Company lists · Data refreshed September 2026

Top 25 Nonprofit communication platform providers based in the United States

RevenueBase identified 570 company matches for nonprofit communication platform providers associated with the United States as of September 2026 and tracks 9,582 professional contacts across them, including 3,874 with verified work emails. New York is the largest hub.

This list covers company matches for nonprofit communication platform providers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 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 RevenueBase SmartSearch · Exact Recorded Sep 29, 2026 How this list was built
570Companies
9,582Contacts tracked
3,874Verified emails
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The 25 largest nonprofit communication platform providers based in the United States

Ranked by team size
Top 25 of 570 company matches for nonprofit communication platform providers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchIndianapolis, IN, United StatesHQ recorded Sep 29, 2026201-500514 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchPlano, TX, United StatesHQ recorded Sep 29, 2026201-500492 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchAlpharetta, GA, United StatesHQ recorded Sep 29, 2026501-1,000461 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchCarmel, IN, United StatesHQ recorded Sep 29, 202651-200363 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchMiddletown, DE, United StatesHQ recorded Sep 29, 2026201-500342 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchBrooklyn, United StatesHQ recorded Sep 29, 2026201-500336 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchAustin, TX, United StatesHQ recorded Sep 29, 2026201-500275 contacts →

Exact match

“Personify partners with associations, chambers of commerce, nonprofits, event professionals, YMCAs, JCCs and other organizations to help them bring people and ideas together.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchNewbury Park, CA, United StatesHQ recorded Sep 29, 2026n/a252 contacts →

Exact match

“Clover creates software for real people.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchChicago, IL, United StatesHQ recorded Sep 29, 2026201-500194 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchPhoenix, AZ, United StatesHQ recorded Sep 29, 202651-200191 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchScottsdale, AZ, United StatesHQ recorded Sep 29, 2026201-500185 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchLincoln, NE, United StatesHQ recorded Sep 29, 202651-200181 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchOverland Park, KS, United StatesHQ recorded Sep 29, 202651-200157 contacts →

Exact match

“Nelnet Community Engagement (NCE) exists to empower people to impact the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Sep 29, 2026n/a152 contacts →

Exact match

“O'Brien Garrett is a comprehensive fundraising and communications company serving some of the nation's top nonprofits.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchAlexandria, VA, United StatesHQ recorded Sep 29, 202651-200149 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchGainesville, FL, United StatesHQ recorded Sep 29, 202651-200143 contacts →

Exact match

“Feathr is the marketing and communications platform purpose-built for associations, nonprofits, and arts and culture organizations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchRemote Usa, United StatesHQ recorded Sep 29, 202651-200142 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchSan Diego, CA, United StatesHQ recorded Sep 29, 2026201-500131 contacts →

Exact match

“Classy from GoFundMe is a Public Benefit Corporation that creates meaningful connections through giving by empowering nonprofits to take advantage of every opportunity to connect…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 202651-200113 contacts →

Exact match

“Almabase helps mission-driven organizations build stronger communities and inspire greater giving.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchLos Angeles, CA, United StatesHQ recorded Sep 29, 202651-20099 contacts →

Exact match

“NationBuilder is the world’s most-used software for politics and advocacy.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchOrem, UT, United StatesHQ recorded Sep 29, 202651-20091 contacts →

Exact match

“Help people and organizations grow by nurturing and cultivating relationships through sharing their messages digitally.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchSeattle, WA, United StatesHQ recorded Sep 29, 202651-20083 contacts →

Exact match

“Our vision is that society will one day equip altruistic organizations as well as we equip for-profit companies.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchFort Washington, PA, United StatesHQ recorded Sep 29, 2026201-50073 contacts →

Exact match

“DonorPerfect is a one-stop fundraising software solution that helps nonprofits raise more money in less time.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchBrooklyn, United StatesHQ recorded Sep 29, 202651-20065 contacts →

Exact match

“Powering Community-Driven Fundraising Worldwide Charidy empowers nonprofit organizations to mobilize their communities and unlock extraordinary generosity.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchWashington, DC, United StatesHQ recorded Sep 29, 202651-20059 contacts →

Exact match

“Fíonta, founded in 2001 and a longtime Salesforce Nonprofit Partner, serves 1,200+ nonprofits, foundations, and associations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 570 nonprofit communication platform providers based in the United States

See the full list, filter by size, metro and specialty, and access 3,874 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit communication platform providers based in the United States at a glance

As of Sep 29, 2026
40.4%Verified-email coverage
16.8Average contacts per company
1-10Median size (employees)
6.8%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
387
11-50
123
51-200
43
201-500
11
501-1,000
2
1,001-5,000
2
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 570 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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
Company records associated with the United States whose business descriptions match “nonprofit communication platform providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 3,874 professional contacts with verified work emails across the full matched dataset. 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.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Nonprofit communication platform providers by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “nonprofit communication platform providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit communication platform providers are there based in the United States?

RevenueBase identified 570 company matches for nonprofit communication platform providers associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Bloomerang tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most nonprofit communication platform providers?

New York leads with 39 company records, followed by Washington (24) and Austin (18).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,874 professional contacts with verified work emails tracked across these 570 companies; direct dials are available where recorded.

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 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.