Company lists · Data refreshed September 2026

Top 25 Regulatory compliance attorneys based in the United States

RevenueBase identified 1,117 company matches for regulatory compliance attorneys associated with the United States as of September 2026 and tracks 21,497 professional contacts across them, including 12,403 with verified work emails. Washington is the largest hub.

This list covers company matches for regulatory compliance attorneys associated with the United States, 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.

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
1,117Companies
21,497Contacts tracked
12,403Verified emails
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The 25 largest regulatory compliance attorneys based in the United States

Ranked by team size
Top 25 of 1,117 company matches for regulatory compliance attorneys based in the United States, 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 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
3Exact 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
4Exact 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
5Exact 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
6Exact 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
7Exact 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
8Exact 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
9Exact 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
10Exact 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
11Exact 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
12Exact matchNew York, 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
13Exact 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
14Exact 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
15Exact 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
16Exact 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
17Exact matchAtlanta, GA, United StatesHQ recorded Sep 21, 202651-200184 contacts →

Exact match

“Smith Currie Oles (SCO) provides comprehensive legal services to all parts of the construction industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchBirmingham, AL, United StatesHQ recorded Sep 21, 202651-200137 contacts →

Exact match

“Litigation, compliance and investigations: It's what we do, day in and day out.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchFarmington, CT, United StatesHQ recorded Sep 21, 202651-200122 contacts →

Exact match

“Risk & Regulatory Consulting, LLC is a leading, national professional services firm dedicated to providing exceptional consulting services to insurance regulators.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202651-200110 contacts →

Exact match

“For over 40 years, DFP Partners has been a committed ally to Broker-Dealers, Registered Investment Advisers, and other financial services firms looking for accounting and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchBirmingham, AL, United StatesHQ recorded Sep 21, 202651-200109 contacts →

Exact match

“MedManagement announces the launch of EdiPhy Advisors, a new name for our Physician Advisor & Education Services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 21, 202651-200102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchCosta Mesa, CA, United StatesHQ recorded Sep 21, 202651-20098 contacts →

Exact match

“Public agencies and businesses have been relying on Chambers Group to keep them in compliance with applicable federal, state, and/or local environmental laws, regulations, and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchTallahassee, United StatesHQ recorded Sep 21, 202651-20092 contacts →

Exact match

“For more than three-quarters of a century, Ausley McMullen, one of Florida's oldest and most respected law firms, has provided comprehensive legal services to businesses and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchWashington, DC, United StatesHQ recorded Sep 21, 202611-5090 contacts →

Exact match

“CFS Compliance is your one stop shop for all your compliance needs.”

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

Showing 25 of 1,117 regulatory compliance attorneys based in the United States

See the full list, filter by size, metro and specialty, and access 12,403 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Regulatory compliance attorneys based in the United States at a glance

As of Sep 21, 2026
57.7%Verified-email coverage
19.2Average contacts per company
1-10Median size (employees)
8.5%Largest-city concentration · Washington
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
798
11-50
255
51-200
42
201-500
9
501-1,000
7
1,001-5,000
5

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 1,117 companies.

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.
What qualifies
Company records associated with the United States 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 12,403 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.

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 based in the United States?

RevenueBase identified 1,117 company matches for regulatory compliance attorneys associated with the United States 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 city has the most regulatory compliance attorneys?

Washington leads with 95 company records, followed by New York (64) and Atlanta (29).

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 12,403 professional contacts with verified work emails tracked across these 1,117 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.