Company lists · Data refreshed September 2026
Top 25 Nonprofit accounting software companies based in the United States
RevenueBase identified 142 nonprofit accounting software companies headquartered in the United States as of September 2026 and tracks 2,103 professional contacts across them, including 1,169 with verified work emails and 1,050 with mobile numbers. New York is the largest hub.
This list covers nonprofit accounting 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, its RevenueBase Smart Search rating, 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 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.
The 25 largest nonprofit accounting software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 775 contacts → | ||||
Strong evidence “THE NONPROFIT ACCOUNTING SPECIALISTS.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 243 contacts → | ||||
Partial evidence “Our name means “The Spirit of Serving Others.” It’s who we are and why we believe there’s no higher value than partnering with nonprofits to make the world a better place.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 81 contacts → | ||||
Partial evidence “For more than 30 years, Bookminders has provided timely, accurate and cost effective bookkeeping for a variety of nonprofits and small businesses.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | 71 contacts → | ||||
Strong evidence “At Chazin, mission-driven accounting is our business, but nonprofits are our passion.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | 65 contacts → | ||||
Strong evidence “Aplos is advancing fund accounting for the nonprofit and church sector.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | 51 contacts → | ||||
Strong evidence “NPact is software and services provider for the nonprofit and foundation sectors.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 50 contacts → | ||||
Partial evidence “Formed in 1987, Financial One was founded because of the need nonprofit organizations have for accurate and timely financial information.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | 40 contacts → | ||||
Strong evidence “Bookr provides the product, processes, and people to seamlessly enable enterprise-grade accounting and finance support exclusively to nonprofits.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | 35 contacts → | ||||
Partial evidence “Our mission at Numbers 4 Nonprofits is to manage money with mission.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | 35 contacts → | ||||
Strong evidence “RDM Associates is a premier provider of Outsourced Accounting Services to Nonprofit Organizations.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | 25 contacts → | ||||
Strong evidence “Red Wing Software develops and supports accounting, payroll, and financial management software for small-to-mid-sized businesses, agribusinesses, nonprofits, and municipals across…” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | 22 contacts → | ||||
Partial evidence “Walsh Accounting is an east coast based fully remote, flexible, and scalable resource to your company with access to a wide variety of experience and professional skills.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 19 contacts → | ||||
Partial evidence “Brand K Partners is dedicated to improving the operational efficiencies of small to mid-sized nonprofit organizations.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | 19 contacts → | ||||
Partial evidence “If your nonprofit is struggling with high turnover, or your accountant of 30 years is retiring, or perhaps your agencies have become incredibly complicated and you need nonprofit…” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | 19 contacts → | ||||
Partial evidence “AccuFund is 100% focused on serving nonprofits and government entities.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | 18 contacts → | ||||
Strong evidence “MFO Nonprofit Accounting is a cloud-based accounting firm dedicated exclusively to nonprofits.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | 18 contacts → | ||||
Strong evidence “For more than 30 years, Icon Systems has been developing high-quality software exclusively for religious organizations, nonprofits, and small businesses.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | 16 contacts → | ||||
Strong evidence “PROCAS Accounting Software for Government Contractors.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | 16 contacts → | ||||
Strong evidence “Established in 2022 by industry veteran Carlos Norena, Plus Accounting Services is a beacon of commitment to the nonprofit sector.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Strong evidence “Springly, a brand of AssoConnect, is an all-in-one nonprofit management software.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | 14 contacts → | ||||
Indirect evidence “Accurate and easy-to-understand financial reporting can help propel your mission to a new level.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 22 | 14 contacts → | ||||
Strong evidence “At Waters|Ortiz, we aspire to be a trusted leader in accounting and advisory services for nonprofits, empowering organizations nationwide to thrive in their missions while growing…” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Strong evidence “Welcome to Adavico – where we’re dedicated to engineering purpose-built software, coupled with tailored client accounting services, to help our clients engage and grow donors…” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 24 | 11 contacts → | ||||
Strong evidence “Abacus Hive is a cloud-based, full service, full force accounting firm that partners exclusively with nonprofits organizations in our shared communities.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 25 | 11 contacts → | ||||
Strong evidence “MonkeyPod is an all-in-one nonprofit management software platform built for organizations that are ready to get down to business.” Source: RevenueBase Database · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: nonprofit accounting software companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names nonprofit accounting software companies.
- Partial evidence
- Its own public description names part of nonprofit accounting software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name nonprofit accounting software companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 142 nonprofit accounting software companies based in the United States
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Nonprofit accounting software companies based in the United States at a glance
As of Sep 5, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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 accounting software companies, 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “nonprofit accounting software companies”. 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 accounting software companies), 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 accounting 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 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, 1,169 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
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 accounting software companies, 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 accounting software companies are there based in the United States?
RevenueBase identified 142 nonprofit accounting 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?
Your Part-Time Controller, LLC, headquartered in Philadelphia, tops this list with the largest team on record.
Which city has the most nonprofit accounting software companies?
New York leads with 7 headquartered companies, followed by Chicago (4) and Portland (4).
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 1,169 verified decision-maker contacts tracked across these 142 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 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.
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