

14,429Verified emails

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The 25 largest nonprofit executive search companies worldwide

Ranked by team size

Top 25 of 4,366 nonprofit executive search companies worldwide, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to nonprofit executive search companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Heidrick & Struggles	Strong evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	1,001-5,000	3,376 contacts →
	Strong evidence “Heidrick & Struggles is the premier provider of executive search, corporate culture and leadership consulting services.” Source: RevenueBase Database · checked Sep 29, 2026
2	Spencer Stuart	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	1,001-5,000	2,889 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026
3	NGO Recruitment	Indirect evidence	Sydney, AustraliaHQ checked Sep 29, 2026	n/a	1,884 contacts →
	Indirect evidence “Specialists in not-for-profit sector recruitment Australia - Asia Pacific - International - talented professionals placed since 2004 - registered professionals on our candidate…” Source: RevenueBase Database · checked Sep 29, 2026
4	True Search	Strong evidence	Philadelphia, PA, United StatesHQ checked Sep 29, 2026	501-1,000	807 contacts →
	Strong evidence “True is modernizing executive hiring by combining global search expertise with the True AI Capability Index™, the industry’s only methodology for assessing candidate adaptability…” Source: RevenueBase Database · checked Sep 29, 2026
5	NGO Recruit Partners	Strong evidence	NetherlandsHQ checked Sep 29, 2026	n/a	796 contacts →
	Strong evidence “NGO Recruit Partners is a global executive search and recruitment firm serving the non-profit, sustainable development, and social impact sector.” Source: RevenueBase Database · checked Sep 29, 2026
6	Stanton Chase Executive Search & Leadership Consultants	Indirect evidence	Austin, TX, United StatesHQ checked Sep 29, 2026	501-1,000	766 contacts →
	Indirect evidence “Great organizations need exceptional leaders.” Source: RevenueBase Database · checked Sep 29, 2026
7	DHR Global	Strong evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	501-1,000	656 contacts →
	Strong evidence “For more than 35 years, DHR has been a leading provider of executive search, leadership consulting and emerging leader search solutions, serving more than 60 markets around the…” Source: RevenueBase Database · checked Sep 29, 2026
8	PNP Staffing Group	Partial evidence	New York, NY, United StatesHQ checked Sep 29, 2026	n/a	486 contacts →
	Partial evidence “PNP Staffing Group believes in the power of nonprofits to make a difference, and we provide the staff to help make that difference.” Source: RevenueBase Database · checked Sep 29, 2026
9	Wittkieffer	Strong evidence	Oak Brook, IL, United StatesHQ checked Sep 29, 2026	201-500	474 contacts →
	Strong evidence “WittKieffer is the premier executive search and leadership advisory firm developing impactful leadership teams for organizations that improve quality of life.” Source: RevenueBase Database · checked Sep 29, 2026
10	jja.co	Partial evidence	Beverly Hills, CA, United StatesHQ checked Sep 29, 2026	n/a	442 contacts →
	Partial evidence “JJA is a team of executive headhunters specializing in swift, discreet, drama-free placements across the innovation economy.” Source: RevenueBase Database · checked Sep 29, 2026
11	PGC	Indirect evidence	Uk, United KingdomHQ checked Sep 29, 2026	n/a	320 contacts →
	Indirect evidence “In 2018 PGC rebranded as Friisberg & Partners International +44 207 062 3603” Source: RevenueBase Database · checked Sep 29, 2026
12	Nonprofit Hr, Powered By Onedigital	Partial evidence	Washington, DC, United StatesHQ checked Sep 29, 2026	10001+	300 contacts →
	Partial evidence “Nonprofit HR was founded with one goal in mind: to strengthen the social impact sector by strengthening its people.” Source: RevenueBase Database · checked Sep 29, 2026
13	Johnson Partners	Strong evidence	Sydney, AustraliaHQ checked Sep 29, 2026	n/a	285 contacts →
	Strong evidence “Johnson Partners is an independent, Australasian leadership advisory firm specialising in Board Search, Executive Search, Interim Executive Search and Leadership Succession.” Source: RevenueBase Database · checked Sep 29, 2026
14	Isaacson, Miller	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	201-500	250 contacts →
	Strong evidence “Isaacson, Miller is one of the nation's premier executive search firms serving organizations that advance the public good.” Source: RevenueBase Database · checked Sep 29, 2026
15	Caldwell	Strong evidence	Toronto, ON, CanadaHQ checked Sep 29, 2026	51-200	245 contacts →
	Strong evidence “TALENT TRANSFORMS Caldwell is an elite executive search firm trusted by established and growth-focused companies alike.” Source: RevenueBase Database · checked Sep 29, 2026
16	Accord Group	Strong evidence	Prague, Czech RepublicHQ checked Sep 29, 2026	51-200	215 contacts →
	Strong evidence “Accord Group East & Central Europe is a founding member of AltoPartners, the international alliance of independent executive search and leadership consulting firms, with offices…” Source: RevenueBase Database · checked Sep 29, 2026
