Company lists · Data refreshed August 2026
Top 25 Audit services companies worldwide
RevenueBase identified 1,951 audit services companies worldwide as of August 2026 and tracks 20,516 professional contacts across them, including 6,182 with verified work emails and 4 with mobile numbers. India is the largest market and Sao Paulo the largest hub.
This list covers audit services companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed August 29, 2026. Country and city lists for audit services companies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest audit services companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,791 contacts → | ||||
Indirect evidence “Presidida por Raul Corrêa da Silva, a BDO RCS foi fundada em 2001 e desde então mantém participação expressiva no mercado de auditorias.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 345 contacts → | ||||
Strong evidence “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…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 261 contacts → | ||||
Indirect evidence “R.G.N.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 222 contacts → | ||||
Indirect evidence “V.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 203 contacts → | ||||
Strong evidence “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…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 184 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 175 contacts → | ||||
Strong evidence “BDL, cabinet d’expertise comptable, d’audit et de conseil, accompagne depuis 1993 les entreprises dans les Hauts-de-France.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 163 contacts → | ||||
Indirect evidence “Sahni Natarajan And Bahl [SNB](Est.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 146 contacts → | ||||
Indirect evidence “M M NISSIM & CO LLP (MMN) has been in professional practice from the year 1946.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 142 contacts → | ||||
Indirect evidence “Pattillo, Brown & Hill, L.L.P has been pace setter within the Waco, Texas community since its inauguration in 1923 and continues to be one of the oldest and most respected…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 135 contacts → | ||||
Strong evidence “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.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 134 contacts → | ||||
Strong evidence “Cotton is an audit and accounting firm located in Old Town Alexandria, VA.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 122 contacts → | ||||
Strong evidence “Le GROUPE AURYS est un cabinet d’audit, d’expertise-comptable et de conseil financier qui s’appuie sur plus de 70 ans d’expérience, 18 associés, près de 200 collaborateurs et 8…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 117 contacts → | ||||
Strong evidence “Talenz Audit accompagne les acteurs économiques, entreprises et organisations, dans leurs relations économiques, dans l’analyse de la fiabilité de leurs données financières, et…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 104 contacts → | ||||
Indirect evidence “For over 45 years, Rubino & Company, Chartered has provided outstanding public accounting, tax advisory, regulatory consulting, and financial services to clients in the…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 103 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 98 contacts → | ||||
Indirect evidence “Baldwin is experienced and qualified to provide accounting services to a wide variety of businesses and industries.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 95 contacts → | ||||
Indirect evidence “Our FMF & E team is eager to learn about you and your business!” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 95 contacts → | ||||
Strong evidence “Situé à Paris, Lyon, Marseille et Bordeaux, Arthaud & Associés est spécialisé en Audit et Conseil Financier, et en pleine expansion sur de nombreux métiers transverses : ESG, TS…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 90 contacts → | ||||
Indirect evidence “UCC & Associates LLP was founded in 1991 under the leadership of Umesh Chand Goyal and Sunita Umesh, the founder partners.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 87 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 85 contacts → | ||||
Strong evidence “We provide "full-service" financial accounting services, including compilations, reviews, and audits of financial statements for all sizes of closely held businesses, non-profit…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 85 contacts → | ||||
Indirect evidence “Firma líder en servicios de Auditoría y Consultoría, con más de 25 años de experiencia, asumiendo una reconocida especialización en los sectores público y hospitalario, y…” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 76 contacts → | ||||
Indirect evidence “Jesteśmy dynamicznie rozwijającą się Kancelarią Biegłych Rewidentów, założoną w 2010 roku.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 74 contacts → | ||||
Indirect evidence “Analisi S.p.A.” Source: RevenueBase Database · checked Aug 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: audit services companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names audit services companies.
- Partial evidence
- Its own public description names part of audit services companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name audit services companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,951 audit services companies worldwide
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Audit services companies worldwide at a glance
As of Aug 29, 2026Companies by employee count
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among audit services companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- 21 countries, largest first: India, the United States, France, Brazil, Spain, Türkiye, the United Arab Emirates, Italy, Germany, South Africa and 11 more. Country and city lists for audit services companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “audit services companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names audit services companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among audit services companies, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 6,182 across the full list. 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 between August 29, 2026 and September 14, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Audit services companies by location
23 lists · largest firstEvery Audit services companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Audit services companies based in India246
- Audit services companies based in the United States239
- Audit services companies based in France220
- Audit services companies based in Brazil193
- Audit services companies based in Spain155
- Audit services companies based in Türkiye143
- Audit services companies based in the United Arab Emirates106
- Audit services companies based in Italy95
- Audit services companies based in Germany73
- Audit services companies based in South Africa69
- Audit services companies based in Australia53
- Audit services companies based in Poland51
- Audit services companies based in the Netherlands46
- Audit services companies based in Norway42
- Audit services companies based in Cyprus40
- Audit services companies based in Sweden38
- Audit services companies based in Portugal32
- Audit services companies based in Switzerland30
- Audit services companies based in Finland28
- Audit services companies based in Canada26
- Audit services companies based in the United Kingdom26
Cities
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names audit services companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many audit services companies are there worldwide?
RevenueBase identified 1,951 audit services companies worldwide as of August 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
BDO Brazil, headquartered in Sp, tops this list with the largest team on record.
Which country has the most audit services companies?
India leads with 246 companies, followed by the United States (239) and France (220). Every audit services companies list by country and city is linked on this page.
Which city has the most audit services companies?
Sao Paulo leads with 51 headquartered companies, followed by Dubai (50) and Paris (45).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 6,182 verified decision-maker contacts tracked across these 1,951 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled from the company graph between August 29, 2026 and September 14, 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 Smart Search, 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.