Company lists · Data refreshed September 2026

Top 25 Regulatory compliance attorneys worldwide

RevenueBase identified 6,004 company matches for regulatory compliance attorneys worldwide as of September 2026 and tracks 57,298 professional contacts across them, including 18,538 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for regulatory compliance attorneys 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 21, 2026. Country and city lists for regulatory compliance attorneys 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 21, 2026 How this list was built
6,004Companies
57,298Contacts tracked
18,538Verified emails
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The 25 largest regulatory compliance attorneys worldwide

Ranked by team size
Top 25 of 6,004 company matches for regulatory compliance attorneys worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchWashington, DC, United StatesHQ recorded Sep 21, 20261,001-5,0002,333 contacts →

Exact match

“Arnold & Porter combines sophisticated regulatory, litigation, and transactional capabilities to resolve clients’ most complex issues.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchMadurai, IndiaHQ recorded Sep 21, 20261,001-5,0002,064 contacts →

Exact match

“Aparajitha: Revolutionising India's Regulatory Compliance Space With 25 years of experience, Aparajitha covers compliance for over establishments, factories, and 52 lakh contract…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchWashington, DC, United StatesHQ recorded Sep 21, 20261,001-5,0001,790 contacts →

Exact match

“Committed to Your Success – As a law firm of more than 900 professionals, Venable delivers legal services globally in every area of regulatory compliance, government affairs…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 21, 20261,001-5,0001,682 contacts →

Exact match

“Ballard Spahr LLP, an Am Law 100 law firm with more than 750 lawyers in 19 U.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchPittsburgh, PA, United StatesHQ recorded Sep 21, 2026501-1,0001,197 contacts →

Exact match

“Buchanan Ingersoll & Rooney is a national law firm with a proven reputation for providing progressive, industry-leading legal, business, regulatory and government relations advice…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 21, 2026501-1,0001,188 contacts →

Exact match

“Hinshaw & Culbertson LLP is a U.S-based law firm with offices nationwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchDenver, CO, United StatesHQ recorded Sep 21, 2026501-1,000902 contacts →

Exact match

“For decades, we’ve positioned ourselves at the intersection of law, business and policy to bring a multidisciplinary strategy to every issue.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchAtlanta, GA, United StatesHQ recorded Sep 21, 2026501-1,000815 contacts →

Exact match

“Established in 1989, Hall Booth Smith, P.C.(HBS) is a full-service law firm with 33 offices across the United States.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,000788 contacts →

Exact match

“CT Corporation helps small businesses, corporations, and law firms around the world manage their most critical business and legal compliance responsibilities.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026501-1,000690 contacts →

Exact match

“Kelley Drye is an AmLaw 200 law firm of more than 350 lawyers and other professionals practicing in New York, NY; Washington, D.C; Chicago, IL; Houston, TX, Los Angeles, CA; San…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Sep 21, 2026501-1,000576 contacts →

Exact match

“Founded in 1983, Wiley is a dominant presence in the nation’s capital.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchSao Paulo, BrazilHQ recorded Sep 21, 2026201-500518 contacts →

Exact match

“Fundado em o Marcelo Tostes Advogados firmou-se como um escritório de advocacia empresarial de excelência.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 21, 2026201-500336 contacts →

Exact match

“For over 50 years, Post & Schell’s attorneys have combined the operational knowledge and insight into the industries they represent with creative legal solutions – and helped…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchPretoria East, South AfricaHQ recorded Sep 21, 2026201-500330 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchNew York City, NY, United StatesHQ recorded Sep 21, 2026201-500308 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchHarrisburg, PA, United StatesHQ recorded Sep 21, 2026201-500307 contacts →

Exact match

“Since 1935, McNees Wallace & Nurick has been a trusted, client-focused law firm delivering practical, results-driven legal solutions to businesses, individuals, and organizations.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchBirmingham, United KingdomHQ recorded Sep 21, 2026501-1,000242 contacts →

Exact match

“We help our customers to do the right business in the right way.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchMéxico, MexicoHQ recorded Sep 21, 2026201-500239 contacts →

Exact match

“GALICIA was founded in 1994 and has since become Mexico´s leading transactional firm with strong regulatory offering supported by its strategic litigation capabilities.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202651-200230 contacts →

Exact match

“Keller and Heckman, founded in 1962, has a broad practice in the areas of regulatory law, public policy, and litigation, serving both domestic and international clients.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchBengaluru, IndiaHQ recorded Sep 21, 202651-200199 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact match港区, JapanHQ recorded Sep 21, 2026201-500197 contacts →

Exact match

“BUSINESS LAWYERS VISION Drive a paradigm shift for the better world.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchHørsholm, DenmarkHQ recorded Sep 21, 202651-200194 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchPittsburgh, PA, United StatesHQ recorded Sep 21, 202651-200192 contacts →

Exact match

“As a collaborative and integrated group of attorneys, we work as a unified team, not as sole practitioners.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchUtrecht, NetherlandsHQ recorded Sep 21, 2026201-500191 contacts →

Exact match

“In a society that poses a plethora of legal challenges to businesses, public authorities and healthcare providers, Nysingh has been a reliable legal partner for 150 years.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchPompano Beach, FL, United StatesHQ recorded Sep 21, 2026201-500190 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 6,004 regulatory compliance attorneys worldwide

See the full list, filter by size, metro and specialty, and access 18,538 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Regulatory compliance attorneys worldwide at a glance

As of Sep 21, 2026
32.4%Verified-email coverage
9.5Average contacts per company
1-10Median size (employees)
4.1%Largest-city concentration · Sao Paulo
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
4,415
11-50
1,337
51-200
183
201-500
31
501-1,000
13
1,001-5,000
7
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 regulatory compliance attorneys are linked below.
What qualifies
Company records worldwide whose business descriptions match “regulatory compliance attorneys” 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 18,538 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 21, 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.

Regulatory compliance attorneys by location

33 lists · largest first

Every Regulatory compliance attorneys 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 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 “regulatory compliance attorneys”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many regulatory compliance attorneys are there worldwide?

RevenueBase identified 6,004 company matches for regulatory compliance attorneys 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?

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

Which country has the most regulatory compliance attorneys?

The United States leads with 1,117 companies, followed by Brazil (868) and India (382). Every regulatory compliance attorneys list by country and city is linked on this page.

Which city has the most regulatory compliance attorneys?

Sao Paulo leads with 246 company records, followed by Washington (95) and London (82).

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 18,538 professional contacts with verified work emails tracked across these 6,004 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 21, 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.