17	HK Human Capital	Strong evidence	Santiago, ChileHQ checked Sep 29, 2026	n/a	211 contacts →
	Strong evidence “HK Human Capital es una de las empresas líderes del mercado de “executive search”, que inicia sus actividades el 2002.” Source: RevenueBase Database · checked Sep 29, 2026
18	EMA Partners	Strong evidence	London, United KingdomHQ checked Sep 29, 2026	201-500	205 contacts →
	Strong evidence “EMA Partners is a global executive search firm, with more than 40 offices, located on five continents.” Source: RevenueBase Database · checked Sep 29, 2026
19	Macdonald Search Group	Strong evidence	Vancouver, BC, CanadaHQ checked Sep 29, 2026	n/a	197 contacts →
	Strong evidence “MacDonald Search Group is a national executive search and recruitment firm helping companies across Canada and North America hire high-impact leaders in sales, marketing…” Source: RevenueBase Database · checked Sep 29, 2026
20	Huntsmen & Barons	Strong evidence	Pune, IndiaHQ checked Sep 29, 2026	201-500	190 contacts →
	Strong evidence “Huntsmen & Barons is a premier executive search and board advisory consulting firm focused on service excellence & disciplined execution.” Source: RevenueBase Database · checked Sep 29, 2026
21	Green Park	Strong evidence	London, United KingdomHQ checked Sep 29, 2026	51-200	187 contacts →
	Strong evidence “Green Park is a specialist executive search and advisory firm trusted by organisations seeking stronger, more future-ready leadership.” Source: RevenueBase Database · checked Sep 29, 2026
22	Claire Joster	Strong evidence	Madrid, SpainHQ checked Sep 29, 2026	51-200	183 contacts →
	Strong evidence “At Claire Joster we are Executive Search experts, specialists in searching for management profiles and middle-managers for the major functional areas.” Source: RevenueBase Database · checked Sep 29, 2026
23	Unicosearch 유니코써치	Indirect evidence	Seoul, South KoreaHQ checked Sep 29, 2026	51-200	158 contacts →
	Indirect evidence “1992 HR, 1984.” Source: RevenueBase Database · checked Sep 29, 2026
24	Signium	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 29, 2026	51-200	156 contacts →
	Indirect evidence “What got us here won’t get us there… Business today is more volatile and unpredictable than ever.” Source: RevenueBase Database · checked Sep 29, 2026
25	Talentahead India Pvt. LTD	Strong evidence	Mumbai, IndiaHQ checked Sep 29, 2026	51-200	141 contacts →
	Strong evidence “TalentAhead is specialized provider of Board & Executive Search, Recruitment Services, Diversity Hiring and HR Consulting.” Source: RevenueBase Database · checked Sep 29, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: nonprofit executive search companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names nonprofit executive search companies.
Partial evidence: Its own public description names part of nonprofit executive search companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name nonprofit executive search companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 4,366 nonprofit executive search companies worldwide

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Nonprofit executive search companies worldwide at a glance

As of Sep 29, 2026

28.2%Verified-email coverage

11.7Average contacts per company

1-10Median size (employees)

3.6%Largest-city concentration · London

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

3,100

11-50

1,023

51-200

172

201-500

501-1,000

1,001-5,000

10001+

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among nonprofit executive search companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for nonprofit executive search companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “nonprofit executive search companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names nonprofit executive search companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among nonprofit executive search companies, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 14,429 across the full list. 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.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Nonprofit executive search companies by location

35 lists · largest first

Every Nonprofit executive search 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names nonprofit executive search companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many nonprofit executive search companies are there worldwide?

RevenueBase identified 4,366 nonprofit executive search companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Heidrick & Struggles, headquartered in Chicago, tops this list with the largest team on record.

Which country has the most nonprofit executive search companies?

The United States leads with 1,845 companies, followed by the United Kingdom (279) and India (167). Every nonprofit executive search companies list by country and city is linked on this page.

Which city has the most nonprofit executive search companies?

London leads with 157 headquartered companies, followed by New York (129) and Chicago (79).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 14,429 verified decision-maker contacts tracked across these 4,366 companies.

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 Smart Search, 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.