Company lists · Data refreshed November 2026

Top 25 IT audit consulting services worldwide

Name: IT audit consulting services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 7,001 companies tracked

RevenueBase identified 7,001 company matches for IT audit consulting services worldwide as of November 2026 and tracks 74,249 professional contacts across them, including 21,235 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for IT audit consulting 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 November 5, 2026. Country and city lists for IT audit consulting 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 Nov 5, 2026 How this list was built

7,001Companies

74,249Contacts tracked

21,235Verified emails

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The 25 largest IT audit consulting services worldwide

Ranked by team size

Top 25 of 7,001 company matches for IT audit consulting services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	BDO Brazil	Exact match	Sp, BrazilHQ recorded Nov 5, 2026	1,001-5,000	1,994 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 · Nov 5, 2026 · View company records in RevenueBase
2	Sikich	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,918 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 5, 2026 · View company records in RevenueBase
3	RSM Ebner Stolz	Exact match	Stuttgart, GermanyHQ recorded Nov 5, 2026	1,001-5,000	1,599 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 · Nov 5, 2026 · View company records in RevenueBase
4	Kpmg Norway	Exact match	Oslo, NorwayHQ recorded Nov 5, 2026	1,001-5,000	1,402 contacts →
	Exact match “KPMG er mest kjent som revisorer, forretningskonsulenter og advokater, men vi er også mye mer.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Solomonedwards	Exact match	Wayne, PA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	633 contacts →
	Exact match “For more than 25 years, SolomonEdwards has empowered organizations to tackle common and complex business challenges through strategic advisory, technical advocacy, and hands-on…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	BDO Austria	Exact match	Vienna, AustriaHQ recorded Nov 5, 2026	1,001-5,000	628 contacts →
	Exact match “Holen Sie sich eine Datenschutzzertifizierung für Ihr Unternehmen.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Dean Dorton	Exact match	Lexington, KY, United StatesHQ recorded Nov 5, 2026	501-1,000	619 contacts →
	Exact match “Dean Dorton provides an integrated suite of audit, tax, business management, consulting, and technology solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	Mahajan & Aibara	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	201-500	473 contacts →
	Exact match “We offer Internal Audit & Risk Consulting related services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Nexia S&a	Exact match	Paris, FranceHQ recorded Nov 5, 2026	501-1,000	462 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 5, 2026 · View company records in RevenueBase
10	Controlcase	Exact match	Fairfax, ON, United StatesHQ recorded Nov 5, 2026	201-500	437 contacts →
	Exact match “ControlCase is committed to bringing peace of mind to the world’s IT compliance programs through our signature partnership approach, commitment to automation, and cost-effective…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Intone	Exact match	Iselin, TX, United StatesHQ recorded Nov 5, 2026	501-1,000	414 contacts →
	Exact match “Incorporated in the year 2003 at New Jersey, USA, Intone Networks Inc.(Intone) is an ISO 27001:2013 and 9001:2015 certified leading IT consulting firm, specializing on IT…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Esec Forte Technologies	Exact match	Gurgaon, IndiaHQ recorded Nov 5, 2026	201-500	385 contacts →
	Exact match “eSec Forte® Technologies is a CMMi Level 3 certified Global Consulting and IT Security Services company with offerings across Cloud Security, Cyber Forensics, Malware Detection…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Bm&a	Exact match	Paris, FranceHQ recorded Nov 5, 2026	201-500	377 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 5, 2026 · View company records in RevenueBase
14	PKF Fasselt	Exact match	Berlin, GermanyHQ recorded Nov 5, 2026	501-1,000	368 contacts →
	Exact match “PKF Fasselt is one of Germany’s leading mid-sized auditing and consulting firms.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Moore Brasil	Exact match	BrazilHQ recorded Nov 5, 2026	501-1,000	342 contacts →
	Exact match “Desde 1997 no Brasil, somos membros da Moore Global, uma das principais redes de Auditoria, Consultoria, Outsourcing e Tributos presente em mais de 114 países e entre as maiores…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Johnson Lambert LLP	Exact match	Vienna, VT, United StatesHQ recorded Nov 5, 2026	201-500	340 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Prescient Security	Exact match	Nashville, TN, United StatesHQ recorded Nov 5, 2026	201-500	317 contacts →
	Exact match “Prescient Security is a global cybersecurity and compliance firm delivering risk-based audits, advanced penetration testing, and end-to-end framework support.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	CLA Brazil	Exact match	Sao Paulo, BrazilHQ recorded Nov 5, 2026	51-200	313 contacts →
	Exact match “We are CLA Brazil!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Russell Bedford Brasil	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	501-1,000	311 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 5, 2026 · View company records in RevenueBase
20	Martinelli Auditores	Exact match	Joinville, United StatesHQ recorded Nov 5, 2026	201-500	282 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 · Nov 5, 2026 · View company records in RevenueBase
21	Vaisesika	Exact match	Carlsbad, United StatesHQ recorded Nov 5, 2026	201-500	279 contacts →
	Exact match “Vaisesika Consulting is a global tech and consulting firm that helps businesses transform their digital setups and stay compliant in a straightforward way.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Nexia Audirevi	Exact match	Milan, ItalyHQ recorded Nov 5, 2026	201-500	263 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 5, 2026 · View company records in RevenueBase
23	SPR & CO	Exact match	Chennai, IndiaHQ recorded Nov 5, 2026	201-500	260 contacts →
	Exact match “S P R & Co is a sector agnostic full-service audit and consulting practice that endeavours to exercise original thought to deliver meaningful insights that meet and exceed client…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Meta Infotech Limited	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	201-500	257 contacts →
	Exact match “Established 26 years ago, Meta Infotech has been a trusted name in Cyber and IT Risk Assessment Services, Cybersecurity Product Consulting, Implementation & Sustenance Services…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Thoropass	Exact match	New York, NY, United StatesHQ recorded Nov 5, 2026	201-500	244 contacts →
	Exact match “Thoropass is the only end-to-end cybersecurity auditor.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “IT audit consulting services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 7,001 IT audit consulting services worldwide

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IT audit consulting services worldwide at a glance

As of Nov 5, 2026

28.6%Verified-email coverage

10.6Average contacts per company

1-10Median size (employees)

1.7%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

4,329

11-50

2,046

51-200

436

201-500

100

501-1,000

1,001-5,000

5,001-10,000

10001+

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 IT audit consulting services are linked below.
What qualifies: Company records worldwide whose business descriptions match “IT audit consulting 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 21,235 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 5, 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.

IT audit consulting services by location

49 lists · largest first

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

How many IT audit consulting services are there worldwide?

RevenueBase identified 7,001 company matches for IT audit consulting services 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?

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

Which country has the most IT audit consulting services?

The United States leads with 1,247 companies, followed by India (461) and France (357). Every IT audit consulting services list by country and city is linked on this page.

Which city has the most IT audit consulting services?

Sao Paulo leads with 120 company records, followed by London (112) and Paris (94).

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 21,235 professional contacts with verified work emails tracked across these 7,001 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 5, 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.