Company lists · Data refreshed September 2026

Top 25 Tax audit services worldwide

RevenueBase identified 10,037 company matches for tax audit services worldwide as of September 2026 and tracks 57,601 professional contacts across them, including 15,234 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for tax audit 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 September 21, 2026. Country and city lists for tax audit 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 Sep 21, 2026 How this list was built
10,037Companies
57,601Contacts tracked
15,234Verified emails
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The 25 largest tax audit services worldwide

Ranked by team size
Top 25 of 10,037 company matches for tax audit services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchStuttgart, GermanyHQ recorded Sep 21, 20261,001-5,0001,442 contacts →

Exact match

“Wollen Sie jemanden, der Sie auch beim Sprung in neue Märkte und bei allen anstehenden Herausforderungen begleitet?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchExton, PA, United StatesHQ recorded Sep 21, 2026501-1,000364 contacts →

Exact match

“Cohesive is a leading solutions provider and systems integrator for IBM Maximo.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchSterling, VA, United StatesHQ recorded Sep 21, 2026201-500347 contacts →

Exact match

“Advantage One Tax Consulting is a multi-disciplinary group of highly experienced tax professionals who understand the tax practice in its true spirit, examine the issues it faces…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchGurgaon, IndiaHQ recorded Sep 21, 2026201-500331 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 · Sep 21, 2026 · View company records in RevenueBase
5Exact matchOrem, UT, United StatesHQ recorded Sep 21, 2026201-500297 contacts →

Exact match

“Squire is a nationally recognized audit, tax, and business advisory firm serving clients across the U.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchBurbank, CA, United StatesHQ recorded Sep 21, 2026201-500282 contacts →

Exact match

“Listen, then advise.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Sep 21, 2026501-1,000269 contacts →

Exact match

“Growth exposes financial weakness.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchCharlotte, NC, United StatesHQ recorded Sep 21, 202651-200266 contacts →

Exact match

“With over 550 clients in 24 states, Tax Management Associates (TMA) is a leader in assisting state and local governments to maximize their revenue streams.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchHarare, ZimbabweHQ recorded Sep 21, 2026201-500186 contacts →

Exact match

“KPMG is a multidisciplinary firm offering Audit, Tax, and Advisory services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchUmhlanga, South AfricaHQ recorded Sep 21, 2026201-500184 contacts →

Exact match

“Auditing, Accounting and Taxation It’s been 100 years since David Strachan strode from the pavement of Smith Street into William Cotta Building at number 331, and put up his…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchNew Delhi, IndiaHQ recorded Sep 21, 202651-200178 contacts →

Exact match

“O.P.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchWestchester, IL, United StatesHQ recorded Sep 21, 202651-200174 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 · Sep 21, 2026 · View company records in RevenueBase
13Exact matchHeidelberg, GermanyHQ recorded Sep 21, 2026201-500162 contacts →

Exact match

“FALK For over 80 years FALK has been in existence as an independent audit, accounting and tax advisory firm with more than 400 employees throughout 10 national offices.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchKuala Lumpur, MalaysiaHQ recorded Sep 21, 202651-200155 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchBuffalo, NY, United StatesHQ recorded Sep 21, 202651-200151 contacts →

Exact match

“Lumsden McCormick CPA is located in the newly renovated Cyclorama Building in downtown Buffalo.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202651-200146 contacts →

Exact match

“Founded in 1947, Funaro & Co.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchSan Antonio, TX, United StatesHQ recorded Sep 21, 202651-200135 contacts →

Exact match

“Founded in 1982, ATKG specializes in tax, accounting, assurance and advisory services for a select client base of closely held businesses and large family groups.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchNewport, United KingdomHQ recorded Sep 21, 202651-200134 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchIrvine, CA, United StatesHQ recorded Sep 21, 202651-200133 contacts →

Exact match

“Haskell & White LLP is one of the largest independently owned accounting, auditing and tax consulting firms in Southern California, specializing in servicing public and private…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchAlexandria, VA, United StatesHQ recorded Sep 21, 202651-200133 contacts →

Exact match

“KWC is a team of accountants and advisors all dedicated to the founding principle of providing Quality Personal Service.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchPittsburgh, PA, United StatesHQ recorded Sep 21, 202651-200133 contacts →

Exact match

“Sisterson is one of the largest independently-owned certified public accounting and financial consulting firms in the Pittsburgh area.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchFolsom, CA, United StatesHQ recorded Sep 21, 2026201-500130 contacts →

Exact match

“TaxAudit.com is brought to you by the audit experts at TaxResources, Inc.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchAlbany, GA, United StatesHQ recorded Sep 21, 202651-200129 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 · Sep 21, 2026 · View company records in RevenueBase
24Exact matchLas Condes, ChileHQ recorded Sep 21, 202651-200129 contacts →

Exact match

“CCL Auditores Consultores nace con el propósito de ofrecer al mercado una alternativa de servicios altamente calificados, respaldada por un equipo con amplia y sólida experiencia…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchMeadville, PA, United StatesHQ recorded Sep 21, 202651-200121 contacts →

Exact match

“McGill, Power, Bell & Associates, LLP (“MPB”) is a public accounting firm with five Pennsylvania offices located in the cities of Erie, Franklin, Grove City, Meadville, and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 10,037 tax audit services worldwide

See the full list, filter by size, metro and specialty, and access 15,234 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax audit services worldwide at a glance

As of Sep 21, 2026
26.4%Verified-email coverage
5.7Average contacts per company
1-10Median size (employees)
0.8%Largest-city concentration · Houston
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
6,437
11-50
2,878
51-200
465
201-500
68
501-1,000
13
1,001-5,000
11
5,001-10,000
1
10001+
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 tax audit services are linked below.
What qualifies
Company records worldwide whose business descriptions match “tax audit 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 15,234 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 September 21, 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.

Tax audit services by location

36 lists · largest first

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

How many tax audit services are there worldwide?

RevenueBase identified 10,037 company matches for tax audit services worldwide as of September 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?

RSM Ebner Stolz tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most tax audit services?

The United States leads with 3,389 companies, followed by Germany (1,324) and India (617). Every tax audit services list by country and city is linked on this page.

Which city has the most tax audit services?

Houston leads with 77 company records, followed by Dubai (76) and New York (76).

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 15,234 professional contacts with verified work emails tracked across these 10,037 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 September 21, 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.