Company lists · Data refreshed October 2026

Top 25 Nonprofit tax compliance services worldwide

RevenueBase identified 1,686 company matches for nonprofit tax compliance services worldwide as of October 2026 and tracks 7,916 professional contacts across them, including 1,868 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for nonprofit tax compliance 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 October 22, 2026. Country and city lists for nonprofit tax compliance 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 Oct 22, 2026 How this list was built
1,686Companies
7,916Contacts tracked
1,868Verified emails
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The 25 largest nonprofit tax compliance services worldwide

Ranked by team size
Top 25 of 1,686 company matches for nonprofit tax compliance services 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 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
2Exact 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
3Exact matchPlano, TX, United StatesHQ recorded Oct 22, 202651-200114 contacts →

Exact match

“At MyTaxFiler, we offer more than just tax preparation-we provide peace of mind.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchChennai, IndiaHQ recorded Oct 22, 202651-20089 contacts →

Exact match

“Ventura Pranas is a cross-border advisory firm providing specialised solutions to individuals and companies across the US, India, and Singapore.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact 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
7Exact 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
8Exact matchCologne, GermanyHQ recorded Oct 22, 202651-20064 contacts →

Exact match

“Unsere Steuerberater in Köln, Düsseldorf, Frankfurt, Bonn und Dubai haben sich besonders auf die Steuerberatung von Kapitalgesellschaften und Personengesellschaften spezialisiert.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Oct 22, 202651-20061 contacts →

Exact match

“We provide superior compliance services to the political and non-profit communities by combining modern business principles, technology, and top-notch customer service with…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Oct 22, 202651-20060 contacts →

Exact match

“Blazek & Vetterling is a Houston-based, audit and tax firm specializing in tax-exempt organizations, government entities, and employee benefit plans.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchBrossard, QC, CanadaHQ recorded Oct 22, 202651-20059 contacts →

Exact match

“Services * Expansion américaine et/ou internationale;* Conformité fiscale américaine (corporative);* Conformité fiscale américaine (individu);* « Snowbirds » et immobilier…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchIrvine, CA, United StatesHQ recorded Oct 22, 2026201-50057 contacts →

Exact match

“Omega Accounting Solutions is a financial and tax advisory based in Irvine, California that empowers small and medium-sized businesses (SMBs) to make better-informed decisions.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchNy, United StatesHQ recorded Oct 22, 202651-20056 contacts →

Exact match

“Tax Preparation for U.S.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchTucson, AZ, United StatesHQ recorded Oct 22, 202651-20054 contacts →

Exact match

“HeinfeldMeech is a premier auditing and consulting firm specializing in the service of governmental and nonprofit organizations.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchPlymouth, MI, United StatesHQ recorded Oct 22, 202651-20051 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 · Oct 22, 2026 · View company records in RevenueBase
16Exact matchMclean, VA, United StatesHQ recorded Oct 22, 202651-20050 contacts →

Exact match

“Rogers & Company provides industry-leading audit, assurance, tax, outsourcing, and advisory services to many recognized national and international nonprofit organizations.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Oct 22, 202611-5048 contacts →

Exact match

“Adler & Colvin is a group of attorneys based in San Francisco, California, deeply committed to serving the legal needs of the nonprofit sector.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchPowell, OH, United StatesHQ recorded Oct 22, 202651-20048 contacts →

Exact match

“We are now Acclarity.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchWinter Park, FL, United StatesHQ recorded Oct 22, 202611-5047 contacts →

Exact match

“At BryteBridge, we are on a Mission to Empower dreamers and doers to build organizations that positively impact their communities.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchBalwyn, United StatesHQ recorded Oct 22, 202651-20040 contacts →

Exact match

“Join a firm where you look forward to meeting with us and we look forward to receiving your call.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchFort Lauderdale, FL, United StatesHQ recorded Oct 22, 202611-5040 contacts →

Exact match

“Sagemont Advisors is your trusted partner for tax and regulatory reporting advisory services.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22Exact matchBangalore, IndiaHQ recorded Oct 22, 202611-5036 contacts →

Exact match

“A boutique tax consulting organisation focused on helping its clients comply with the tax laws in letter and in spirit.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchAustin, TX, United StatesHQ recorded Oct 22, 202611-5035 contacts →

Exact match

“Five Stone Tax is America’s trusted tax adviser, offering full-service tax solutions with the goal of making sure all of our clients pay the lowest amount of taxes legally…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24Exact matchSydney, AustraliaHQ recorded Oct 22, 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 · Oct 22, 2026 · View company records in RevenueBase
25Exact matchMedellin, ColombiaHQ recorded Oct 22, 202611-5031 contacts →

Exact match

“At TCL, we turn numbers into business success stories.”

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

Showing 25 of 1,686 nonprofit tax compliance services worldwide

See the full list, filter by size, metro and specialty, and access 1,868 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit tax compliance services worldwide at a glance

As of Oct 22, 2026
23.6%Verified-email coverage
4.7Average contacts per company
1-10Median size (employees)
1.4%Largest-city concentration · New York
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
1,118
11-50
474
51-200
58
201-500
7
501-1,000
1
1,001-5,000
4

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 services are linked below.
What qualifies
Company records worldwide whose business descriptions match “nonprofit tax compliance 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 1,868 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 services by location

5 lists · largest first

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

How many nonprofit tax compliance services are there worldwide?

RevenueBase identified 1,686 company matches for nonprofit tax compliance services 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?

VLH 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 services?

The United States leads with 536 companies, followed by Germany (230) and India (89). Every nonprofit tax compliance services list by country and city is linked on this page.

Which city has the most nonprofit tax compliance services?

New York leads with 24 company records, followed by Berlin (21) and Houston (13).

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 1,868 professional contacts with verified work emails tracked across these 1,686 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.

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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.