Company lists · Data refreshed September 2026

Top 25 IT audit outsourcing companies worldwide

RevenueBase identified 1,009 company matches for IT audit outsourcing companies worldwide as of September 2026 and tracks 9,748 professional contacts across them, including 2,355 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 outsourcing companies 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 28, 2026. Country and city lists for IT audit outsourcing companies 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 28, 2026 How this list was built
1,009Companies
9,748Contacts tracked
2,355Verified emails
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The 25 largest IT audit outsourcing companies worldwide

Ranked by team size
Top 25 of 1,009 company matches for IT audit outsourcing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchNavi Mumbai, IndiaHQ recorded Sep 28, 20261,001-5,0001,983 contacts →

Exact match

“Established in 2002 and incorporated in 2005, XL Dynamics India Pvt.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchFairfax, VA, United StatesHQ recorded Sep 28, 2026201-500411 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 · Sep 28, 2026 · View company records in RevenueBase
3Exact matchCalicut, IndiaHQ recorded Sep 28, 2026201-500294 contacts →

Exact match

“Founded in 2007, Buchprufer Consultants has grown into a trusted and reputed outsourcing partner delivering high-quality financial and professional services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchChantilly, VA, United StatesHQ recorded Sep 28, 20261,001-5,000170 contacts →

Exact match

“Trusted By 2,880+ World-Class Brands And Organizations Of All Sizes…!”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchNew Delhi, IndiaHQ recorded Sep 28, 202651-200163 contacts →

Exact match

“Sahni Natarajan And Bahl [SNB](Est.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchNashville, TN, United StatesHQ recorded Sep 28, 202651-200139 contacts →

Exact match

“KirkpatrickPrice is a licensed information security CPA firm, a PCI QSA, and a HITRUST CSF Assessor, providing assurance services to over clients worldwide.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchParis, FranceHQ recorded Sep 28, 2026201-500117 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 · Sep 28, 2026 · View company records in RevenueBase
8Exact matchAlexandria, VA, United StatesHQ recorded Sep 28, 2026n/a113 contacts →

Exact match

“Strategic Security is an IT Security consulting firm that provides in-depth technical security assessments of your network, web application, and regulatory compliance gap analysis…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchMadison, SD, United StatesHQ recorded Sep 28, 202651-200105 contacts →

Exact match

“SBS CyberSecurity, LLC (SBS) is a premier cybersecurity consulting and audit firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchJersey City, NJ, United StatesHQ recorded Sep 28, 202651-20098 contacts →

Exact match

“Accume Partners, now part of Cherry Bekaert, is a trusted risk assurance and advisory leader and innovator in delivering integrated solutions to our clients in highly regulated…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchGurugram, IndiaHQ recorded Sep 28, 202651-20090 contacts →

Exact match

“With the world constantly and rapidly changing, the future will be full of realigned priorities.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMumbai, IndiaHQ recorded Sep 28, 202651-20088 contacts →

Exact match

“Technologies Ltd, headquartered in Mumbai, is a 25 year old company that is listed on National Stock Exchange (NSE) and Bombay Stock Exchange (BSE) and is one of India’s leading…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchJohannesburg, South AfricaHQ recorded Sep 28, 2026201-50085 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchWarszawa, PolandHQ recorded Sep 28, 202651-20069 contacts →

Exact match

“Mac Auditor od 1994 roku świadczy na rzecz klientów biznesowych usługi z obszaru audytu, outsourcingu usług księgowych i kadrowo-płacowych oraz doradztwa.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchMumbai, IndiaHQ recorded Sep 28, 202611-5069 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchMumbai, IndiaHQ recorded Sep 28, 202611-5067 contacts →

Exact match

“Matrix3D, a CERT-In Empanelled organization, helps make your business secure and resilient through detailed IT assessments and audits, with clear gap analysis and strong…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchChennai, IndiaHQ recorded Sep 28, 202611-5064 contacts →

Exact match

“Pristine is a professional services firm offering audit, assurance services & consulting solutions in the areas of IT Security, IS Audits, Network Security, Computer Forensics…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchJohannesburg, South AfricaHQ recorded Sep 28, 202611-5063 contacts →

Exact match

“GRIPP Advisory provides boutique advisory and consulting services to its clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchMadrid, SpainHQ recorded Sep 28, 2026501-1,00061 contacts →

Exact match

“Servicios de Auditoría y Consultoría.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchPort Shepstone, South AfricaHQ recorded Sep 28, 202651-20059 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 · Sep 28, 2026 · View company records in RevenueBase
21Exact matchRabat, MoroccoHQ recorded Sep 28, 202611-5059 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 · Sep 28, 2026 · View company records in RevenueBase
22Exact matchSao Paulo, BrazilHQ recorded Sep 28, 202651-20056 contacts →

Exact match

“As atividades da AuditSafe foram iniciadas em setembro de 2005, por seu sócio-fundador Fernando Nicolau F.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchAmsterdam, NetherlandsHQ recorded Sep 28, 202651-20054 contacts →

Exact match

“Past de beheersstructuur nog bij mijn organisatie?”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchNorth Providence, RI, United StatesHQ recorded Sep 28, 202611-5051 contacts →

Exact match

“Founded in 2010, Compass IT Compliance is a nationwide leader in providing IT security, compliance, and risk management services to organizations of all sizes in all industries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchTbilisi, GeorgiaHQ recorded Sep 28, 202651-20049 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 · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 1,009 IT audit outsourcing companies worldwide

See the full list, filter by size, metro and specialty, and access 2,355 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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IT audit outsourcing companies worldwide at a glance

As of Sep 28, 2026
24.2%Verified-email coverage
9.7Average contacts per company
1-10Median size (employees)
1.9%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
641
11-50
291
51-200
54
201-500
15
501-1,000
1
1,001-5,000
5
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 IT audit outsourcing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “IT audit outsourcing companies” 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 2,355 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 28, 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 outsourcing companies by location

8 lists · largest first

Every IT audit outsourcing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT audit outsourcing companies are there worldwide?

RevenueBase identified 1,009 company matches for IT audit outsourcing companies 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?

XL Dynamics India Pvt. LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most IT audit outsourcing companies?

The United States leads with 213 companies, followed by India (86) and Brazil (48). Every IT audit outsourcing companies list by country and city is linked on this page.

Which city has the most IT audit outsourcing companies?

Sao Paulo leads with 19 company records, followed by London (15) and Toronto (12).

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 2,355 professional contacts with verified work emails tracked across these 1,009 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 28, 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.