Company lists · Data refreshed November 2026

Top 25 Nonprofit management organizations worldwide

RevenueBase identified 3,738 company matches for nonprofit management organizations worldwide as of November 2026 and tracks 24,087 professional contacts across them, including 5,741 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for nonprofit management organizations 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 nonprofit management organizations 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
3,738Companies
24,087Contacts tracked
5,741Verified emails
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The 25 largest nonprofit management organizations worldwide

Ranked by team size
Top 25 of 3,738 company matches for nonprofit management organizations 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchChicago, IL, United StatesHQ recorded Nov 6, 2026501-1,000754 contacts →

Exact match

“Associations help industries, fields and professions stay current and connected for the members and communities who depend on them.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRochester, NY, United StatesHQ recorded Nov 6, 2026201-500265 contacts →

Exact match

“CCSI is a not-for-profit management services organization with a special focus in the area of behavioral health and human services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAires, ArgentinaHQ recorded Nov 6, 2026n/a229 contacts →

Exact match

“Consultores en Ciencias Económicas Consultoría en gestión de empresas e instituciones.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWashington, United StatesHQ recorded Nov 6, 2026201-500214 contacts →

Exact match

“Kellen stands as a global leader in providing management and services to professional and trade organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWashington, United StatesHQ recorded Nov 6, 202651-200213 contacts →

Exact match

“We are M+R.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOak Park, AZ, United StatesHQ recorded Nov 6, 202651-200149 contacts →

Exact match

“AmPhil exists to promote the art of civil association by helping philanthropists, charitable foundations, and nonprofit organizations grow and flourish through practical guidance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLyon, FranceHQ recorded Nov 6, 2026201-500143 contacts →

Exact match

“Nous proposons en externalisation toutes les compétences nécessaires à la gestion administrative et à l'administration des entreprises dans les conditions optimales de performance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 202651-200143 contacts →

Exact match

“IERIC is a nonprofit organization management company based out of Av.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchWashington, NY, United StatesHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“Arabella Advisors is a professional services firm that provides administrative, operational, and strategic support to nonprofits, foundations, and individual donors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchUnited StatesHQ recorded Nov 6, 2026n/a127 contacts →

Exact match

“N-side Office is a service company specializing in administrative support and consulting to start-ups, small and medium-sized businesses, solo entrepreneurs and nonprofit…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMilton Keynes, United KingdomHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Strictly Education exists to make the management and administration of educational establishments easier and less stressful.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNorthridge, CA, United StatesHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“Charter Impact is a comprehensive back-office solution empowering charter schools and other non-profits with strategic financial management, operational expertise, and data-driven…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGolden Valley, MN, United StatesHQ recorded Nov 6, 202651-200107 contacts →

Exact match

“Orion Associates is a management services company dedicated to providing our clients with services of the highest quality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Nov 6, 2026201-500106 contacts →

Exact match

“Founded in 1943, Hektoen Institute offers a full-service, turn-key grant management solution for nonprofit organizations and municipalities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPasadena, CA, United StatesHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“We are a full-service company specializing in providing back-office services for mission-driven businesses, charter schools and non-profit organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchChicago, WA, United StatesHQ recorded Nov 6, 202651-200103 contacts →

Exact match

“Campbell & Company is a national nonprofit consulting firm that helps organizations create greater impact through fundraising, communications and strategic information services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Consero Global Acquires BTQ Financial, Expanding Its Reach to the Non-Profit World With a Leading Provider of Finance as a Service to the Sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchChicago, DC, United StatesHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“Bostrom is a professional services firm offering comprehensive management, consulting and outsourcing to the not-for-profit community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“Since 1992, we’ve been a trusted, woman-owned back-office service partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchButler, PA, United StatesHQ recorded Nov 6, 202651-20079 contacts →

Exact match

“Alliance for Nonprofit Resources (ANR) was founded to provide affordable administrative services to businesses and nonprofits of all sizes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBrooklyn Park, MN, United StatesHQ recorded Nov 6, 2026201-50079 contacts →

Exact match

“Established in 2025, Synova Group specializes in delivering comprehensive management services to group home companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMckees Rocks, PA, United StatesHQ recorded Nov 6, 2026501-1,00078 contacts →

Exact match

“Partners For Quality is a nonprofit organization that provides administrative management services to other nonprofit agencies serving persons with intellectual disabilities and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Humentum is a global nonprofit that unlocks the strategic power of operating models for social good organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Kiwi Partners delivers exceptional Accounting, Consulting Services, and HR services to the nonprofit community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchEmporia, KS, United StatesHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“Vision: Maximize the missions of charitable organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 3,738 nonprofit management organizations worldwide

See the full list, filter by size, metro and specialty, and access 5,741 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit management organizations worldwide at a glance

As of Nov 6, 2026
23.8%Verified-email coverage
6.4Average contacts per company
1-10Median size (employees)
1.1%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
3,018
11-50
543
51-200
122
201-500
19
501-1,000
9
1,001-5,000
5
5,001-10,000
1

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 nonprofit management organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “nonprofit management organizations” 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 5,741 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.

Nonprofit management organizations by location

18 lists · largest first

Every Nonprofit management organizations 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 “nonprofit management organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit management organizations are there worldwide?

RevenueBase identified 3,738 company matches for nonprofit management organizations 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?

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

Which country has the most nonprofit management organizations?

The United States leads with 1,336 companies, followed by France (299) and Brazil (202). Every nonprofit management organizations list by country and city is linked on this page.

Which city has the most nonprofit management organizations?

Sao Paulo leads with 41 company records, followed by Chicago (38) and New York (36).

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 5,741 professional contacts with verified work emails tracked across these 3,738 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.