Company lists · Data refreshed November 2026

Top 25 Audit service firms worldwide

RevenueBase identified 4,997 company matches for audit service firms worldwide as of November 2026 and tracks 70,113 professional contacts across them, including 17,614 with verified work emails. India is the largest market and Dubai the largest hub.

This list covers company matches for audit service firms 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 audit service firms 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
4,997Companies
70,113Contacts tracked
17,614Verified emails
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The 25 largest audit service firms worldwide

Ranked by team size
Top 25 of 4,997 company matches for audit service firms 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 matchChicago, IL, United StatesHQ recorded Nov 6, 20261,001-5,0001,918 contacts →

Exact match

“Sikich offers the public and private sectors a diverse platform of professional services across consulting, technology, and compliance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchStockholm, SwedenHQ recorded Nov 6, 20261,001-5,0001,726 contacts →

Exact match

“Grant Thornton är ett ledande revisions- och rådgivningsföretag med över 1400 medarbetare som erbjuder tjänster inom revision, skatt, redovisning och specialistrådgivning.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPune, IndiaHQ recorded Nov 6, 20261,001-5,0001,173 contacts →

Exact match

“In today's complex and challenging business world, Accounting, Auditing & Consulting Firms play a significant role in managing these complexities/challenges and in turning them…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026501-1,000981 contacts →

Exact match

“S S Kothari Mehta & Company (SSKM) is chartered accountant firm established in 1953 in Kolkata and later on expanded its base to New Delhi, Chandigarh & Mumbai as well.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000611 contacts →

Exact match

“Founded in 1934, by two gentlemen to whom integrity was paramount, Mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,000481 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew York, United StatesHQ recorded Nov 6, 2026201-500472 contacts →

Exact match

“Prager Metis CPAs is an independent, full service, public accounting and consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchParis, FranceHQ recorded Nov 6, 2026501-1,000462 contacts →

Exact match

“Nexia S&A, acteur de l’audit et du conseil, apporte des solutions pertinentes à ses clients dans les domaines comptables et financiers et les accompagne pour les mettre en œuvre.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchParis, FranceHQ recorded Nov 6, 2026201-500383 contacts →

Exact match

“Exponens is an independent group providing public accounting expertise, consultancy and auditing, with more than 300 employees, based in 9 offices in the Ile-de-France region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchParis, FranceHQ recorded Nov 6, 2026201-500377 contacts →

Exact match

“Based in Paris, Lyon, Rennes, Le Havre, Toulouse, Aix en Provence, Casablanca, London and New York, BM & A is an independent and international group positioned on the audit and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBerlin, GermanyHQ recorded Nov 6, 2026501-1,000368 contacts →

Exact match

“PKF Fasselt is one of Germany’s leading mid-sized auditing and consulting firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 2026201-500330 contacts →

Exact match

“Demers Beaulne LLP is a chartered accountants firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSão Paulo, BrazilHQ recorded Nov 6, 2026501-1,000311 contacts →

Exact match

“A oportunidade de atender a um nicho de mercado ligado ao setor privado e público, bem como o espírito empreendedor de seus fundadores, foram as razões principais que levaram à…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKortrijk, BelgiumHQ recorded Nov 6, 202651-200301 contacts →

Exact match

“We are your guide on the adventure of entrepreneurship!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchChennai, IndiaHQ recorded Nov 6, 202651-200272 contacts →

Exact match

“R.G.N.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBethesda, MD, United StatesHQ recorded Nov 6, 202651-200270 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMilan, ItalyHQ recorded Nov 6, 2026201-500263 contacts →

Exact match

“Fondata nel 1983 come Società indipendente di revisione e organizzazione contabile, e associata al network Nexia dal 2005, oggi Audirevi affianca le imprese con servizi di Audit &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact match千代田区, JapanHQ recorded Nov 6, 2026201-500244 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-200237 contacts →

Exact match

“V.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNaperville, IL, United StatesHQ recorded Nov 6, 2026201-500235 contacts →

Exact match

“Lauterbach & Amen, LLP (L&A), established in 1997 by partners Sherry Lauterbach and Ron Amen, is a reputable public accounting firm known for its unwavering dedication to quality…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSão Paulo, BrazilHQ recorded Nov 6, 2026201-500222 contacts →

Exact match

“HIGH EXPERTISE FOR YOU TATICCA was born with the purpose of providing independent and internal audit services, as well as tax, consulting, business advisory, corporate finance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBrussel, BelgiumHQ recorded Nov 6, 2026n/a209 contacts →

Exact match

“Het IBR steunt de bedrijfsrevisor in het vervullen van zijn cruciale rol in het maatschappelijk en economisch bestel: deze van een financiële expert die door zijn…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEvansville, IN, United StatesHQ recorded Nov 6, 202651-200203 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchValenciennes, FranceHQ recorded Nov 6, 2026201-500198 contacts →

Exact match

“BDL, cabinet d’expertise comptable, d’audit et de conseil, accompagne depuis 1993 les entreprises dans les Hauts-de-France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact match千代田区, JapanHQ recorded Nov 6, 20265,001-10,000196 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 4,997 audit service firms worldwide

See the full list, filter by size, metro and specialty, and access 17,614 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Audit service firms worldwide at a glance

As of Nov 6, 2026
25.1%Verified-email coverage
14.0Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · Dubai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
2,441
11-50
1,975
51-200
429
201-500
67
501-1,000
18
1,001-5,000
10
5,001-10,000
6
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 audit service firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “audit service firms” 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 17,614 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.

Audit service firms by location

36 lists · largest first

Every Audit service firms 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 “audit service firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many audit service firms are there worldwide?

RevenueBase identified 4,997 company matches for audit service firms 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?

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

Which country has the most audit service firms?

India leads with 464 companies, followed by the United States (379) and France (347). Every audit service firms list by country and city is linked on this page.

Which city has the most audit service firms?

Dubai leads with 85 company records, followed by Paris (85) and Sao Paulo (63).

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 17,614 professional contacts with verified work emails tracked across these 4,997 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.