Company lists · Data refreshed September 2026

Top 25 Nonprofit membership software companies based in the United States

RevenueBase identified 197 company matches for nonprofit membership software companies associated with the United States as of September 2026 and tracks 6,442 professional contacts across them, including 2,140 with verified work emails. New York is the largest hub.

This list covers company matches for nonprofit membership software companies 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
197Companies
6,442Contacts tracked
2,140Verified emails
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The 25 largest nonprofit membership software companies based in the United States

Ranked by team size
Top 25 of 197 company matches for nonprofit membership software companies 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 matchAtlanta, GA, United StatesHQ recorded Sep 29, 2026501-1,0001,006 contacts →

Exact match

“ACTIVE Network transforms the way communities come together, facilitating engagement and participation across a spectrum of activities and events.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchSt. Petersburg, FL, United StatesHQ recorded Sep 29, 20261,001-5,000867 contacts →

Exact match

“Community Brands is now Momentive Software, follow us at Momentive Software helps associations and nonprofits enhance membership management and donor engagement, automate and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchDublin, OH, United StatesHQ recorded Sep 29, 2026n/a638 contacts →

Exact match

“DISCLOSURE: We aren't Tata Consultancy Services, even though more than 200 'employees' mistakenly claim to work for us.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact 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
5Exact 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
6Exact matchAlpharetta, GA, United StatesHQ recorded Sep 29, 2026201-500297 contacts →

Exact match

“Northstar is the leading vendor of Club Management & Community Association Software used by more than 700 clubs & communities worldwide, including 50 Platinum clubs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact 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
8Exact matchAlexandria, VA, United StatesHQ recorded Sep 29, 2026201-500229 contacts →

Exact match

“Advanced Solutions International, Inc.(ASI) is a leading global provider of cloud software and services for associations and non-profits.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchAndover, MA, United StatesHQ recorded Sep 29, 202651-200188 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact 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
11Exact matchDover, DE, United StatesHQ recorded Sep 29, 202651-200172 contacts →

Exact match

“GrowthZone delivers a full suite of solutions built for member-based organizations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchWhite Plains, NY, United StatesHQ recorded Sep 29, 202651-20082 contacts →

Exact match

“JustGo addresses the needs of Governing Bodies, Sports Clubs, Charities, & Membership Organizations, with an easily managed membership system that provides flexibility across your…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchArlington, VA, United StatesHQ recorded Sep 29, 202651-20062 contacts →

Exact match

“Manage members, events, communities, and virtually everything needed to run your organization – all in one powerful, integrated system.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchBoston, MA, United StatesHQ recorded Sep 29, 202651-20051 contacts →

Exact match

“NPact is software and services provider for the nonprofit and foundation sectors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchColumbia, MD, United StatesHQ recorded Sep 29, 202611-5049 contacts →

Exact match

“For over 26 years, ACGI Software has been providing best-in-class association management software.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchAkron, OH, United StatesHQ recorded Sep 29, 202651-20039 contacts →

Exact match

“International Data Management (IDMI) has been providing full-service data driven solutions to the non-profit community since its inception in 1994.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchChesapeake, VA, United StatesHQ recorded Sep 29, 202611-5035 contacts →

Exact match

“StratusLIVE, an industry leader of Software for Social Good, empowers organizations to drive change and increase impact.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchAtlanta, GA, United StatesHQ recorded Sep 29, 202651-20035 contacts →

Exact match

“Engagifii MEams is the only AMS that delivers a powerful, unified solution for managing every facet of your association.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchLansing, MI, United StatesHQ recorded Sep 29, 202611-5032 contacts →

Exact match

“Incorporated in 1990, MNA is a statewide membership organization dedicated to serving the diverse nonprofit sector through advocacy, training, and resources.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchFort Lauderdale, FL, United StatesHQ recorded Sep 29, 202611-5027 contacts →

Exact match

“Arreva is the trusted advisor and market leader of fundraising and donor relationship management software.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchSterling, VA, United StatesHQ recorded Sep 29, 202611-5027 contacts →

Exact match

“Integrating with over 40 third-party systems, including iMIS, Aptify, Personify, Higher Logic, cvent, BluePay, ACGI, Digitell, and Stripe, mosaic apps bring value through event…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchNew Orleans, LA, United StatesHQ recorded Sep 29, 202611-5024 contacts →

Exact match

“ChapterSpot is a leader in innovative software solutions for chapter-based non-profit organizations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-5023 contacts →

Exact match

“Our company helps non-profits reimagine how they do business through digital engagement.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchCharlotte, NC, United StatesHQ recorded Sep 29, 202651-20022 contacts →

Exact match

“Accrisoft Corporation is a website and membership software company dedicated to assisting non-profits in reaching their goals and aspirations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchCharlotte, NC, United StatesHQ recorded Sep 29, 202651-20021 contacts →

Exact match

“Lumaverse Technologies brings together a suite of solutions that focus on scheduling, coordination, communication, registration, member, volunteer, and fundraising management…”

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

Showing 25 of 197 nonprofit membership software companies based in the United States

See the full list, filter by size, metro and specialty, and access 2,140 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit membership software companies based in the United States at a glance

As of Sep 29, 2026
33.2%Verified-email coverage
32.7Average contacts per company
11-50Median size (employees)
4.1%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
89
11-50
73
51-200
22
201-500
7
501-1,000
2
1,001-5,000
1
10001+
3

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 197 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 membership software companies” 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 2,140 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.

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 membership software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit membership software companies are there based in the United States?

RevenueBase identified 197 company matches for nonprofit membership software companies 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?

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

Which city has the most nonprofit membership software companies?

New York leads with 8 company records, followed by Austin (5) and St. Petersburg (5).

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 2,140 professional contacts with verified work emails tracked across these 197 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.