Company lists · Data refreshed September 2026

Top 25 Constitutional law firms based in Los Angeles, United States

RevenueBase identified 70 company matches for constitutional law firms associated with Los Angeles, United States as of September 2026 and tracks 2,206 professional contacts across them, including 983 with verified work emails and 1,013 with mobile numbers. Across the United States, New York is the largest hub for this category (152 companies); Los Angeles has 72.

This list covers company matches for constitutional law firms associated with Los Angeles, 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 8, 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 8, 2026 How this list was built
70Companies
2,206Contacts tracked
983Verified emails
1,013Mobile numbers
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The 25 largest constitutional law firms based in Los Angeles, United States

Ranked by team size
Top 25 of 70 company matches for constitutional law firms based in Los Angeles, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 8, 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 matchLos Angeles, CA, United StatesHQ recorded Sep 8, 2026201-500521 contacts →

Exact match

“Munger, Tolles & Olson is a 200-lawyer firm based in Los Angeles with a national practice representing clients in a broad range of complex and high-profile matters.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
2Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 20261,001-5,000518 contacts →

Exact match

“The United Firm | La Liga Defensora, A.P.C.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
3Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 2026201-500332 contacts →

Exact match

“Nossaman LLP is a national law firm with attorneys and policy advisors located in 12 offices throughout the United States.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
4Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 2026201-500282 contacts →

Exact match

“Founded in 1994 with just 16 attorneys and two practice areas, Manning Kass is today a top-tier full-service national law firm with more than 170 Attorneys, 8 offices, and 35…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202651-200105 contacts →

Exact match

“STABILITY For more than 50 years, LaFollette Johnson has been the preeminent civil litigation firm in California.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
6Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5056 contacts →

Exact match

“The attorneys at King, Holmes, Paterno & Soriano, LLP provide innovative thinking, cutting edge deal making and powerful litigation and business strategies to our clients.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
7Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5028 contacts →

Exact match

“Founded by former Big Law attorneys, DTO Law is an elite boutique with offices in Los Angeles, Silicon Valley, and New York, though our attorneys handle cases and matters across…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
8Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5023 contacts →

Exact match

“Berkes Crane Santana & Spangler LLP Joins MG+M The Law Firm Effective October 1, 2025, our team at Berkes Crane Santana & Spangler has joined MG+M The Law Firm (MG+M), a national…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
9Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5018 contacts →

Exact match

“Cohen Williams is a California-based litigation boutique with national reach.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
10Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5018 contacts →

Exact match

“Our firm was founded in 1976 by Gloria Allred, Michael Maroko, and Nathan Goldberg, who were classmates at and graduates from Loyola Law School.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
11Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5017 contacts →

Exact match

“With more than a century of combined experience at some of the preeminent Am Law 50 international law firms, our lawyers bring extensive experience in complex litigation and…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
12Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 20261-1014 contacts →

Exact match

“The Law Offices of Nigel Burns is a dynamic boutique firm serving all of Southern California, including Los Angeles, Orange County and Long Beach, and is dedicated to providing…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
13Exact matchLos Angeles, United StatesHQ recorded Sep 8, 202611-5013 contacts →

Exact match

“Geragos & Geragos, APC, is a boutique law firm focusing on complex civil litigation and criminal defense, with offices in downtown Los Angeles and New York.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
14Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5012 contacts →

Exact match

“We at Manning, Leaver, Bruder & Berberich, LLP are proud that for over 95 years our clients have trusted us to help them with their legal needs.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
15Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5011 contacts →

Exact match

“Law firm dedicated to our clients, the law, and justice.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
16Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5011 contacts →

Exact match

“Nassiri & Jung attorneys focus on complex litigation, employment law, and appeals.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
17Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-5010 contacts →

Exact match

“Reed & Davidson, LLP, is a boutique law firm specializing in political ethics law, nonprofit organizational law, and political compliance services.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
18Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 20261-109 contacts →

Exact match

“A partnership of skilled civil and criminal lawyers specializing in- Complex Civil Litigation- State and Federal Securities and Commodities Regulatory and Enforcement Actions; and…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
19Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-508 contacts →

Exact match

“Seki, Nishimura & Watase, LLP is a law firm in Los Angeles, California.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
20Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 20261-108 contacts →

Exact match

“With over 30 years courtroom experience, Eisner Gorin trial lawyers are State-Bar Criminal Law Specialists specializing in high-stakes trial and appeals matters.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
21Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-508 contacts →

Exact match

“Personal Injury, Consumer litigation, including the Fair Debt Collection Practices Act (FDCPA), Lemon Law, fair credit reporting, truth in lending litigation and Telephone…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
22Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-507 contacts →

Exact match

“Steinbrecher & Span LLP is a preeminent Los Angeles #businesslitigation, transactional and regulatory firm with offices in downtown Los Angeles, California, Washington, D.C.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
23Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 20261-107 contacts →

Exact match

“With our extensive combined experience in state and federal courts, the litigation lawyers at LOYR possess vast experience representing clients in all civil litigation matters.”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
24Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-506 contacts →

Exact match

“We built Chudnovsky Law on a simple premise: when your career, professional license, or freedom is on the line, you deserve an elite team that has spent decades on the other side…”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase
25Exact matchLos Angeles, CA, United StatesHQ recorded Sep 8, 202611-505 contacts →

Exact match

“Call (323) 951-0144 to speak with our results driven attorneys to Get Help Now!”

Recorded in the RevenueBase company graph · Sep 8, 2026 · View company records in RevenueBase

Showing 25 of 70 constitutional law firms based in Los Angeles, United States

See the full list, filter by size, metro and specialty, and access 983 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Constitutional law firms based in Los Angeles, United States at a glance

As of Sep 8, 2026
44.6%Verified-email coverage
45.9%Mobile-number coverage
31.5Average contacts per company
1-10Median size (employees)
Sep 8, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
26
51-200
3
201-500
3
501-1,000
1
1,001-5,000
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 11.0d

Company record updated

Median 70.0d

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 Los Angeles, United States whose business descriptions match “constitutional 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 983 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 8, 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 “constitutional law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many constitutional law firms are there based in Los Angeles, United States?

RevenueBase identified 70 company matches for constitutional law firms associated with Los Angeles, 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?

Munger, Tolles & Olson LLP tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most constitutional law firms?

New York leads the United States with 152 company records, followed by Washington (94) and Los Angeles (72).

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 983 professional contacts with verified work emails tracked across these 70 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 8, 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.