Company lists · Data refreshed September 2026

Top 25 Nonprofit business planning firms worldwide

RevenueBase identified 5,414 nonprofit business planning firms worldwide as of September 2026 and tracks 30,676 professional contacts across them, including 7,208 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers nonprofit business planning firms 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 20, 2026. Country and city lists for nonprofit business planning firms 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 20, 2026 86% judged on-target in blind review
5,414Companies
30,676Contacts tracked
7,208Verified emails
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The 25 largest nonprofit business planning firms worldwide

Ranked by team size
Top 25 of 5,414 nonprofit business planning firms worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to nonprofit business planning firms: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 20, 202610001+756 contacts →

Partial evidence

“Ultimate Minds is a professional consulting and marketing firm dedicated to empowering businesses, nonprofits, and startups with smart, affordable, and results-driven solutions.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 2026501-1,000728 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 20, 2026
3Partial evidenceWashington, DC, United StatesHQ checked Sep 20, 2026201-500227 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 20, 2026
4Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-200212 contacts →

Partial 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 20, 2026
5Indirect evidenceWashington, United StatesHQ checked Sep 20, 202651-200208 contacts →

Indirect evidence

“We are M+R.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceLeiden, NetherlandsHQ checked Sep 20, 202651-200195 contacts →

Indirect 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 20, 2026
7Partial evidenceLincoln, NE, United StatesHQ checked Sep 20, 202651-200181 contacts →

Partial evidence

“FES is a nonprofit foundation that provides support to communities and nonprofit organizations so they can focus on fulfilling their missions.”

Source: RevenueBase Database · checked Sep 20, 2026
8Partial evidenceCambridge, MA, United StatesHQ checked Sep 20, 202651-200144 contacts →

Partial 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 20, 2026
9Partial evidenceScarsdale, NY, United StatesHQ checked Sep 20, 202611-50131 contacts →

Partial 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 20, 2026
10Partial evidenceUsa, United StatesHQ checked Sep 20, 202651-200125 contacts →

Partial 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 20, 2026
11Partial evidenceMount Juliet, TN, United StatesHQ checked Sep 20, 202651-200112 contacts →

Partial 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 20, 2026
12Partial evidenceBend, OR, United StatesHQ checked Sep 20, 202651-200106 contacts →

Partial evidence

“Zuri Group partners with nonprofit organizations to turn big ideas into reality.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceChicago, IL, United StatesHQ checked Sep 20, 202651-200102 contacts →

Partial 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 20, 2026
14Indirect evidenceToronto, ON, CanadaHQ checked Sep 20, 202651-200101 contacts →

Indirect evidence

“At KCI, we are a firm focused on values and people…both ours and yours.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceBoston, MA, United StatesHQ checked Sep 20, 2026201-500100 contacts →

Indirect evidence

“At Third Sector New England, Inc.(TSNE) we know that change is possible and that change can be activated within people and communities.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202651-20099 contacts →

Indirect evidence

“Orr Group was born out of a need for event management and fundraising support in the philanthropic sector.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 20, 202611-5088 contacts →

Indirect evidence

“Consult Your Community (CYC) is a student-run organization that provides pro-bono consulting services to small businesses across the United States.”

Source: RevenueBase Database · checked Sep 20, 2026
18Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 20, 202651-20083 contacts →

Partial 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 20, 2026
19Partial evidenceBoston, MA, United StatesHQ checked Sep 20, 202651-20074 contacts →

Partial evidence

“At ESC, our mission is to empower nonprofits to achieve their goals & contribute to a more just and equitable world.”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceNew York, NY, United StatesHQ checked Sep 20, 202651-20072 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
21Partial evidenceClifton, VA, United StatesHQ checked Sep 20, 202611-5072 contacts →

Partial evidence

“Helping Nonprofits Build Efficient, Scalable Finance Departments”

Source: RevenueBase Database · checked Sep 20, 2026
22Partial evidenceNashville, TN, United StatesHQ checked Sep 20, 202651-20071 contacts →

Partial evidence

“At Chazin, mission-driven accounting is our business, but nonprofits are our passion.”

Source: RevenueBase Database · checked Sep 20, 2026
23Partial evidenceSan Diego, CA, United StatesHQ checked Sep 20, 202651-20071 contacts →

Partial evidence

“We are the nonprofit sector’s expert’s expert.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceEmporia, KS, United StatesHQ checked Sep 20, 202651-20068 contacts →

Indirect evidence

“Vision: Maximize the missions of charitable organizations.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 20, 202651-20068 contacts →

Indirect evidence

“Sutro Li is a full service financial management team that provides bookkeeping and financial advisory services to non-profits and mission-based businesses.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 5,414 nonprofit business planning firms worldwide

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Nonprofit business planning firms worldwide at a glance

As of Sep 20, 2026
23.5%Verified-email coverage
5.7Average contacts per company
1-10Median size (employees)
2.4%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
4,794
11-50
517
51-200
82
201-500
11
501-1,000
3
1,001-5,000
1
10001+
2

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 business planning firms, 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 business planning firms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “nonprofit business planning firms”. 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 business planning firms), 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 business planning firms, 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, 7,208 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 20, 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 business planning firms by location

25 lists · largest first

Every Nonprofit business planning firms 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 business planning firms, 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 business planning firms are there worldwide?

RevenueBase identified 5,414 nonprofit business planning firms 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?

Lucas Group, headquartered in Los Angeles, tops this list with the largest team on record.

Which country has the most nonprofit business planning firms?

The United States leads with 3,091 companies, followed by Canada (264) and the United Kingdom (132). Every nonprofit business planning firms list by country and city is linked on this page.

Which city has the most nonprofit business planning firms?

New York leads with 130 headquartered companies, followed by Chicago (114) and Washington (100).

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 7,208 verified decision-maker contacts tracked across these 5,414 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 20, 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.