Company lists · Data refreshed September 2026

Top 25 Nonprofit fundraising platform providers worldwide

RevenueBase identified 2,008 nonprofit fundraising platform providers worldwide as of September 2026 and tracks 22,411 professional contacts across them, including 9,118 with verified work emails. The United States is the largest market and London the largest hub.

This list covers nonprofit fundraising platform providers 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 29, 2026. Country and city lists for nonprofit fundraising platform providers 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 29, 2026 86% judged on-target in blind review
2,008Companies
22,411Contacts tracked
9,118Verified emails
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The 25 largest nonprofit fundraising platform providers worldwide

Ranked by team size
Top 25 of 2,008 nonprofit fundraising platform providers worldwide, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to nonprofit fundraising platform providers: 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
1Indirect evidenceMumbai, IndiaHQ checked Sep 29, 2026501-1,000772 contacts →

Indirect evidence

“ImpactGuru.com was incubated at Harvard Innovation Lab, USA in 2014.”

Source: RevenueBase Database · checked Sep 29, 2026
2Strong evidenceIndianapolis, IN, United StatesHQ checked Sep 29, 2026201-500514 contacts →

Strong evidence

“Bloomerang is the Giving Platform built for purpose, trusted by nonprofits to raise more funds, retain more supporters, and create lasting change.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidencePlano, TX, United StatesHQ checked Sep 29, 2026201-500492 contacts →

Partial evidence

“RKD Group is the trusted growth architect for nonprofits.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceAlpharetta, GA, United StatesHQ checked Sep 29, 2026501-1,000461 contacts →

Indirect evidence

“We help more than purpose-driven organizations grow and amplify their impact on the world by providing transformative technology and services that enable organizations to grow…”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceSeattle, WA, United StatesHQ checked Sep 29, 2026201-500461 contacts →

Indirect evidence

“Support Matters.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceCarmel, IN, United StatesHQ checked Sep 29, 202651-200363 contacts →

Partial evidence

“Raise more and reach more donors with OneCause Fundraising Software.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceMiddletown, DE, United StatesHQ checked Sep 29, 2026201-500342 contacts →

Partial evidence

“We are Tessitura, a nonprofit tech company dedicated to helping arts and cultural organizations thrive.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceCherry Hill, NJ, United StatesHQ checked Sep 29, 20261,001-5,000342 contacts →

Indirect evidence

“Our motto says it all: We Help People Who Help People.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceBrooklyn, United StatesHQ checked Sep 29, 2026201-500336 contacts →

Indirect evidence

“Fundraise Up is a technology company unlocking the world’s generosity potential by optimizing the way people give.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceBloomington, MN, United StatesHQ checked Sep 29, 202651-200301 contacts →

Indirect evidence

“Vanco serves a wide variety of community organizations and software vendors, each with their own needs.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceCoeur D Alene, ID, United StatesHQ checked Sep 29, 2026201-500265 contacts →

Partial evidence

“At Vertical Raise, we work tirelessly to ensure our customers meet and exceed their fundraising goals.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceNewbury Park, CA, United StatesHQ checked Sep 29, 2026n/a252 contacts →

Indirect evidence

“Clover creates software for real people.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceMissoula, MT, United StatesHQ checked Sep 29, 202651-200240 contacts →

Indirect evidence

“Submittable is powering the next frontier of giving and granting for organizations looking to rely upon advanced tools and proven partnership to accelerate their impact with ease.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceNew York City, United StatesHQ checked Sep 29, 202651-200215 contacts →

Partial evidence

“FreeWill builds technology to make the largest and most impactful charitable donations easier for donors to give and simpler for nonprofit organizations to receive.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceIndianapolis, IN, United StatesHQ checked Sep 29, 202651-200204 contacts →

Partial evidence

“Helping fundraising teams raise more with smarter donor engagement.”

Source: RevenueBase Database · checked Sep 29, 2026
16Strong evidenceUnited StatesHQ checked Sep 29, 2026501-1,000197 contacts →

Strong evidence

“Nonprofit Organizations count on The Heritage Company for fundraising and outreach to donors, members and other constituents.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceChicago, IL, United StatesHQ checked Sep 29, 2026201-500194 contacts →

Partial evidence

“The average small to midsize nonprofit uses three to five tools to manage their donors, volunteers, and communications.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidencePhoenix, AZ, United StatesHQ checked Sep 29, 202651-200191 contacts →

Partial evidence

“Our mission is to move the needle on global generosity by helping nonprofits better connect with and inspire their supporters.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceAndover, MA, United StatesHQ checked Sep 29, 202651-200188 contacts →

Indirect evidence

“CyberGrants is now Bonterra, part of a cohesive tech lineup under the Bonterra brand.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceScottsdale, AZ, United StatesHQ checked Sep 29, 2026201-500185 contacts →

Indirect evidence

“Kindsight builds technology that helps fundraisers make a difference.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceBangalore, IndiaHQ checked Sep 29, 202651-200170 contacts →

Partial evidence

“Give is India’s most trusted giving platform, helping individuals and organisations raise and donate funds with ease and trust.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceBègles, FranceHQ checked Sep 29, 202651-200161 contacts →

Indirect evidence

“L'engagement associatif, c'est l'essence d'une société qui avance.”

Source: RevenueBase Database · checked Sep 29, 2026
23Strong evidenceAlexandria, VA, United StatesHQ checked Sep 29, 202651-200149 contacts →

Strong evidence

“Donorbox is an all-in-one fundraising platform built to maximize every giving opportunity and strengthen donor loyalty.”

Source: RevenueBase Database · checked Sep 29, 2026
24Strong evidenceRemote Usa, United StatesHQ checked Sep 29, 202651-200142 contacts →

Strong evidence

“Givebutter is the most-loved nonprofit fundraising platform, empowering millions of changemakers to raise more, pay less, and give better.”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceBangalore, IndiaHQ checked Sep 29, 202651-200142 contacts →

Partial evidence

“Milaap is India's largest Free crowdfunding platform for personal and social causes and has helped Indians raise over Cr for 2.5 lakh causes so far.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 2,008 nonprofit fundraising platform providers worldwide

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Nonprofit fundraising platform providers worldwide at a glance

As of Sep 29, 2026
40.7%Verified-email coverage
11.2Average contacts per company
1-10Median size (employees)
2.7%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
1,333
11-50
484
51-200
143
201-500
29
501-1,000
10
1,001-5,000
4
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 fundraising platform 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.
Coverage
Every country. Country and city lists for nonprofit fundraising platform providers are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “nonprofit fundraising platform 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 fundraising platform 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 fundraising platform providers, 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, 9,118 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 29, 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 fundraising platform providers by location

12 lists · largest first

Every Nonprofit fundraising platform providers 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 fundraising platform 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 fundraising platform providers are there worldwide?

RevenueBase identified 2,008 nonprofit fundraising platform providers 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?

Impactguru, headquartered in Mumbai, tops this list with the largest team on record.

Which country has the most nonprofit fundraising platform providers?

The United States leads with 924 companies, followed by the United Kingdom (141) and Canada (100). Every nonprofit fundraising platform providers list by country and city is linked on this page.

Which city has the most nonprofit fundraising platform providers?

London leads with 55 headquartered companies, followed by New York (52) and Austin (31).

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 9,118 verified decision-maker contacts tracked across these 2,008 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 29, 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.