Company lists · Data refreshed October 2026

Top 25 Nonprofit tax compliance consultants worldwide

RevenueBase identified 4,255 company matches for nonprofit tax compliance consultants worldwide as of October 2026 and tracks 24,312 professional contacts across them, including 7,203 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for nonprofit tax compliance consultants 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 October 22, 2026. Country and city lists for nonprofit tax compliance consultants 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 Oct 22, 2026 How this list was built
4,255Companies
24,312Contacts tracked
7,203Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest nonprofit tax compliance consultants worldwide

Ranked by team size
Top 25 of 4,255 company matches for nonprofit tax compliance consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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 Oct 22, 2026501-1,000809 contacts →

Exact match

“THE NONPROFIT ACCOUNTING SPECIALISTS.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2Exact matchPalo Alto, CA, United StatesHQ recorded Oct 22, 2026201-500417 contacts →

Exact match

“Originating from the English and Latin roots of “apercu,” an act of insight, and “census,” an applied study of wealth and property, Apercen is a tax consulting firm offering high…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchNeustadt An Der Weinstrasse, GermanyHQ recorded Oct 22, 20261,001-5,000370 contacts →

Exact match

“Deutschlands Nr.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchGurgaon, IndiaHQ recorded Oct 22, 2026201-500311 contacts →

Exact match

“Felix Advisory is one of the leading providers of tax & regulatory services, risk, transaction, financial & business advisory, internal audit, and corporate governance services in…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchBethesda, MD, United StatesHQ recorded Oct 22, 2026201-500268 contacts →

Exact match

“Calibre CPA Group is a national accounting and advisory firm serving associations, not-for-profit organizations, labor unions, employee benefit plans, and business enterprises.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchIndianapolis, IN, United StatesHQ recorded Oct 22, 202651-200266 contacts →

Exact match

“As a national full-service accounting and advisory firm exclusively serving nonprofit organizations, CapinCrouse provides professional solutions to organizations whose outcomes…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchBethesda, MD, United StatesHQ recorded Oct 22, 202651-200265 contacts →

Exact match

“Headquartered in the Washington, DC metropolitan region, GRF CPAs & Advisors (GRF) is a full-service professional services firm providing clients with audit and assurance, tax…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8Exact matchWestchester, IL, United StatesHQ recorded Oct 22, 202651-200184 contacts →

Exact match

“Legacy Professionals LLP, headquartered in Westchester, IL, with offices in Schererville, IN, and Edina, MN, is a Certified Public Accounting firm serving clients nationwide.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchKuala Lumpur, MalaysiaHQ recorded Oct 22, 202651-200173 contacts →

Exact match

“ECOVIS is a leading global consulting firm with its origins in Continental Europe.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchPittsburgh, PA, United StatesHQ recorded Oct 22, 202651-200142 contacts →

Exact match

“Maher Duessel is a leading regional CPA firm that was founded to provide high-caliber audit, tax, and consulting services to clients in the governmental and non-profit sectors.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchNewport, United KingdomHQ recorded Oct 22, 202651-200142 contacts →

Exact match

“Award winning accountants & tax advisors based in Newport, South Wales.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchAlbany, GA, United StatesHQ recorded Oct 22, 202651-200134 contacts →

Exact match

“Since 1948, Draffin & Tucker has supplied a full range of professional accounting services to small businesses, large corporations, individuals, government entities, nonprofit…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchJoaçaba, BrazilHQ recorded Oct 22, 2026201-500133 contacts →

Exact match

“A Contassesc se destaca por fornecer serviços contábeis especializados, incluindo assessoria, consultoria e planejamento tributário.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchMount Juliet, TN, United StatesHQ recorded Oct 22, 202651-200117 contacts →

Exact match

“Our number one priority at JMT is to empower nonprofits to achieve their mission through optimized systems and processes.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchBethesda, MD, United StatesHQ recorded Oct 22, 202651-200111 contacts →

Exact match

“For over 45 years, Rubino & Company, Chartered has provided outstanding public accounting, tax advisory, regulatory consulting, and financial services to clients in the…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Oct 22, 202651-200102 contacts →

Exact match

“R&M is a boutique consulting firm that works in two key areas: tax and internal audit.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Oct 22, 20261,001-5,00093 contacts →

Exact match

“Top accounting firm Raffa, P.C.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchUtica, NY, United StatesHQ recorded Oct 22, 202651-20089 contacts →

Exact match

“Bringing our clients over 70 years of dedicated experience and service, D'Arcangelo & Co, LLP offers our clients a distinct difference through unsurpassed accounting, auditing…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchMiddleton, WI, United StatesHQ recorded Oct 22, 202651-20086 contacts →

Exact match

“Quality service through our commitment to staff and clients.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchMaple Shade, NJ, United StatesHQ recorded Oct 22, 202651-20084 contacts →

Exact match

“Ready for a new kind of accounting experience?”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchSunrise, FL, United StatesHQ recorded Oct 22, 202651-20084 contacts →

Exact match

“Neil Jesani Tax Advisors, Inc.(NJA) provides a full suite of tax, compliance, accounting, resolution and advisory services, drawing on extensive industry knowledge to serve high…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22Exact matchPhiladelphia, PA, United StatesHQ recorded Oct 22, 202651-20080 contacts →

Exact match

“Schultz & Williams is a national consulting firm dedicated to helping nonprofits of all types and sizes achieve financial stability, meet organizational goals, and support greater…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchDublin 2, IrelandHQ recorded Oct 22, 202651-20080 contacts →

Exact match

“Strata Financial provides a full suite of all accounting, auditing, tax, management, and compliance services.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24Exact matchValley Stream, NY, United StatesHQ recorded Oct 22, 202651-20077 contacts →

Exact match

“Tax Consulting Services Individual Tax Return Preparation * Electronic Filing * Refund Anticipation Loans * Same Day Refund Anticipation Loans * Refund Anticipation Checks * State…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25Exact matchDallas, TX, United StatesHQ recorded Oct 22, 202611-5076 contacts →

Exact match

“SST Accountants & Consultants provides tax, audit, accounting, and business advisory services to privately-held businesses and individuals.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase

Showing 25 of 4,255 nonprofit tax compliance consultants worldwide

See the full list, filter by size, metro and specialty, and access 7,203 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Nonprofit tax compliance consultants worldwide at a glance

As of Oct 22, 2026
29.6%Verified-email coverage
5.7Average contacts per company
1-10Median size (employees)
1.3%Largest-city concentration · Sao Paulo
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
2,768
11-50
1,220
51-200
185
201-500
20
501-1,000
4
1,001-5,000
4
5,001-10,000
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 tax compliance consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “nonprofit tax compliance consultants” 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 7,203 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 October 22, 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 tax compliance consultants by location

18 lists · largest first

Every Nonprofit tax compliance consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 tax compliance consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit tax compliance consultants are there worldwide?

RevenueBase identified 4,255 company matches for nonprofit tax compliance consultants worldwide as of October 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 tax compliance consultants?

The United States leads with 1,171 companies, followed by Germany (739) and Brazil (267). Every nonprofit tax compliance consultants list by country and city is linked on this page.

Which city has the most nonprofit tax compliance consultants?

Sao Paulo leads with 54 company records, followed by Berlin (46) and New York (41).

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 7,203 professional contacts with verified work emails tracked across these 4,255 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 October 22, 2026.

Ready to reach these companies? Verified emails and direct dials for all 4,255 nonprofit tax compliance consultants worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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.