Company lists · Data refreshed September 2026
Top 25 Not for profit consultants worldwide
RevenueBase identified 6,765 not for profit consultants worldwide as of September 2026 and tracks 44,245 professional contacts across them, including 10,317 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers not for profit consultants 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 21, 2026. Country and city lists for not for profit consultants 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.
The 25 largest not for profit consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,751 contacts → | ||||
Partial evidence “We help businesses and nonprofits grow, communicate, and succeed, professionally and affordably.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,221 contacts → | ||||
Indirect evidence “Blackmont Consulting provides 100% free advisory services to NGO´s, NPO´s and start-ups.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 775 contacts → | ||||
Indirect evidence “THE NONPROFIT ACCOUNTING SPECIALISTS.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 728 contacts → | ||||
Indirect evidence “For over 75 years, CCS Fundraising has empowered many of the world’s greatest organizations to advance some of the most important causes in history.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 300 contacts → | ||||
Indirect 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 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 265 contacts → | ||||
Indirect evidence “JCA is the first and foremost independent consulting firm dedicated to addressing the technology and operational needs of nonprofits.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 228 contacts → | ||||
Strong evidence “Global Consulting Group (GCG) is a charity that provides pro-bono consulting services to charities and not-for-profits by connecting university students with experienced…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 227 contacts → | ||||
Partial evidence “Arabella Advisors is a professional services firm that provides administrative, operational, and strategic support to nonprofits, foundations, and individual donors.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 212 contacts → | ||||
Indirect evidence “Financing for nonprofits https://nff.org/our-work/financing/#Consulting for nonprofits https://nff.org/our-work/consulting/#Partnerships with funders and networks…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 208 contacts → | ||||
Indirect evidence “We are M+R.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 195 contacts → | ||||
Partial evidence “De Kleine Consultant maakt Kleine Consultants en haar klanten groot door strategisch advies te bieden daar waar het de meeste waarde toevoegt.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 181 contacts → | ||||
Indirect evidence “Consulting, Planning, Design, Programming” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 177 contacts → | ||||
Indirect evidence “شركة الزومان والفهد والحجاج للاستشارات المهنية” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 144 contacts → | ||||
Indirect evidence “Harvard Undergraduate Consulting Group is a nonprofit student organization at Harvard dedicated to helping businesses grow and achieve their strategic goals.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 136 contacts → | ||||
Indirect evidence “AmPhil exists to promote the art of civil association by helping philanthropists, charitable foundations, and nonprofit organizations grow and flourish through practical guidance…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 131 contacts → | ||||
Indirect evidence “The Acceleration Project (TAP) is a nonprofit organization with a mission to unlock pathways to wealth creation and economic mobility by accelerating under-resourced small…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 125 contacts → | ||||
Indirect evidence “BWF Zuri is the nonprofit sector’s most comprehensive fundraising consulting company, helping organizations thrive in a rapidly changing landscape.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 112 contacts → | ||||
Indirect evidence “Our number one priority at JMT is to empower nonprofits to achieve their mission through optimized systems and processes.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 106 contacts → | ||||
Indirect evidence “Zuri Group partners with nonprofit organizations to turn big ideas into reality.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 102 contacts → | ||||
Indirect evidence “Campbell & Company is a national nonprofit consulting firm that helps organizations create greater impact through fundraising, communications and strategic information services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 101 contacts → | ||||
Indirect evidence “At KCI, we are a firm focused on values and people…both ours and yours.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 90 contacts → | ||||
Indirect evidence “Our mission is to provide leadership to nonprofit organizations in using new technologies to market, fundraise, advocate and brand build more effectively.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 83 contacts → | ||||
Indirect evidence “Schultz & Williams is a national consulting firm dedicated to helping nonprofits of all types and sizes achieve financial stability, meet organizational goals, and support greater…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 83 contacts → | ||||
Strong evidence “180 Degrees Consulting is the world’s largest student-led consultancy for non-profits and social enterprises.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 79 contacts → | ||||
Indirect evidence “Marts & Lundy serves as a trusted partner to mission-driven organizations whose bold aspirations are realized through the power of philanthropy.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
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: not for profit consultants. 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 not for profit consultants.
- Partial evidence
- Its own public description names part of not for profit consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name not for profit consultants. 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 6,765 not for profit consultants worldwide
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Not for profit consultants worldwide at a glance
As of Sep 21, 2026Companies by employee count
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 not for profit consultants, 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 not for profit consultants are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “not for profit consultants”. 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 not for profit consultants), 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 not for profit consultants, 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, 10,317 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 21, 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.
Not for profit consultants by location
30 lists · largest firstEvery Not for profit consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Not for profit consultants based in the United States3,481
- Not for profit consultants based in Canada314
- Not for profit consultants based in the United Kingdom235
- Not for profit consultants based in Australia138
- Not for profit consultants based in France113
- Not for profit consultants based in Brazil108
- Not for profit consultants based in Italy91
- Not for profit consultants based in the Netherlands66
- Not for profit consultants based in India63
- Not for profit consultants based in Germany48
Cities
- Not for profit consultants based in New York, United States149
- Not for profit consultants based in Washington, United States129
- Not for profit consultants based in Chicago, United States121
- Not for profit consultants based in Atlanta, United States81
- Not for profit consultants based in Los Angeles, United States75
- Not for profit consultants based in Seattle, United States68
- Not for profit consultants based in Toronto, Canada63
- Not for profit consultants based in Denver, United States52
- Not for profit consultants based in Portland, United States47
- Not for profit consultants based in Philadelphia, United States45
- Not for profit consultants based in Boston, United States43
- Not for profit consultants based in Dallas, United States42
- Not for profit consultants based in Austin, United States40
- Not for profit consultants based in Houston, United States40
- Not for profit consultants based in San Francisco, United States40
- Not for profit consultants based in Indianapolis, United States39
- Not for profit consultants based in Minneapolis, United States37
- Not for profit consultants based in Phoenix, United States36
- Not for profit consultants based in Calgary, Canada27
- Not for profit consultants based in San Diego, United States26
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 not for profit consultants, 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 not for profit consultants are there worldwide?
RevenueBase identified 6,765 not for profit consultants 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?
Bank Of The West, headquartered in Chicago, tops this list with the largest team on record.
Which country has the most not for profit consultants?
The United States leads with 3,481 companies, followed by Canada (314) and the United Kingdom (235). Every not for profit consultants list by country and city is linked on this page.
Which city has the most not for profit consultants?
New York leads with 149 headquartered companies, followed by Washington (129) and Chicago (121).
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 10,317 verified decision-maker contacts tracked across these 6,765 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 21, 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.