Company lists · Data refreshed September 2026

Top 25 IT compliance audit services worldwide

RevenueBase identified 964 IT compliance audit services worldwide as of September 2026 and tracks 6,717 professional contacts across them, including 2,480 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers IT compliance audit services 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 September 28, 2026. Country and city lists for IT compliance audit services 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
964Companies
6,717Contacts tracked
2,480Verified emails
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The 25 largest IT compliance audit services worldwide

Ranked by team size
Top 25 of 964 IT compliance audit services worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to IT compliance audit services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceTampa, FL, United StatesHQ checked Sep 28, 2026501-1,000798 contacts →

Partial evidence

“A-LIGN is the leading provider of high-quality, efficient cybersecurity compliance programs.”

Source: RevenueBase Database · checked Sep 28, 2026
2Strong evidenceFairfax, VA, United StatesHQ checked Sep 28, 2026201-500411 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
3Partial evidenceTampa, FL, United StatesHQ checked Sep 28, 2026201-500174 contacts →

Partial evidence

“Insight Assurance is a security and compliance firm trusted by more than 1,500 organizations for their SOC 1, SOC 2, SOC 3, PCI DSS, ISO 27001, ISO 27017/27018, ISO 27701, ISO…”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceChantilly, VA, United StatesHQ checked Sep 28, 20261,001-5,000170 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceSanta Cruz, CA, United StatesHQ checked Sep 28, 202651-20091 contacts →

Partial evidence

“ISSI is a consulting, auditing and marketing services company, providing services to the world's largest hyperscale cloud platform providers and IT companies.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceMumbai, IndiaHQ checked Sep 28, 202651-20088 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceThe Woodlands, TX, United StatesHQ checked Sep 28, 202651-20085 contacts →

Indirect evidence

“INTERCERT is a multinational auditing company headquartered in Texas, United States operating at 28+ countries.”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceWarrendale, PA, United StatesHQ checked Sep 28, 202611-5078 contacts →

Indirect evidence

“At PRI Certification℠, we're committed to protecting what matters by delivering industry-leading certification services across Quality, Data Security, Environmental, and Health &…”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceAustin, TX, United StatesHQ checked Sep 28, 202651-20070 contacts →

Partial evidence

“When we started Eden Data in 2021, our goal was to change the way high-growth organizations think about compliance and cybersecurity.”

Source: RevenueBase Database · checked Sep 28, 2026
10Indirect evidenceMumbai, IndiaHQ checked Sep 28, 202611-5069 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceMumbai, IndiaHQ checked Sep 28, 202611-5067 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceNoida, IndiaHQ checked Sep 28, 202651-20066 contacts →

Partial evidence

“Aleph INDIA a BIS : ISO 9001 certified consulting organization specializing in regulatory compliance, product certifications and testing under various Domestic & international…”

Source: RevenueBase Database · checked Sep 28, 2026
13Partial evidenceNoida, IndiaHQ checked Sep 28, 2026201-50061 contacts →

Partial evidence

“CyberSigma Consulting Services is a CERT-In and helping organizations strengthen security, achieve compliance, and manage cyber risks across global markets.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceFairway, KS, United StatesHQ checked Sep 28, 202651-20057 contacts →

Partial evidence

“BARR Advisory is a security and compliance solutions provider specializing in cybersecurity and compliance for organizations with high-value data that serve regulated industries…”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceParis, FranceHQ checked Sep 28, 202651-20053 contacts →

Indirect evidence

“Certi-Trust™, a Certigroup company, is an international certification body auditing companies, professionals and technology products across a wide range of digital regulations and…”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceGlasgow, United KingdomHQ checked Sep 28, 202651-20050 contacts →

Partial evidence

“International Associates (IA) is a leading provider of assessment, audit, verification, certification and training services.”

Source: RevenueBase Database · checked Sep 28, 2026
17Indirect evidenceGuayaquil, EcuadorHQ checked Sep 28, 202651-20049 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceCleveland, OH, United StatesHQ checked Sep 28, 202611-5047 contacts →

Partial evidence

“RISCPoint is proud to offer a comprehensive suite of business focused cybersecurity and compliance services.”

Source: RevenueBase Database · checked Sep 28, 2026
19Strong evidenceColorado Springs, CO, United StatesHQ checked Sep 28, 202651-20046 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidence's-hertogenbosch, NetherlandsHQ checked Sep 28, 202611-5046 contacts →

Partial evidence

“Brand Compliance makes the reliability of organizations visible to the outside world.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceDayton, OH, United StatesHQ checked Sep 28, 202611-5044 contacts →

Partial evidence

“We're a full-service agency that helps organizations globally with their Cybersecurity, Data Protection, and Compliance requirements.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceUnited StatesHQ checked Sep 28, 202651-20040 contacts →

Indirect evidence

“eXalt Shield vous embarque pour une aventure cyber-sécurisée!”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceDurham, NC, United StatesHQ checked Sep 28, 202611-5040 contacts →

Partial evidence

“Drummond is a leading and trusted compliance, conformance, and standards certification, testing, and validation services provider.”

Source: RevenueBase Database · checked Sep 28, 2026
24Strong evidenceGurugram, IndiaHQ checked Sep 28, 202651-20037 contacts →

Strong evidence

“Global Technology & Information Security (GTIS) is leading in the world of Compliance as a service (CaaS) and a Global IT solution & Managed Security Services provider.”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceQuimper, FranceHQ checked Sep 28, 202611-5034 contacts →

Indirect evidence

“Depuis 20 ans, France Certification forme et accompagne les entreprises au maintien et à l'obtention de toutes les certifications et normes ISO.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 964 IT compliance audit services worldwide

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IT compliance audit services worldwide at a glance

As of Sep 28, 2026
36.9%Verified-email coverage
7.0Average contacts per company
1-10Median size (employees)
1.6%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
651
11-50
242
51-200
44
201-500
15
501-1,000
2
1,001-5,000
3
5,001-10,000
3
10001+
1

Email recency is reported on each country list linked below.

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 IT compliance audit services, 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
Every country. Country and city lists for IT compliance audit services are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “IT compliance audit services”. 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 IT compliance audit services), 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 IT compliance audit services, 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, 2,480 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 on September 28, 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.

IT compliance audit services by location

6 lists · largest first

Every IT compliance 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 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 IT compliance audit services, 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 IT compliance audit services are there worldwide?

RevenueBase identified 964 IT compliance audit services worldwide as of September 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?

A-Lign, headquartered in Tampa, tops this list with the largest team on record.

Which country has the most IT compliance audit services?

The United States leads with 197 companies, followed by India (86) and the United Kingdom (48). Every IT compliance audit services list by country and city is linked on this page.

Which city has the most IT compliance audit services?

Sao Paulo leads with 15 headquartered companies, followed by London (13) and Mumbai (11).

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 2,480 verified decision-maker contacts tracked across these 964 companies.

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 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.