Company lists · Data refreshed September 2026

Top 25 Auditor services worldwide

RevenueBase identified 6,500 company matches for auditor services worldwide as of September 2026 and tracks 79,519 professional contacts across them, including 17,524 with verified work emails. India is the largest market and Paris the largest hub.

This list covers company matches for auditor 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 auditor 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
6,500Companies
79,519Contacts tracked
17,524Verified emails
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The 25 largest auditor services worldwide

Ranked by team size
Top 25 of 6,500 company matches for auditor 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 matchSp, BrazilHQ recorded Sep 21, 20261,001-5,0001,791 contacts →

Exact match

“Presidida por Raul Corrêa da Silva, a BDO RCS foi fundada em 2001 e desde então mantém participação expressiva no mercado de auditorias.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchStockholm, SwedenHQ recorded Sep 21, 20261,001-5,0001,724 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 · Sep 21, 2026 · View company records in RevenueBase
3Exact matchJakarta, IndonesiaHQ recorded Sep 21, 2026501-1,0001,508 contacts →

Exact match

“BDO is the leading provider of professional services within the mid-tier of our profession.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchDelhi-ncr, IndiaHQ recorded Sep 21, 20261,001-5,000952 contacts →

Exact match

“Nangia & Co LLP stands as a preeminent one of the top leading CA firm in India with a remarkable four-decade legacy of enriching the business landscape for an extensive clientele…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchWien, AustriaHQ recorded Sep 21, 20261,001-5,000599 contacts →

Exact match

“Holen Sie sich eine Datenschutzzertifizierung für Ihr Unternehmen.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchParis, FranceHQ recorded Sep 21, 2026201-500374 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 · Sep 21, 2026 · View company records in RevenueBase
8Exact matchParis, FranceHQ recorded Sep 21, 2026201-500345 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 · Sep 21, 2026 · View company records in RevenueBase
9Exact matchSilver Spring, MD, United StatesHQ recorded Sep 21, 2026201-500293 contacts →

Exact match

“We serve God by delivering excellent audit services to the Seventh-day Adventist Church”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchJoinville, United StatesHQ recorded Sep 21, 2026201-500263 contacts →

Exact match

“Fundada em 1973, a MARTINELLI consolidou posição como referência em auditoria e consultoria para empresas de todos os portes e segmentos do mercado nacional.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchChennai, IndiaHQ recorded Sep 21, 202651-200261 contacts →

Exact match

“R.G.N.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchQuébec, QC, CanadaHQ recorded Sep 21, 2026201-500255 contacts →

Exact match

“Au service de l’Assemblée nationale, le Vérificateur général du Québec a pour mission de favoriser, par ses audits et ses autres travaux, le contrôle parlementaire sur les fonds…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchNaperville, IL, United StatesHQ recorded Sep 21, 2026201-500223 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 · Sep 21, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Sep 21, 202651-200222 contacts →

Exact match

“V.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchSão Paulo, BrazilHQ recorded Sep 21, 2026201-500203 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 · Sep 21, 2026 · View company records in RevenueBase
16Exact matchEvansville, IN, United StatesHQ recorded Sep 21, 202651-200200 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchAhmedabad, IndiaHQ recorded Sep 21, 2026201-500197 contacts →

Exact match

“Pipara & Co LLP is a Global Accounting Firm, with our mantra being: Excellence.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact 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
19Exact 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
20Exact match千代田区, JapanHQ recorded Sep 21, 20265,001-10,000181 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact 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
22Exact matchValenciennes, FranceHQ recorded Sep 21, 2026201-500175 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 · Sep 21, 2026 · View company records in RevenueBase
23Exact matchBourges, FranceHQ recorded Sep 21, 2026201-500165 contacts →

Exact match

“Comptafrance est un cabinet d’expertise comptable et de commissariat aux comptes mais pas seulement!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchTallahassee, FL, United StatesHQ recorded Sep 21, 202651-200163 contacts →

Exact match

“Thomas Howell Ferguson P.A.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact 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

Showing 25 of 6,500 auditor services worldwide

See the full list, filter by size, metro and specialty, and access 17,524 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Auditor services worldwide at a glance

As of Sep 21, 2026
22.0%Verified-email coverage
12.2Average contacts per company
1-10Median size (employees)
2.1%Largest-city concentration · Paris
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
3,378
11-50
2,450
51-200
497
201-500
88
501-1,000
21
1,001-5,000
15
5,001-10,000
9
10001+
5

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 auditor services are linked below.
What qualifies
Company records worldwide whose business descriptions match “auditor 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 17,524 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.

Auditor services by location

31 lists · largest first

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

How many auditor services are there worldwide?

RevenueBase identified 6,500 company matches for auditor 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?

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

Which country has the most auditor services?

India leads with 613 companies, followed by France (548) and the United States (428). Every auditor services list by country and city is linked on this page.

Which city has the most auditor services?

Paris leads with 135 company records, followed by Dubai (97) and Sao Paulo (83).

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 17,524 professional contacts with verified work emails tracked across these 6,500 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.