Company lists · Data refreshed September 2026

Top 25 Nonprofit consultants based in New York, United States

RevenueBase identified 500 nonprofit consultants headquartered in New York, United States as of September 2026 and tracks 9,895 professional contacts across them, including 3,919 with verified work emails. New York is the largest hub.

This list covers nonprofit consultants 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, how directly it supports the match, and when it was last checked. Data refreshed September 5, 2026.

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 HQ checked on every row Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
500Companies
9,895Contacts tracked
3,919Verified emails
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The 25 largest nonprofit consultants based in New York, United States

Ranked by team size
Top 25 of 500 nonprofit consultants based in New York, United States, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names nonprofit consultants: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
StrategyIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 20261,001-5,0005,082

“From strategy to execution.”

Source: company website · checked Sep 5, 2026
2
CCS FundraisingIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 2026501-1,000728

“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: company website · checked Sep 5, 2026
3
TCC GroupIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 2026n/a232

“TCC Group collaborates with leaders to solve complex social problems.”

Source: company website · checked Sep 5, 2026
4
Nonprofit Finance FundPartial evidence
New York, NY, United StatesHQ checked Sep 5, 202651-200212

“Financing for nonprofits https://nff.org/our-work/financing/#Consulting for nonprofits https://nff.org/our-work/consulting/#Partnerships with funders and networks…”

Source: company website · checked Sep 5, 2026
5
Ncheng LLPIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202651-200197

“As certified public accountants and expert financial advisors, we empower non-profits to achieve their mission.”

Source: company website · checked Sep 5, 2026
6
FW CookIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202651-200145

“From the beginning, Frederic W.”

Source: company website · checked Sep 5, 2026
7
BTQ FinancialIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202651-20088

“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: company website · checked Sep 5, 2026
8
DRG TalentPartial evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5084

“We serve nonprofit organizations that care for, inspire, and enrich the lives of people all over the world.”

Source: company website · checked Sep 5, 2026
9
Kiwi PartnersPartial evidence
New York, NY, United StatesHQ checked Sep 5, 202651-20072

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

Source: company website · checked Sep 5, 2026
10New York, NY, United StatesHQ checked Sep 5, 202651-20068

“Our firm was created to meet the unique needs of nonprofit organizations and their missions and we have concentrated our accounting and auditing practice exclusively in the…”

Source: company website · checked Sep 5, 2026
11
Graham-PeltonPartial evidence
New York, NY, United StatesHQ checked Sep 5, 202651-20059

“Graham-Pelton is the fundraising consulting firm chosen by leading nonprofits worldwide.”

Source: company website · checked Sep 5, 2026
12
BDO FMAIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5054

“BDO FMA exists to build a community of individuals with the confidence and skills to lead organizations that change the world.”

Source: company website · checked Sep 5, 2026
13
Elma PhilanthropiesIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202651-20045

“The ELMA Philanthropies provides philanthropic advisory services to the ELMA Group of Foundations from offices in New York, Cape Town, Johannesburg, and Kampala.”

Source: company website · checked Sep 5, 2026
14
Faircom NEW YorkIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5044

“Faircom New York, awarded as the Best Full Service Fundraising Agency in New York in 2015 and 2016 by Wealth and Finance International, is an international fundraising and…”

Source: company website · checked Sep 5, 2026
15
Perlman & Perlman, LLPIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5044

“Perlman & Perlman is a dedicated team of attorneys united by a common mission: to make the world a better place.”

Source: company website · checked Sep 5, 2026
16
Changing OUR WorldPartial evidence
New York, United StatesHQ checked Sep 5, 202651-20044

“Changing Our World is a trusted social impact consulting firm that advises leading corporations and nonprofit organizations.”

Source: company website · checked Sep 5, 2026
17New York, NY, United StatesHQ checked Sep 5, 2026n/a40

“Support Center is a nonprofit capacity building organization created as part of an international network of management support organizations (Support Centers of America)…”

Source: company website · checked Sep 5, 2026
18New York, NY, United StatesHQ checked Sep 5, 2026n/a33

“National Executive Services Corps (NESC) is a nonprofit professional services firm offering high-quality and affordable management consulting, executive search, and financial…”

Source: company website · checked Sep 5, 2026
19
Bennett MidlandIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5032

“Bennett Midland is a management consulting firm that works exclusively in the civic sector.”

Source: company website · checked Sep 5, 2026
20
Anat Gerstein, INCIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5027

“anat.”

Source: company website · checked Sep 5, 2026
21
Advance NYCIndirect evidence
New York, United StatesHQ checked Sep 5, 202611-5026

“Advance NYC is a leading consulting firm dedicated to meeting the flexible, on-demand needs of non-profits.”

Source: company website · checked Sep 5, 2026
22New York, NY, United StatesHQ checked Sep 5, 202611-5024

“Healthy, thriving nonprofits are needed to drive positive social change in our world.”

Source: company website · checked Sep 5, 2026
23
Wingo NYCIndirect evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5024

“Founded in 1996, Wingo is a fundraising and design consulting firm for social, cultural and environmental change.”

Source: company website · checked Sep 5, 2026
24
DonorlyPartial evidence
New York, NY, United StatesHQ checked Sep 5, 202611-5020

“Donorly empowers nonprofits to fundraise beyond their size by collaborating with their unique personality and culture.”

Source: company website · checked Sep 5, 2026
25New York, NY, United StatesHQ checked Sep 5, 20261-1020

“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: company website · checked Sep 5, 2026

Showing 25 of 500 nonprofit consultants based in New York, United States

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Nonprofit consultants based in New York, United States at a glance

As of Sep 5, 2026
1-10Median size (employees)
New YorkLargest hub · 500 HQs
Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
406
11-50
74
51-200
17
201-500
1
501-1,000
1
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for New York, over 500 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 consultants, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 consultants”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among nonprofit consultants, 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 an evidence 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, 3,919 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 5, 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 consultants by metro in the United States

Frequently asked

How many nonprofit consultants are there based in New York, United States?

RevenueBase identified 500 nonprofit consultants 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?

Strategy, headquartered in New York, tops this list with the largest team on record.

Which city has the most nonprofit consultants?

New York leads with 500 headquartered companies, followed by Washington (443) and Chicago (351).

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 3,919 verified decision-maker contacts tracked across these 500 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 5, 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.