Company lists · Data refreshed September 2026

Top 25 System audit services worldwide

RevenueBase identified 223 company matches for system audit services worldwide as of September 2026 and tracks 1,194 professional contacts across them, including 306 with verified work emails. The United States is the largest market and Dubai the largest hub.

This list covers company matches for system audit 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 29, 2026. Country and city lists for system audit 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 29, 2026 How this list was built
223Companies
1,194Contacts tracked
306Verified emails
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The 25 largest system audit services worldwide

Ranked by team size
Top 25 of 223 company matches for system audit services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchMumbai, IndiaHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
2Exact matchMumbai, IndiaHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
3Exact matchPort Shepstone, South AfricaHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
4Exact matchRabat, MoroccoHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
5Exact matchColorado Springs, CO, United StatesHQ recorded Sep 29, 202651-20046 contacts →

Exact match

“Johanson Group has provided Security & Compliance Audit Services to public and private companies in a variety of industries across the world.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchBirmingham, AL, United StatesHQ recorded Sep 29, 202611-5046 contacts →

Exact match

“SecurIT360 is a unique company driven by Cyber knowledge and applying it to eliminate blind spots.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchLondon, ON, CanadaHQ recorded Sep 29, 202611-5039 contacts →

Exact match

“Digital Boundary Group is an Information Technology Security Assurance Services firm serving clients throughout North America since 2003.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchBraintree, MA, United StatesHQ recorded Sep 29, 202651-20031 contacts →

Exact match

“At OCD Tech, we provide independent and objective assurance of your IT controls.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchLafayette, IN, United StatesHQ recorded Sep 29, 202611-5030 contacts →

Exact match

“We provides a Managed SOC/SIEM as a Managed Security Service Provider (MSSP) and IT audit solutions as an audit firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchSao Paulo, BrazilHQ recorded Sep 29, 202611-5022 contacts →

Exact match

“A Finaud foi constituída em setembro de Está registrada no Conselho Regional de Contabilidade do Estado de São Paulo e na CVM - Comissão de Valores Mobiliários e portanto…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchFirestone, CO, United StatesHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“DigeTekS is the only local, security-focused IT provider servicing financial institutions, hospitals, and local governments in cities across Wyoming, Colorado Front Range…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchSan Jose, CA, United StatesHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“AuditSAP was founded by two very experienced IT Audit Practitioners who vow to focus their efforts to help organizations develop their IT Audit capability, automate audit…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchBrussel, BelgiumHQ recorded Sep 29, 202611-5019 contacts →

Exact match

“For more than 50 years, Groupe Audit has stood for quality, precision and integrity in audit.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchBreda, NetherlandsHQ recorded Sep 29, 202611-5018 contacts →

Exact match

“2-Control is an IT audit organization and offers support in providing insight into and improving the reliability of automated information.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchVlijmen, NetherlandsHQ recorded Sep 29, 202611-5011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“CompCiti has been providing IT auditing, compliance, security and management services for over 20 years.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchZwolle, NetherlandsHQ recorded Sep 29, 20261-1010 contacts →

Exact match

“Wettelijke controles van jaarrekeningen Component services groepscontroles Beoordelingsopdrachten jaarrekeningen Non-assurance opdrachten Vrijwillige controles van jaarrekeningen…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchDubai, United Arab EmiratesHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Specializing in comprehensive audit services, our firm is dedicated to ensuring financial transparency and integrity for businesses of all sizes.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchBangalore, IndiaHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“The partners possess valuable experience in the field of Audit - Internal and Statutory, Accounting Support – Initial set-up and concurrent monitoring, Taxation – Corporate and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchPoole, United KingdomHQ recorded Sep 29, 202611-509 contacts →

Exact match

“Corporate IT Systems (CITSL) helps the organisations society depends on most make trust provable.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchJakarta Selatan, IndonesiaHQ recorded Sep 29, 20261-109 contacts →

Exact match

“The rapid advancement and development of information technology requires appropriate and fast solutions to support the infrastructure, systems, and information technology security…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchCalgary, AB, CanadaHQ recorded Sep 29, 202611-507 contacts →

Exact match

“MHM is Canada's first SCC-accredited ISO 42001 audit provider offering AIMS certification and compliance services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchBryanston, South AfricaHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Premier IT Audit and Consulting Services At Carbon Vector, we specialize in IT consulting with a focus on IT audits, security, privacy, and risk management.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchNicosia, CyprusHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Reg4Tech Ltd (member of the Russell Bedford International and affiliate of FINCAP Group of Companies) is an IT Audit and IT Consulting services provider with a vast portfolio of…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchUnited StatesHQ recorded Sep 29, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 223 system audit services worldwide

See the full list, filter by size, metro and specialty, and access 306 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System audit services worldwide at a glance

As of Sep 29, 2026
25.6%Verified-email coverage
5.4Average contacts per company
1-10Median size (employees)
1.3%Largest-city concentration · Dubai
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
162
11-50
48
51-200
8
201-500
2
501-1,000
1
1,001-5,000
1
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 system audit services are linked below.
What qualifies
Company records worldwide whose business descriptions match “system audit 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 306 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 29, 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.

System audit services by location

1 lists · largest first

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

How many system audit services are there worldwide?

RevenueBase identified 223 company matches for system audit 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?

AAA Technologies LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most system audit services?

The United States leads with 46 companies. Every system audit services list by country and city is linked on this page.

Which city has the most system audit services?

Dubai leads with 3 company records, followed by Mumbai (3) and New York (3).

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 306 professional contacts with verified work emails tracked across these 223 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 29, 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.