Company lists · Data refreshed November 2026

Top 25 Third-party compliance auditors worldwide

RevenueBase identified 731 company matches for third-party compliance auditors worldwide as of November 2026 and tracks 22,707 professional contacts across them, including 8,637 with verified work emails. The United States is the largest market and Istanbul the largest hub.

This list covers company matches for third-party compliance auditors 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 third-party compliance auditors 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
731Companies
22,707Contacts tracked
8,637Verified emails
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The 25 largest third-party compliance auditors worldwide

Ranked by team size
Top 25 of 731 company matches for third-party compliance auditors 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 matchHøvik, NorwayHQ recorded Nov 6, 202610001+16,914 contacts →

Exact match

“DNV is the independent expert in risk management and assurance, operating in more than 100 countries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrussels, BelgiumHQ recorded Nov 6, 2026201-500267 contacts →

Exact match

“The Eurofins Consumer Products Assurance (CPA) network of companies offers comprehensive supply chain assurance to various industries on their quests towards compliance and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchTampa, United StatesHQ recorded Nov 6, 2026201-500201 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAthens, GreeceHQ recorded Nov 6, 2026201-500109 contacts →

Exact match

“EUROCERT European Inspection and Certification Company, acts as a third party inspection, audit and certification body.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 6, 202651-200102 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDayton, OH, United StatesHQ recorded Nov 6, 202611-5076 contacts →

Exact match

“Since 1994, EAGLE has built an excellent reputation by providing third party auditing services that are objective and value-added.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5074 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBella Vista, United KingdomHQ recorded Nov 6, 2026201-50066 contacts →

Exact match

“At RA, our PASSION is navigating digital complexities, securing assets, and ensuring compliance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchColorado Springs, CO, United StatesHQ recorded Nov 6, 202651-20057 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact 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
12Exact matchGlasgow, United KingdomHQ recorded Nov 6, 202651-20055 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchShelton, United StatesHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“BPA Worldwide is in the business of providing assurance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHaymarket, AustraliaHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Your Trusted Audit and Assurance Specialist National Audits Group partners with accounting firms across Australia, offering independent audit and assurance services that enhance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“Started in 2004, Affiliated Monitors was the first company in the United States to focus on providing top-quality, independent integrity monitoring services across a wide range of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“O IBRACEM é uma instituição dedicada à certificação, auditoria e monitoramento de processos, garantindo qualidade, conformidade e excelência em diversos setores da indústria e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact 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
19Exact matchDurham, NC, United StatesHQ recorded Nov 6, 202611-5042 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAncona, ItalyHQ recorded Nov 6, 202611-5041 contacts →

Exact match

“Progetto Costruzione Qualità - PCQ Srl" è l'Organismo di Ispezione di Terza Parte Indipendente (tipo A), accreditato ACCREDIA ad erogare servizi di Ispezione nel Settore delle…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBeykoz, TürkiyeHQ recorded Nov 6, 202611-5040 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNorth Sydney, AustraliaHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“Global Compliance Certification (GCC) is a leading independent certification body based in Australia, Japan, Malaysia and the USA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“At ISOQAR India, we help organisations across India and internationally build trust, improve performance, and achieve global recognition through internationally accredited…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“International Compliance Group is a privately-held US-based organization focused on social compliance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchFrankfurt, GermanyHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Die GAR Gesellschaft für Aufsichtsrecht und Revision mbH Wirtschaftsprüfungsgesellschaft mit Sitz in Frankfurt am Main wurde im Juli 2009 gegründet.”

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

Showing 25 of 731 third-party compliance auditors worldwide

See the full list, filter by size, metro and specialty, and access 8,637 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Third-party compliance auditors worldwide at a glance

As of Nov 6, 2026
38.0%Verified-email coverage
31.1Average contacts per company
1-10Median size (employees)
2.2%Largest-city concentration · Istanbul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
423
11-50
247
51-200
39
201-500
13
501-1,000
2
1,001-5,000
1
5,001-10,000
1
10001+
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 third-party compliance auditors are linked below.
What qualifies
Company records worldwide whose business descriptions match “third-party compliance auditors” 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 8,637 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.

Third-party compliance auditors by location

4 lists · largest first

Every Third-party compliance auditors 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 “third-party compliance auditors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many third-party compliance auditors are there worldwide?

RevenueBase identified 731 company matches for third-party compliance auditors 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?

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

Which country has the most third-party compliance auditors?

The United States leads with 79 companies, followed by Brazil (40) and Australia (35). Every third-party compliance auditors list by country and city is linked on this page.

Which city has the most third-party compliance auditors?

Istanbul leads with 16 company records, followed by Sao Paulo (13) and Madrid (10).

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 8,637 professional contacts with verified work emails tracked across these 731 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.