Company lists · Data refreshed September 2026

Top 25 Separation of powers law firms based in the United States

RevenueBase identified 214 company matches for separation of powers law firms associated with the United States as of September 2026 and tracks 3,891 professional contacts across them, including 2,154 with verified work emails. Washington is the largest hub.

This list covers company matches for separation of powers law firms 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 29, 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 29, 2026 How this list was built
214Companies
3,891Contacts tracked
2,154Verified emails
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The 25 largest separation of powers law firms based in the United States

Ranked by team size
Top 25 of 214 company matches for separation of powers law firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchColumbia, SC, United StatesHQ recorded Sep 29, 20261,001-5,0002,012 contacts →

Exact match

“Established in 1897, Nelson Mullins is an Am Law 100 firm of more than attorneys, policy advisors and professionals with 33 offices in 17 states and Washington, D.C.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchServing Clients Throughout The Midwest And Beyond..., OH, United StatesHQ recorded Sep 29, 202651-200122 contacts →

Exact match

“Founded in 1844, Eastman & Smith is a leading consultant, counselor and advocate on personal, business, nonprofit and governmental challenges.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchOklahoma City, OK, United StatesHQ recorded Sep 29, 2026201-50088 contacts →

Exact match

“Founded by managing partners Todd W.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchOcean, NJ, United StatesHQ recorded Sep 29, 202651-20078 contacts →

Exact match

“For nearly a century, Ansell Grimm & Aaron has upheld our founders' commitment: being a trusted New Jersey law firm for individuals and businesses who need attorneys who…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchEaston, PA, United StatesHQ recorded Sep 29, 202651-20077 contacts →

Exact match

“Florio Perrucci Steinhardt Cappelli & Tipton LLC was founded on the belief that business objectives can only be achieved by combining strategic and aggressive legal advocacy with…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchAlbany, NY, United StatesHQ recorded Sep 29, 202651-20051 contacts →

Exact match

“For over 90 years, we've been providing our clients with a comprehensive array of legal and government relations services that few other firms can match.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchTallahassee, FL, United StatesHQ recorded Sep 29, 202651-20049 contacts →

Exact match

“Pennington, P.A, is a nationally recognized law firm with offices in Tallahassee, Tampa, and Jacksonville.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchMinneapolis, MN, United StatesHQ recorded Sep 29, 202611-5043 contacts →

Exact match

“Eckland & Blando LLP provides experienced, aggressive, and responsive legal services to businesses throughout the United States.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchSacramento, CA, United StatesHQ recorded Sep 29, 202651-20042 contacts →

Exact match

“Olson Remcho is the leading political and government law firm in California.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 202611-5042 contacts →

Exact match

“Rosen Bien Galvan & Grunfeld LLP, founded in San Francisco in 1990, focuses its practice on complex litigation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 202611-5042 contacts →

Exact match

“With offices in California, New Jersey, Florida, Virginia and a law practice that spans the country, Dhillon Law Group’s business and constitutional law practice spans business…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchWashington, DC, United StatesHQ recorded Sep 29, 202611-5038 contacts →

Exact match

“Cooper & Kirk is a litigation boutique specializing in commercial, regulatory, and constitutional disputes in both federal and state courts.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchLincoln, NE, United StatesHQ recorded Sep 29, 202611-5032 contacts →

Exact match

“We’re a team of accomplished attorneys and consultants with one simple goal: to advocate on behalf of our clients.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5029 contacts →

Exact match

“A high-powered law firm for savvy companies, Massey & Gail offers creative solutions in counseling, litigation and appeals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchDenver, CO, United StatesHQ recorded Sep 29, 20261-1029 contacts →

Exact match

“RATHOD |MOHAMEDBHAI LLC is a law firm of experienced trial attorneys representing individuals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchEugene, OR, United StatesHQ recorded Sep 29, 202611-5027 contacts →

Exact match

“Founded in 1957, our law firm has offices in Portland, Eugene, and Salem, Oregon.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Sep 29, 202611-5026 contacts →

Exact match

“We practice advocacy-and only advocacy.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Sep 29, 202611-5026 contacts →

Exact match

“Trister, Ross, Schadler & Gold, PLLC combines personalized client service with decades of broad experience and specialized legal expertise.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchSacramento, CA, United StatesHQ recorded Sep 29, 202611-5026 contacts →

Exact match

“White Brenner LLP is a law firm with deep roots in California.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 202611-5024 contacts →

Exact match

“The lawyers at HUGO PARKER have a winning record at trial, providing clients with sound strategic advice and skilled trial and appellate representation before state and federal…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchAtlanta, GA, United StatesHQ recorded Sep 29, 202611-5022 contacts →

Exact match

“Parks, Chesin & Walbert is an Atlanta law firm focused on employment and business litigation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchChandler, AZ, United StatesHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“In Arizona and across the nation, government and corporate decision-makers trust Struck Love Acedo, PLC to handle their most difficult and demanding legal matters.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5021 contacts →

Exact match

“Founded in 1971, MBG represents a broad range of individual, government, non-profit and corporate clients with offices in Chicago, Ill, and Madison, Wis.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202611-5019 contacts →

Exact match

“The Sotos Law Firm focuses on representing public and private sector companies and officials.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchPhoenix, AZ, United StatesHQ recorded Sep 29, 202611-5017 contacts →

Exact match

“Our Mission Wilenchik & Bartness has experienced and proven attorneys who provide quality,"big firm" legal representation in a more responsive and less intimidating "small firm"…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 214 separation of powers law firms based in the United States

See the full list, filter by size, metro and specialty, and access 2,154 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Separation of powers law firms based in the United States at a glance

As of Sep 29, 2026
55.4%Verified-email coverage
18.2Average contacts per company
1-10Median size (employees)
7.5%Largest-city concentration · Washington
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
141
11-50
62
51-200
8
201-500
2
1,001-5,000
1

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 214 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 “separation of powers law firms” 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 2,154 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 29, 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 “separation of powers law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many separation of powers law firms are there based in the United States?

RevenueBase identified 214 company matches for separation of powers law firms 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?

Nelson Mullins Riley & Scarborough tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most separation of powers law firms?

Washington leads with 16 company records, followed by New York (7) and Austin (6).

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 2,154 professional contacts with verified work emails tracked across these 214 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 29, 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.