Company lists · Data refreshed September 2026

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

RevenueBase identified 261 nonprofit volunteer management software companies headquartered in the United States as of September 2026 and tracks 4,653 professional contacts across them, including 1,529 with verified work emails and 1,840 with mobile numbers. New York is the largest hub.

This list covers nonprofit volunteer 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
261Companies
4,653Contacts tracked
1,529Verified emails
1,840Mobile numbers
Unlock all 261 companies Free signup · no credit card · 500 free credits

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

Ranked by team size
Top 25 of 261 nonprofit volunteer 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 volunteer 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
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
2
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
3
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
4
Neon ONEStrong evidence
Chicago, IL, United StatesHQ checked Sep 5, 2026201-500194

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

Source: company website · checked Sep 5, 2026
5
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
6
GoldenStrong evidence
Venice, CA, United StatesHQ checked Sep 5, 2026n/a183

“At Golden, we make volunteering seamless, impactful, and rewarding for everyone-whether you're a nonprofit, company, university, government, or community organization.”

Source: company website · checked Sep 5, 2026
7Asheville, NC, United StatesHQ checked Sep 5, 202611-5060

“Our flagship product, Get Connected, was created for organizations who want an easy way to manage, engage, and increase the impact of volunteerism.”

Source: company website · checked Sep 5, 2026
8
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
9
ONEOCPartial evidence
Santa Ana, CA, United StatesHQ checked Sep 5, 202611-5049

“OneOC's mission is to accelerate nonprofit success.”

Source: company website · checked Sep 5, 2026
10
ProlocityIndirect evidence
Cincinnati, OH, United StatesHQ checked Sep 5, 202651-20042

“With over implementation and managed services clients, and a 5-star customer rating, Prolocity is a Summit Salesforce partner recognized for our unmatched expertise and passionate…”

Source: company website · checked Sep 5, 2026
11
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
12
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
13
Prenger Solutions GroupPartial evidence
Omaha, MN, United StatesHQ checked Sep 5, 202611-5027

“Prenger Solutions Group uses technology to help nonprofits improve their fundraising and communications.”

Source: company website · checked Sep 5, 2026
14
AuxiliaStrong evidence
Denver, United StatesHQ checked Sep 5, 202611-5025

“Auxilia’s comprehensive nonprofit Donation Management System modernizes the giving experience, simplifies outreach and provides greater organizational transparency– enabling…”

Source: company website · checked Sep 5, 2026
15Salt Lake City, UT, United StatesHQ checked Sep 5, 202611-5023

“Samaritan is volunteerism.”

Source: company website · checked Sep 5, 2026
16
Accrisoft CorporationPartial 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
17
Lumaverse TechnologiesStrong 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
18
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
19
VolunteerhubPartial evidence
Dublin, OH, United StatesHQ checked Sep 5, 202611-5021

“Connecting People with Purpose Managing volunteers can be a difficult and time consuming process for any organization.”

Source: company website · checked Sep 5, 2026
20
Urgensee, INCIndirect evidence
Houston, TX, United StatesHQ checked Sep 5, 202611-5020

“Enabling the efficient operation of organizations is our Passion!”

Source: company website · checked Sep 5, 2026
21
InstilStrong evidence
Los Angeles, CA, United StatesHQ checked Sep 5, 202611-5020

“Instil offers a relationship management platform that helps nonprofits operate more effectively, increasing revenue and maximizing social impact.”

Source: company website · checked Sep 5, 2026
22
GenerusPartial evidence
Cambridge, MA, United StatesHQ checked Sep 5, 202611-5020

Volunteer better, together.”

Source: company website · checked Sep 5, 2026
23
Icon Systems, INCStrong evidence
Fargo, ND, United StatesHQ checked Sep 5, 20261-1018

“For more than 30 years, Icon Systems has been developing high-quality software exclusively for religious organizations, nonprofits, and small businesses.”

Source: company website · checked Sep 5, 2026
24
Site StackerIndirect evidence
Fort Pierce, FL, United StatesHQ checked Sep 5, 202611-5018

“Our Mission drives our Experience.”

Source: company website · checked Sep 5, 2026
25
SkvarePartial evidence
Dallas, TX, United StatesHQ checked Sep 5, 202611-5017

“Skvare provides strategy consultation, IT system development, system hosting, and site maintenance for nonprofits, membership associations, and educational organizations.”

Source: company website · checked Sep 5, 2026

Showing 25 of 261 nonprofit volunteer management software companies based in the United States

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

As of Sep 5, 2026
1-10Median size (employees)
New YorkLargest hub · 12 HQs
1,840Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
164
11-50
77
51-200
13
201-500
3
501-1,000
1
1,001-5,000
1
10001+
2

Verified emails by last verification

0–30
1,414
31–60
109
61–90
0
90–180
0
180+
6

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 volunteer 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 volunteer 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 volunteer 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, 1,529 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 volunteer management software companies are there based in the United States?

RevenueBase identified 261 nonprofit volunteer 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?

Community Brands, headquartered in St. Petersburg, tops this list with the largest team on record.

Which city has the most nonprofit volunteer management software companies?

New York leads with 12 headquartered companies, followed by Austin (5) and Chicago (5).

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 1,529 verified decision-maker contacts tracked across these 261 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.

Ready to reach these companies? Verified emails and direct dials for all 261 nonprofit volunteer management software companies based in the United States. Start with a free account, no credit card.

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Related lists

Nonprofit volunteer management software companies by geography

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.