Company lists · Data refreshed November 2026

Top 25 Operational audit firms worldwide

RevenueBase identified 1,708 company matches for operational audit firms worldwide as of November 2026 and tracks 15,215 professional contacts across them, including 2,851 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for operational audit 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 operational audit 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
1,708Companies
15,215Contacts tracked
2,851Verified emails
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The 25 largest operational audit firms worldwide

Ranked by team size
Top 25 of 1,708 company matches for operational audit 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 matchSantiago, ChileHQ recorded Nov 6, 20261,001-5,0001,800 contacts →

Exact match

“La labor de la Contraloría es eminentemente fiscalizadora; de carácter jurídico, contable y financiero, pues está destinada a cautelar el principio de legalidad, es decir…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact 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
4Exact matchParis, FranceHQ recorded Nov 6, 2026201-500119 contacts →

Exact match

“Talenz Audit accompagne les acteurs économiques, entreprises et organisations, dans leurs relations économiques, dans l’analyse de la fiabilité de leurs données financières, et…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202651-20095 contacts →

Exact match

“UCC & Associates LLP is a firm of Chartered Accountants established in 1991, providing Audit, Assurance, Tax & Regulatory, Financial Reporting, Governance, Risk and Business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchJohannesburg, South AfricaHQ recorded Nov 6, 2026201-50086 contacts →

Exact match

“Internal Auditing, IT Auditing, Risk Advisory, Technology Consulting, and Forensics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchŁódź, PolandHQ recorded Nov 6, 202651-20083 contacts →

Exact match

“Jesteśmy dynamicznie rozwijającą się Kancelarią Biegłych Rewidentów, założoną w 2010 roku.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5075 contacts →

Exact match

“Established in the year 1987, fully operational and growing exponentially since early 2003.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRabat, MoroccoHQ recorded Nov 6, 202611-5074 contacts →

Exact match

“Accounting And Financial Audit, Procurement Audit, Accounting And Tax Supervision, Audit According To Agreed Procedures, Tax Audit Supervision and Advisory, Book Keeping…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTaunton, United KingdomHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“SWAP is a well established not for profit organisation that focuses on internal audit but also offers a variety of independent business improvement and assurance services designed…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchColombo, Sri LankaHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“We are a reputed audit firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMadrid, SpainHQ recorded Nov 6, 2026501-1,00066 contacts →

Exact match

“Servicios de Auditoría y Consultoría.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Past de beheersstructuur nog bij mijn organisatie?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchTucson, AZ, United StatesHQ recorded Nov 6, 202651-20057 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPort Shepstone, South AfricaHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Lockhat Incorporated is a firm of registered auditors offering a range of financial services to both corporate business and government.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchGuayaquil, EcuadorHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“Auditoría y Consultoría | Ecuador Hansen-Holm está comprometida con la calidad y seguridad de la información que manejamos durante todo el proceso del servicio de auditoría…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchVilleneuve D'ascq, FranceHQ recorded Nov 6, 202611-5055 contacts →

Exact match

“COGEFI is an independent accounting and audit firm located in Villeneuve d'Ascq near to Lille (North of France).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Shah & Shah Associates was founded by Mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchHyderabad, IndiaHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“NSVR & ASSOCIATES LLP formally known as Nekkanti Srinivasu & Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchTbilisi, GeorgiaHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“Kudos Georgia is an independent audit, accounting, valuation, tax advisory and corporate finance firm based in Tbilisi, Georgia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchManuka, AustraliaHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“Charterpoint's areas of focus include accounting and audit, grants management, stakeholder engagement, costing and business process mapping among other services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchIssy-les-moulineaux, FranceHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Créée en 1993, D.L DEVELOPPEMENT est une société d’audit et de conseil opérationnels aux entreprises, spécialisée dans la réduction de charges (charges sociales, fiscales…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchParis, FranceHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“CTF, Compagnie des Techniques Financières is an independent accounting firm recognised by major players in Financial Services and Public sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202611-5043 contacts →

Exact match

“Dubois & Co.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLuxembourgHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“PKF Audit & Conseil est devenu un cabinet indépendant et un membre du réseau PKF International depuis 2018.”

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

Showing 25 of 1,708 operational audit firms worldwide

See the full list, filter by size, metro and specialty, and access 2,851 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Operational audit firms worldwide at a glance

As of Nov 6, 2026
18.7%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,050
11-50
545
51-200
82
201-500
16
501-1,000
2
1,001-5,000
3
5,001-10,000
1

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 operational audit firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “operational audit 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 2,851 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.

Operational audit firms by location

12 lists · largest first

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

How many operational audit firms are there worldwide?

RevenueBase identified 1,708 company matches for operational audit 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?

Contraloría General DE LA República tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most operational audit firms?

Brazil leads with 162 companies, followed by the United States (126) and Spain (107). Every operational audit firms list by country and city is linked on this page.

Which city has the most operational audit firms?

Sao Paulo leads with 47 company records, followed by Madrid (25) and Paris (22).

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 2,851 professional contacts with verified work emails tracked across these 1,708 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.