Company lists · Data refreshed September 2026

Top 25 Nonprofit membership management software companies based in the United States

RevenueBase identified 290 nonprofit membership management software companies headquartered in the United States as of September 2026 and tracks 7,588 professional contacts across them, including 2,091 with verified work emails and 2,488 with mobile numbers. New York is the largest hub.

This list covers nonprofit membership management software companies headquartered in the 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
290Companies
7,588Contacts tracked
2,091Verified emails
2,488Mobile numbers
Unlock all 290 companies Free signup · no credit card · 500 free credits

The 25 largest nonprofit membership management software companies based in the United States

Ranked by team size
Top 25 of 290 nonprofit membership management software companies based in the United States, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names nonprofit membership management software companies: 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
Active NetworkIndirect evidence
Atlanta, GA, United StatesHQ checked Sep 5, 2026501-1,0001,006

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

Source: company website · checked Sep 5, 2026
2
Community BrandsStrong evidence
St. Petersburg, FL, United StatesHQ checked Sep 5, 20261,001-5,000867

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

Source: company website · checked Sep 5, 2026
3
TCS SoftwareIndirect evidence
Dublin, OH, United StatesHQ checked Sep 5, 2026n/a638

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

Source: company website · checked Sep 5, 2026
4
BloomerangPartial evidence
Indianapolis, IN, United StatesHQ checked Sep 5, 2026201-500514

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

Source: company website · checked Sep 5, 2026
5
Ministry BrandsIndirect evidence
Alpharetta, GA, United StatesHQ checked Sep 5, 2026501-1,000461

“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: company website · checked Sep 5, 2026
6Mclean, VA, United StatesHQ checked Sep 5, 2026201-500384

“Naylor Association Solutions empowers associations to achieve success through innovative association tools and services for strengthening member engagement and increasing non-dues…”

Source: company website · checked Sep 5, 2026
7
VANCOPartial evidence
Bloomington, MN, United StatesHQ checked Sep 5, 202651-200301

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

Source: company website · checked Sep 5, 2026
8Alpharetta, GA, United StatesHQ checked Sep 5, 2026201-500297

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

Source: company website · checked Sep 5, 2026
9
CloverPartial evidence
Newbury Park, CA, United StatesHQ checked Sep 5, 2026n/a252

“Clover creates software for real people.”

Source: company website · checked Sep 5, 2026
10
Cybergrants IS NOW BonterraIndirect evidence
Andover, MA, United StatesHQ checked Sep 5, 202651-200188

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

Source: company website · checked Sep 5, 2026
11
JustgoPartial evidence
White Plains, NY, United StatesHQ checked Sep 5, 202651-20082

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

Source: company website · checked Sep 5, 2026
12Indianapolis, IN, United StatesHQ checked Sep 5, 202611-5055

“Raybourn Group International is an award-winning accredited association management, non-profit consulting and event management firm based in Indianapolis.”

Source: company website · checked Sep 5, 2026
13
NPACTStrong evidence
Boston, MA, United StatesHQ checked Sep 5, 202651-20051

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

Source: company website · checked Sep 5, 2026
14
Acgi SoftwareStrong evidence
Columbia, MD, United StatesHQ checked Sep 5, 202611-5049

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

Source: company website · checked Sep 5, 2026
15
Novi AMSStrong evidence
Orlando, FL, United StatesHQ checked Sep 5, 202611-5039

“Association Management Software for Associations using QuickBooks, built for associations by associations.”

Source: company website · checked Sep 5, 2026
16
StratuslivePartial evidence
Chesapeake, VA, United StatesHQ checked Sep 5, 202611-5035

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

Source: company website · checked Sep 5, 2026
17
EngagifiiIndirect evidence
Atlanta, GA, United StatesHQ checked Sep 5, 202651-20035

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

Source: company website · checked Sep 5, 2026
18
Rhythm SoftwareIndirect evidence
Atlanta, GA, United StatesHQ checked Sep 5, 202611-5028

“Associations are here to advance their missions, further their communities, and provide resources for their industry.”

Source: company website · checked Sep 5, 2026
19
ArrevaStrong evidence
Fort Lauderdale, FL, United StatesHQ checked Sep 5, 202611-5027

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

Source: company website · checked Sep 5, 2026
20
Mosaic AppsIndirect evidence
Sterling, VA, United StatesHQ checked Sep 5, 202611-5027

“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…”

Source: company website · checked Sep 5, 2026
21New Orleans, LA, United StatesHQ checked Sep 5, 202611-5024

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

Source: company website · checked Sep 5, 2026
22
MentissoftStrong evidence
NJ, United StatesHQ checked Sep 5, 202611-5023

“MentisSoft develops purpose-built software solutions for educational institutions and nonprofits, helping them operate more efficiently and make informed decisions with confidence.”

Source: company website · checked Sep 5, 2026
23
Accrisoft CorporationStrong evidence
Charlotte, NC, United StatesHQ checked Sep 5, 202651-20022

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

Source: company website · checked Sep 5, 2026
24
Lumaverse TechnologiesPartial evidence
Charlotte, NC, United StatesHQ checked Sep 5, 202651-20021

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

Source: company website · checked Sep 5, 2026
25
FundeasyPartial evidence
New Smyrna Beach, FL, United StatesHQ checked Sep 5, 202611-5021

“The important work of nonprofits is at risk because the process of fundraising is difficult.”

Source: company website · checked Sep 5, 2026

Showing 25 of 290 nonprofit membership management software companies based in the United States

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

As of Sep 5, 2026
1-10Median size (employees)
New YorkLargest hub · 9 HQs
2,488Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
168
11-50
86
51-200
22
201-500
6
501-1,000
3
1,001-5,000
2
10001+
3

Verified emails by last verification

0–30
1,947
31–60
130
61–90
1
90–180
1
180+
12

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 membership management software companies, 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 the United States whose own description of what they do matches “nonprofit membership management software companies”. 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 membership management software companies, and records with no verified work email. Companies headquartered outside United States 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, 2,091 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.

Frequently asked

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

RevenueBase identified 290 nonprofit membership management software companies headquartered in the 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?

Active Network, headquartered in Atlanta, tops this list with the largest team on record.

Which city has the most nonprofit membership management software companies?

New York leads with 9 headquartered companies, followed by Chicago (8) and Austin (6).

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 2,091 verified decision-maker contacts tracked across these 290 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.