Company lists · Data refreshed September 2026

Top 25 Compliance and ethics consulting firms worldwide

RevenueBase identified 4,964 compliance and ethics consulting firms worldwide as of September 2026 and tracks 33,667 professional contacts across them, including 10,747 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers compliance and ethics consulting firms 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 ethics consulting firms 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
4,964Companies
33,667Contacts tracked
10,747Verified emails
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The 25 largest compliance and ethics consulting firms worldwide

Ranked by team size
Top 25 of 4,964 compliance and ethics consulting firms 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 ethics consulting firms: 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
1Indirect evidenceLake Oswego, OR, United StatesHQ checked Sep 27, 20261,001-5,0001,457 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
2Partial evidenceEden Prairie, MN, United StatesHQ checked Sep 27, 2026n/a1,036 contacts →

Partial evidence

“Established in 1996, Health Care Compliance Association® (HCCA)® supports healthcare compliance professionals as part of the overarching mission of SCCE & HCCA, a professional…”

Source: RevenueBase Database · checked Sep 27, 2026
3Partial evidenceNew York, NY, United StatesHQ checked Sep 27, 20261,001-5,000788 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
4Strong evidenceNew York, NY, United StatesHQ checked Sep 27, 2026501-1,000661 contacts →

Strong 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
5Strong evidenceMünchen, GermanyHQ checked Sep 27, 2026501-1,000568 contacts →

Strong evidence

“EQS Group is a leading international cloud provider for corporate compliance & ethics, data privacy, sustainability management, and investor relations.”

Source: RevenueBase Database · checked Sep 27, 2026
6Partial evidenceSingaporeHQ checked Sep 27, 2026201-500475 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
7Indirect evidenceCardiff, United KingdomHQ checked Sep 27, 20261,001-5,000453 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
8Strong evidenceWashington, DC, United StatesHQ checked Sep 27, 2026501-1,000403 contacts →

Strong evidence

“IBM Promontory is a global leader in strategy, risk management, and compliance consulting.#IBMConsulting”

Source: RevenueBase Database · checked Sep 27, 2026
9Partial evidenceSheffield, United KingdomHQ checked Sep 27, 2026n/a377 contacts →

Partial evidence

“GCPS is a UK-based international consulting firm with a network of highly experienced consultants supporting clients to prevent and respond to staff misconduct (e.g.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidencePretoria East, South AfricaHQ checked Sep 27, 2026201-500330 contacts →

Indirect evidence

“We provide local and international businesses, ranging from SMME's to large organizations and across a broad spectrum of industries, with tailor-made strategies and solutions to…”

Source: RevenueBase Database · checked Sep 27, 2026
11Partial evidenceNew York City, NY, United StatesHQ checked Sep 27, 2026201-500308 contacts →

Partial evidence

“At Comply, we pride ourselves on being the champion for compliance professionals.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceNew York, NY, United StatesHQ checked Sep 27, 2026201-500268 contacts →

Indirect evidence

“We stand at the forefront of leadership, insight, and guidance in a world marked by complexity and uncertainty.”

Source: RevenueBase Database · checked Sep 27, 2026
13Partial evidenceRockville, MD, United StatesHQ checked Sep 27, 2026201-500266 contacts →

Partial evidence

“StarCompliance is a leading provider of employee compliance technology solutions.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceGoiânia, BrazilHQ checked Sep 27, 2026201-500234 contacts →

Indirect evidence

“A GAP Ambiental oferece serviços para pequenas, médias e grandes empresas em diversas áreas que vão desde o licenciamento ao acompanhamento da execução de projetos.”

Source: RevenueBase Database · checked Sep 27, 2026
15Partial evidenceBengaluru, IndiaHQ checked Sep 27, 202651-200199 contacts →

Partial evidence

“We are a trusted advisory and compliance firm known for integrity, technical depth, and commercial practicality.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidenceHørsholm, DenmarkHQ checked Sep 27, 202651-200194 contacts →

Partial evidence

“Epista Life Science is a team of experts working at the intersection of business priorities and compliance requirements.”

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidencePompano Beach, FL, United StatesHQ checked Sep 27, 2026201-500190 contacts →

Indirect evidence

“At ComplyRight®, our mission is to empower employers by simplifying the complex world of employment law.”

Source: RevenueBase Database · checked Sep 27, 2026
18Indirect evidenceMadrid, SpainHQ checked Sep 27, 202651-200183 contacts →

Indirect evidence

“Expertos en Ciberseguridad, Privacidad, GRC, IRM y Cumplimiento Normativo unificando la perspectiva Legal y Tecnológica GOVERTIS es la mayor firma de Advisory 100% especializada…”

Source: RevenueBase Database · checked Sep 27, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 27, 202651-200171 contacts →

Partial evidence

“Alternative legal and compliance services developed by Eversheds Sutherland.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceExcelsior, MN, IndiaHQ checked Sep 27, 202651-200165 contacts →

Partial evidence

“The leader in environmental, health and safety compliance solutions.”

Source: RevenueBase Database · checked Sep 27, 2026
21Partial evidenceLondon, United KingdomHQ checked Sep 27, 202651-200159 contacts →

Partial evidence

“By leveraging cutting-edge technology and experienced analysts, Neotas are going beyond and setting new standards in Due Diligence, Staff Screening, and Compliance.”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceBarueri, BrazilHQ checked Sep 27, 2026201-500156 contacts →

Indirect evidence

“Aliant agora é”

Source: RevenueBase Database · checked Sep 27, 2026
23Strong evidenceNY, United StatesHQ checked Sep 27, 202651-200145 contacts →

Strong evidence

“Established in 2014, Optima is a leading global regulatory compliance and cybersecurity consulting firm advising financial institutions, including investment managers, hedge…”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceCity Of London, United KingdomHQ checked Sep 27, 202651-200141 contacts →

Partial evidence

“Intelligent compliance solutions for outcomes that matter* We offer complete compliance solutions to help financial services firms solve their regulatory challenges.”

Source: RevenueBase Database · checked Sep 27, 2026
25Partial evidenceSan Diego, CA, United StatesHQ checked Sep 27, 202611-50141 contacts →

Partial evidence

“TrendSource helps businesses document and measure compliance across employment, consumer reporting, government, finance, health care, and retail.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 4,964 compliance and ethics consulting firms worldwide

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Compliance and ethics consulting firms worldwide at a glance

As of Sep 27, 2026
31.9%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
2.7%Largest-city concentration · Sao Paulo
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
3,702
11-50
1,013
51-200
187
201-500
37
501-1,000
8
1,001-5,000
9
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 compliance and ethics consulting firms, 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 ethics consulting firms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “compliance and ethics consulting firms”. 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 ethics consulting firms), 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 ethics consulting firms, 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, 10,747 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 ethics consulting firms by location

23 lists · largest first

Every Compliance and ethics consulting firms 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 ethics consulting firms, 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 ethics consulting firms are there worldwide?

RevenueBase identified 4,964 compliance and ethics consulting firms 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?

NAVEX, headquartered in Lake Oswego, tops this list with the largest team on record.

Which country has the most compliance and ethics consulting firms?

The United States leads with 1,221 companies, followed by Brazil (401) and the United Kingdom (291). Every compliance and ethics consulting firms list by country and city is linked on this page.

Which city has the most compliance and ethics consulting firms?

Sao Paulo leads with 134 headquartered companies, followed by London (116) and New York (77).

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 10,747 verified decision-maker contacts tracked across these 4,964 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 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.