Company lists · Data refreshed September 2026

Top 25 Compliance and audit consulting companies worldwide

Name: Compliance and audit consulting companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 12,528 companies tracked

RevenueBase identified 12,528 compliance and audit consulting companies worldwide as of September 2026 and tracks 145,176 professional contacts across them, including 36,818 with verified work emails. The United States is the largest market and London the largest hub.

This list covers compliance and audit consulting companies 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 27, 2026. Country and city lists for compliance and audit consulting companies 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 27, 2026 86% judged on-target in blind review

12,528Companies

145,176Contacts tracked

36,818Verified emails

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The 25 largest compliance and audit consulting companies worldwide

Ranked by team size

Top 25 of 12,528 compliance and audit consulting companies worldwide, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to compliance and audit consulting companies: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Management Solutions	Partial evidence	Madrid, SpainHQ checked Sep 27, 2026	1,001-5,000	4,468 contacts →
	Partial evidence “Management Solutions is a leading provider of business consulting services for regulated industries.” Source: RevenueBase Database · checked Sep 27, 2026
2	Bureau Veritas Consumer Products Services	Partial evidence	Kowloon, Hong KongHQ checked Sep 27, 2026	10001+	3,802 contacts →
	Partial evidence “The Bureau Veritas Consumer Products Services division is a world-leading concept-to-consumer quality assurance and compliance services provider to manufacturers, distributors and…” Source: RevenueBase Database · checked Sep 27, 2026
3	Aparajitha Corporate Services Private Limited	Partial evidence	Madurai, IndiaHQ checked Sep 27, 2026	1,001-5,000	2,064 contacts →
	Partial evidence “Aparajitha: Revolutionising India's Regulatory Compliance Space With 25 years of experience, Aparajitha covers compliance for over establishments, factories, and 52 lakh contract…” Source: RevenueBase Database · checked Sep 27, 2026
4	BDO Brazil	Indirect evidence	Sp, BrazilHQ checked Sep 27, 2026	1,001-5,000	1,791 contacts →
	Indirect evidence “Presidida por Raul Corrêa da Silva, a BDO RCS foi fundada em 2001 e desde então mantém participação expressiva no mercado de auditorias.” Source: RevenueBase Database · checked Sep 27, 2026
5	Sikich	Strong evidence	Chicago, IL, United StatesHQ checked Sep 27, 2026	1,001-5,000	1,688 contacts →
	Strong evidence “Sikich offers the public and private sectors a diverse platform of professional services across consulting, technology, and compliance.” Source: RevenueBase Database · checked Sep 27, 2026
6	ACA Group	Partial evidence	New York, NY, United StatesHQ checked Sep 27, 2026	1,001-5,000	1,486 contacts →
	Partial evidence “ACA Group is the leading governance, risk, and compliance advisor to the financial services industry.” Source: RevenueBase Database · checked Sep 27, 2026
7	NAVEX	Indirect evidence	Lake Oswego, OR, United StatesHQ checked Sep 27, 2026	1,001-5,000	1,457 contacts →
	Indirect evidence “NAVEX empowers over 88 million employees and customers around the world to manage and mitigate risks with confidence.” Source: RevenueBase Database · checked Sep 27, 2026
8	RSM Ebner Stolz	Indirect evidence	Stuttgart, GermanyHQ checked Sep 27, 2026	1,001-5,000	1,442 contacts →
	Indirect evidence “Wollen Sie jemanden, der Sie auch beim Sprung in neue Märkte und bei allen anstehenden Herausforderungen begleitet?” Source: RevenueBase Database · checked Sep 27, 2026
9	Ideagen	Indirect evidence	Ruddington, United KingdomHQ checked Sep 27, 2026	1,001-5,000	1,303 contacts →
	Indirect evidence “Ideagen brings clarity and confidence to the safe hands and trusted voices protecting our world.” Source: RevenueBase Database · checked Sep 27, 2026
10	Matrix Business Services India Private Limited	Partial evidence	Chennai, IndiaHQ checked Sep 27, 2026	1,001-5,000	1,199 contacts →
	Partial evidence “Matrix is a passionate team of professionals providing People, Product, and Process assurance services for enterprises across different industry segments for better compliance and…” Source: RevenueBase Database · checked Sep 27, 2026
11	A-Lign	Partial evidence	Tampa, FL, United StatesHQ checked Sep 27, 2026	501-1,000	798 contacts →
	Partial evidence “A-LIGN is the leading provider of high-quality, efficient cybersecurity compliance programs.” Source: RevenueBase Database · checked Sep 27, 2026
12	CT Corporation	Partial evidence	New York, NY, United StatesHQ checked Sep 27, 2026	1,001-5,000	788 contacts →
	Partial evidence “CT Corporation helps small businesses, corporations, and law firms around the world manage their most critical business and legal compliance responsibilities.” Source: RevenueBase Database · checked Sep 27, 2026
13	Uniqus Consultech INC	Strong evidence	San Jose, CA, United StatesHQ checked Sep 27, 2026	501-1,000	675 contacts →
	Strong evidence “Uniqus Consultech is an AI and global tech-enabled consulting company that specializes in Accounting & Reporting Consulting, Governance, Risk & Compliance, Sustainability &…” Source: RevenueBase Database · checked Sep 27, 2026
14	CF	Indirect evidence	Bordeaux, FranceHQ checked Sep 27, 2026	1,001-5,000	674 contacts →
	Indirect evidence “Diriger une entreprise aujourd’hui, c’est faire face à des décisions de plus en plus complexes.” Source: RevenueBase Database · checked Sep 27, 2026
