Company lists · Data refreshed November 2026

Top 25 Nonprofit accounts payable services worldwide

RevenueBase identified 281 company matches for nonprofit accounts payable services worldwide as of November 2026 and tracks 2,686 professional contacts across them, including 1,279 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for nonprofit accounts payable services worldwide, 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 November 6, 2026. Country and city lists for nonprofit accounts payable services follow the table.

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 Nov 6, 2026 How this list was built
281Companies
2,686Contacts tracked
1,279Verified emails
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The 25 largest nonprofit accounts payable services worldwide

Ranked by team size
Top 25 of 281 company matches for nonprofit accounts payable services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 2026501-1,000837 contacts →

Exact match

“THE NONPROFIT ACCOUNTING SPECIALISTS.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchUnited StatesHQ recorded Nov 6, 2026201-500287 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHemel Hempstead, United KingdomHQ recorded Nov 6, 2026501-1,000109 contacts →

Exact match

“SJD is now Caroola Accountancy!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20089 contacts →

Exact match

“Consero Global Acquires BTQ Financial, Expanding Its Reach to the Non-Profit World With a Leading Provider of Finance as a Service to the Sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Kiwi Partners delivers exceptional Accounting, Consulting Services, and HR services to the nonprofit community.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBerkeley Lake, GA, United StatesHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Finding What Others Miss.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSolingen, GermanyHQ recorded Nov 6, 2026201-50063 contacts →

Exact match

“Leverage the innovative power of Cisbox to manage your accounts payable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchPlymouth, MI, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Formed in 1987, Financial One was founded because of the need nonprofit organizations have for accurate and timely financial information.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchUnited StatesHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“OneSky Offshore is over a decade old offshore accounting and financial services firm specializing in building dedicated remote teams for modern businesses and Accounting firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWalnut Creek, CA, United StatesHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Bookr provides the product, processes, and people to seamlessly enable enterprise-grade accounting and finance support exclusively to nonprofits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBrentwood, TN, United StatesHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“LBMC W Squared provides outsourced solutions including finance & accounting, accounts receivable, and accounts payable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchClarkston, MI, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“RDM Associates is a premier provider of Outsourced Accounting Services to Nonprofit Organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSydney, AustraliaHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“The Breakthrough Office was established from a passion to make a difference in the world – accounting, payroll, governance and compliance are just what we’re good at.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWauwatosa, WI, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“A renowned leader since 1981 in cutting-edge Accounting Service, Management Services, Strategic Alliance Consulting & Facilitation EXCLUSIVELY FOR NON-PROFIT AGENCIES.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNorwood, MA, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“SX Business Services is an outsourced accounting company based out of 661 Pleasant Street Norwood, MA, United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAdelaide, AustraliaHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“NFPAS is Australia’s leading not for profit accounting specialists.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDenver, CO, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchWinter Garden, FL, United StatesHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“MFO Nonprofit Accounting is a cloud-based accounting firm dedicated exclusively to nonprofits.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMiami, FL, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPearland, TX, United StatesHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“Stay on top of your business finances with Monily.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAppleton, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Accurate and easy-to-understand financial reporting can help propel your mission to a new level.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchUnited StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Accounts receivable, Accounts payable, payroll, billing, taxes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSutton, United KingdomHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Charity Accounting Services was founded with the mission to make life easier for charities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202611-509 contacts →

Exact match

“NON-PROFIT BOOKKEEPING SINCE 1986 Susan Matlack Jones & Associates provides quality accounting, bookkeeping, and consulting services to not-for-profit organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchArlington Heights, IL, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Linda Borst founded Borst Accounting Solutions LLC (BAS) to provide outsourced accounting services for small and medium-sized businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 281 nonprofit accounts payable services worldwide

See the full list, filter by size, metro and specialty, and access 1,279 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit accounts payable services worldwide at a glance

As of Nov 6, 2026
47.6%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
1.8%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
218
11-50
50
51-200
7
201-500
3
501-1,000
2
1,001-5,000
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for nonprofit accounts payable services are linked below.
What qualifies
Company records worldwide whose business descriptions match “nonprofit accounts payable services” 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. 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 1,279 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 November 6, 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 accounts payable services by location

1 lists · largest first

Every Nonprofit accounts payable services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 accounts payable services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit accounts payable services are there worldwide?

RevenueBase identified 281 company matches for nonprofit accounts payable services worldwide as of November 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?

Your Part-Time Controller, LLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most nonprofit accounts payable services?

The United States leads with 134 companies. Every nonprofit accounts payable services list by country and city is linked on this page.

Which city has the most nonprofit accounts payable services?

New York leads with 5 company records, followed by Denver (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 limited free results with 500 credits to start. Upgrading provides access to the 1,279 professional contacts with verified work emails tracked across these 281 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 November 6, 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.