Company lists · Data refreshed September 2026
Top 25 Nonprofit consulting providers based in New York, United States
RevenueBase identified 277 nonprofit consulting providers headquartered in New York, United States as of September 2026 and tracks 3,392 professional contacts across them, including 1,299 with verified work emails. New York is the largest hub.
This list covers nonprofit consulting providers headquartered in New York, United States, 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 14, 2026.
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 nonprofit consulting providers based in New York, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 232 contacts → | ||||
Indirect evidence “TCC Group collaborates with leaders to solve complex social problems.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 212 contacts → | ||||
Strong 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 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 197 contacts → | ||||
Indirect evidence “As certified public accountants and expert financial advisors, we empower non-profits to achieve their mission.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 88 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 72 contacts → | ||||
Strong evidence “Kiwi Partners delivers exceptional Accounting, Consulting Services, and HR services to the nonprofit community.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 59 contacts → | ||||
Strong evidence “Graham-Pelton is the fundraising consulting firm chosen by leading nonprofits worldwide.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 54 contacts → | ||||
Indirect evidence “BDO FMA exists to build a community of individuals with the confidence and skills to lead organizations that change the world.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 44 contacts → | ||||
Strong evidence “Changing Our World is a trusted social impact consulting firm that advises leading corporations and nonprofit organizations.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 40 contacts → | ||||
Partial evidence “Support Center is a nonprofit capacity building organization created as part of an international network of management support organizations (Support Centers of America)…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 33 contacts → | ||||
Strong evidence “National Executive Services Corps (NESC) is a nonprofit professional services firm offering high-quality and affordable management consulting, executive search, and financial…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 32 contacts → | ||||
Partial evidence “Bennett Midland is a management consulting firm that works exclusively in the civic sector.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 27 contacts → | ||||
Indirect evidence “anat.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 26 contacts → | ||||
Partial evidence “Advance NYC is a leading consulting firm dedicated to meeting the flexible, on-demand needs of non-profits.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 24 contacts → | ||||
Partial evidence “Healthy, thriving nonprofits are needed to drive positive social change in our world.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 24 contacts → | ||||
Partial evidence “Founded in 1996, Wingo is a fundraising and design consulting firm for social, cultural and environmental change.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 20 contacts → | ||||
Indirect evidence “New York Professional Advisors for Community Entrepreneurs (NYPACE) is a non-profit organization formed to stimulate job creation and sustainable economic development by providing…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 17 contacts → | ||||
Indirect evidence “As the landscape for the entrepreneur continues to become increasingly difficult to navigate through, small business owners need additional tools to compete, grow and be…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 16 contacts → | ||||
Partial evidence “Amplify Partners works with its nonprofit and family foundation clients to fundraise, plan, manage, and govern for innovation and success.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Indirect evidence “At Capital Campaign Pro, we believe you don’t just need another consultant.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 16 contacts → | ||||
Partial evidence “Established in 2022 by industry veteran Carlos Norena, Plus Accounting Services is a beacon of commitment to the nonprofit sector.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Indirect evidence “Whether you are just starting out or want to grow and sustain your development operation, we are here to help.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 14 contacts → | ||||
Partial evidence “KMSG is a social impact consulting firm that works with leaders navigating complexity as they work to make their communities better, stronger, and more vibrant places to live.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 12 contacts → | ||||
Partial evidence “Skody Scot & Company is a full-service CPA firm serving over 900 Not-For-Profit Organizations with revenues of to $30 million Nonprofit Organizations are the primary client base…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 12 contacts → | ||||
Indirect evidence “Since 1986 Perry Davis Associates, Inc (PDA) has been providing outstanding services to non-profits both within the US and internationally.” Source: RevenueBase Database · checked Sep 14, 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: nonprofit consulting providers. 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 consulting providers.
- Partial evidence
- Its own public description names part of nonprofit consulting providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name nonprofit consulting providers. 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 277 nonprofit consulting providers based in New York, United States
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Nonprofit consulting providers based in New York, United States at a glance
As of Sep 14, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 277 companies.
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 consulting providers, 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.
- What qualifies
- Companies headquartered in New York, United States whose own description of what they do matches “nonprofit consulting providers”. 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 consulting providers), 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 consulting providers, and records with no verified work email. Companies headquartered outside New York are excluded even when they keep an office there.
- 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, 1,299 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 14, 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 consulting providers by metro in the United States
- Nonprofit consulting providers in New York277
- Nonprofit consulting providers in Washington239
- Nonprofit consulting providers in Chicago201
- Nonprofit consulting providers in Los Angeles166
- Nonprofit consulting providers in Atlanta162
- Nonprofit consulting providers in Seattle113
- Nonprofit consulting providers in Houston94
- Nonprofit consulting providers in Denver92
- Nonprofit consulting providers in Boston87
- Nonprofit consulting providers in Dallas87
- Nonprofit consulting providers in Austin85
- Nonprofit consulting providers in Philadelphia82
- Nonprofit consulting providers in Portland80
- Nonprofit consulting providers in San Francisco74
- Nonprofit consulting providers in Phoenix71
- Nonprofit consulting providers in San Diego66
- Nonprofit consulting providers in Minneapolis59
- Nonprofit consulting providers in Indianapolis55
- Nonprofit consulting providers in Miami50
- Nonprofit consulting providers in Charlotte49
- Nonprofit consulting providers in Arlington44
- Nonprofit consulting providers in Cleveland40
- Nonprofit consulting providers in Nashville39
- Nonprofit consulting providers in Alexandria38
- Nonprofit consulting providers in Columbus37
- Nonprofit consulting providers in Kansas City37
- Nonprofit consulting providers in Raleigh37
- Nonprofit consulting providers in Richmond37
- Nonprofit consulting providers in San Antonio36
- Nonprofit consulting providers in Tampa35
- Nonprofit consulting providers in Pittsburgh34
- Nonprofit consulting providers in Baltimore33
- Nonprofit consulting providers in Oakland33
- Nonprofit consulting providers in Orlando33
- Nonprofit consulting providers in Detroit31
- Nonprofit consulting providers in Las Vegas30
- Nonprofit consulting providers in New York City30
- Nonprofit consulting providers in Cincinnati29
- Nonprofit consulting providers in Sacramento29
- Nonprofit consulting providers in Brooklyn27
- Nonprofit consulting providers in New Orleans27
- Nonprofit consulting providers in Milwaukee25
- Nonprofit consulting providers in St. Louis25
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 consulting providers, 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 consulting providers are there based in New York, United States?
RevenueBase identified 277 nonprofit consulting providers headquartered in New York, United States 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?
CCS Fundraising, headquartered in New York, tops this list with the largest team on record.
Which city has the most nonprofit consulting providers?
New York leads with 277 headquartered companies, followed by Washington (239) and Chicago (201).
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 1,299 verified decision-maker contacts tracked across these 277 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 14, 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.
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