15	ELLAB	Partial evidence	Hilleroed, GermanyHQ checked Sep 27, 2026	501-1,000	671 contacts →
	Partial evidence “Compliance isn’t just a checkbox - it’s the foundation of trust, safety, and success in life science.” Source: RevenueBase Database · checked Sep 27, 2026
16	LRN	Partial evidence	New York, NY, United StatesHQ checked Sep 27, 2026	501-1,000	661 contacts →
	Partial evidence “LRN is the world's largest dedicated ethics and compliance company, educating and helping more than 30 million people each year worldwide navigate complex legal and regulatory…” Source: RevenueBase Database · checked Sep 27, 2026
17	Sharp & Tannan Group	Indirect evidence	Mumbai, IndiaHQ checked Sep 27, 2026	501-1,000	601 contacts →
	Indirect evidence “Founded in 1934, by two gentlemen to whom integrity was paramount, Mr.” Source: RevenueBase Database · checked Sep 27, 2026
18	BDO Austria	Indirect evidence	Wien, AustriaHQ checked Sep 27, 2026	1,001-5,000	599 contacts →
	Indirect evidence “Holen Sie sich eine Datenschutzzertifizierung für Ihr Unternehmen.” Source: RevenueBase Database · checked Sep 27, 2026
19	Solomonedwards	Indirect evidence	Wayne, PA, United StatesHQ checked Sep 27, 2026	1,001-5,000	557 contacts →
	Indirect evidence “For more than 25 years, SolomonEdwards has empowered organizations to tackle common and complex business challenges through strategic advisory, technical advocacy, and hands-on…” Source: RevenueBase Database · checked Sep 27, 2026
20	Datatracks	Partial evidence	SingaporeHQ checked Sep 27, 2026	201-500	475 contacts →
	Partial evidence “Compliance isn’t about reporting data - it’s the foundation of trust, transparency, and resilience in business.” Source: RevenueBase Database · checked Sep 27, 2026
21	Enhesa	Partial evidence	Arlington, VA, United StatesHQ checked Sep 27, 2026	201-500	474 contacts →
	Partial evidence “At Enhesa we empower the world’s largest businesses to achieve compliance, manage risk, and drive sustainability with clear, actionable insights.” Source: RevenueBase Database · checked Sep 27, 2026
22	Mahajan & Aibara	Strong evidence	Mumbai, IndiaHQ checked Sep 27, 2026	201-500	458 contacts →
	Strong evidence “We offer Internal Audit & Risk Consulting related services.” Source: RevenueBase Database · checked Sep 27, 2026
23	Alcumus	Indirect evidence	Cardiff, United KingdomHQ checked Sep 27, 2026	1,001-5,000	453 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026
24	ANB Solutions Pvt. LTD	Indirect evidence	Mumbai, IndiaHQ checked Sep 27, 2026	201-500	444 contacts →
	Indirect evidence “ANB is a fully-integrated and one of the fastest growing assurance and business advisory firm, with 450 plus employees and presence in 6 countries.” Source: RevenueBase Database · checked Sep 27, 2026
25	ACS	Indirect evidence	Pune, IndiaHQ checked Sep 27, 2026	1,001-5,000	420 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: compliance and audit consulting companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names compliance and audit consulting companies.
Partial evidence: Its own public description names part of compliance and audit consulting companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name compliance and audit consulting companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 12,528 compliance and audit consulting companies worldwide

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Compliance and audit consulting companies worldwide at a glance

As of Sep 27, 2026

25.4%Verified-email coverage

11.6Average contacts per company

1-10Median size (employees)

2.4%Largest-city concentration · London

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

8,215

11-50

3,378

51-200

682

201-500

128

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

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among compliance and audit consulting companies, 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 compliance and audit consulting companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “compliance and audit consulting companies”. 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 compliance and audit consulting companies), 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 compliance and audit consulting companies, 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, 36,818 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 27, 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.

Compliance and audit consulting companies by location

67 lists · largest first

Every Compliance and audit consulting companies 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 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 compliance and audit consulting companies, 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 compliance and audit consulting companies are there worldwide?

RevenueBase identified 12,528 compliance and audit consulting companies 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?

Management Solutions, headquartered in Madrid, tops this list with the largest team on record.

Which country has the most compliance and audit consulting companies?

The United States leads with 2,340 companies, followed by India (1,015) and Brazil (786). Every compliance and audit consulting companies list by country and city is linked on this page.

Which city has the most compliance and audit consulting companies?

London leads with 298 headquartered companies, followed by Sao Paulo (257) and Dubai (154).

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 36,818 verified decision-maker contacts tracked across these 12,528 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 27, 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.