Company lists · Data refreshed September 2026

Top 25 Corporate law firms based in the United States

RevenueBase identified 18,826 corporate law firms headquartered in the United States as of September 2026 and tracks 517,628 professional contacts across them, including 279,564 with verified work emails and 257,984 with mobile numbers. New York is the largest hub.

This list covers corporate law firms headquartered in the United States, 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 1, 2026.

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 RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review
18,826Companies
517,628Contacts tracked
279,564Verified emails
257,984Mobile numbers
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The 25 largest corporate law firms based in the United States

Ranked by team size
Top 25 of 18,826 corporate law firms based in the United States, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to corporate law 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 evidenceChicago, IL, United States10001+9,837 contacts →

Indirect evidence

“Baker McKenzie empowers clients to compete in the global economy.”

Source: RevenueBase Database · checked Sep 1, 2026
2Partial evidenceNew York, United States1,001-5,0008,234 contacts →

Partial evidence

“Latham & Watkins is a global law firm with more than 3,500 lawyers in its offices located in Asia, Europe, the Middle East and the United States.”

Source: RevenueBase Database · checked Sep 1, 2026
3Indirect evidenceMiami, FL, United States1,001-5,0004,851 contacts →

Indirect evidence

“At K&L Gates, we foster an inclusive and collaborative environment across our fully integrated global platform that enables us to diligently combine the knowledge and expertise of…”

Source: RevenueBase Database · checked Sep 1, 2026
4Partial evidencePalo Alto, CA, United States1,001-5,0004,818 contacts →

Partial evidence

“From our offices in strategic hubs of commerce, law, and government across North America, Asia, Europe, and the Middle East, we work with clients ranging from established, global…”

Source: RevenueBase Database · checked Sep 1, 2026
5Indirect evidencePalo Alto, CA, United States1,001-5,0003,314 contacts →

Indirect evidence

“Clients partner with Cooley on transformative deals, complex IP and regulatory matters, and high-stakes litigation.”

Source: RevenueBase Database · checked Sep 1, 2026
6Indirect evidenceLos Angeles, CA, United States1,001-5,0003,244 contacts →

Indirect evidence

“The Gold Group is a top producing team within Keller Williams Beverly Hills family.”

Source: RevenueBase Database · checked Sep 1, 2026
7Partial evidenceLos Angeles, CA, United States1,001-5,0003,066 contacts →

Partial evidence

“Established in 1979, Lewis Brisbois Bisgaard & Smith LLP is a national, full-service law firm with more than 1,600 attorneys and 54 offices in 30 states and the District of…”

Source: RevenueBase Database · checked Sep 1, 2026
8Indirect evidenceSan Francisco, CA, United States1,001-5,0003,028 contacts →

Indirect evidence

“With widely recognized elite teams in finance, mergers & acquisitions, private equity, restructuring and special situations, litigation, employment and real estate, Paul Hastings…”

Source: RevenueBase Database · checked Sep 1, 2026
9Partial evidenceSan Francisco, CA, United States1,001-5,0002,807 contacts →

Partial evidence

“As the only full-service law firm with offices and attorneys in all 50 states, Gordon Rees Scully Mansukhani delivers maximum value to our clients by combining the resources of a…”

Source: RevenueBase Database · checked Sep 1, 2026
10Partial evidenceNew York, NY, United States1,001-5,0002,800 contacts →

Partial evidence

“Garrigues is an international legal and tax services firm that advises clients locally, regionally and globally from every angle of business law.”

Source: RevenueBase Database · checked Sep 1, 2026
11Partial evidenceNew York, NY, United States1,001-5,0002,764 contacts →

Partial evidence

“Davis Polk & Wardwell LLP (including its associated entities) is an elite global law firm with world-class practices across the board.”

Source: RevenueBase Database · checked Sep 1, 2026
12Indirect evidenceWashington, DC, United States1,001-5,0002,660 contacts →

Indirect evidence

“Morrison Foerster transforms complexity into advantage.”

Source: RevenueBase Database · checked Sep 1, 2026
13Partial evidenceNew York, NY, United States1,001-5,0002,652 contacts →

Partial evidence

“Paul, Weiss, Rifkind, Wharton & Garrison LLP is a global law firm of more than 1,500 lawyers focused on helping clients navigate their most complex legal and business challenges.”

Source: RevenueBase Database · checked Sep 1, 2026
14Partial evidenceHouston, TX, United States1,001-5,0002,516 contacts →

Partial evidence

“Husch Blackwell is a different kind of law firm–structured around our clients’ industries and built on a culture of selfless service.”

Source: RevenueBase Database · checked Sep 1, 2026
15Indirect evidenceWashington, DC, United States1,001-5,0002,324 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 1, 2026
16Indirect evidenceChicago, IL, United States1,001-5,0002,197 contacts →

Indirect evidence

“On June 1, 2026, Winston & Strawn and Taylor Wessing’s U.K-led business officially launched as a single combined firm, creating Winston Taylor.”

Source: RevenueBase Database · checked Sep 1, 2026
17Indirect evidenceCharlotte, NC, United States1,001-5,0002,176 contacts →

Indirect evidence

“High stakes.”

Source: RevenueBase Database · checked Sep 1, 2026
18Indirect evidenceSarasota, FL, United States1,001-5,0002,161 contacts →

Indirect evidence

“With bold growth, Fox Rothschild brings together attorneys coast to coast.”

Source: RevenueBase Database · checked Sep 1, 2026
19Indirect evidencePalo Alto, CA, United States1,001-5,0002,122 contacts →

Indirect evidence

“Wilson Sonsini Goodrich & Rosati is the premier legal advisor to technology, life sciences, and other growth enterprises worldwide.”

Source: RevenueBase Database · checked Sep 1, 2026
20Partial evidenceKansas City, MO, United States1,001-5,0002,084 contacts →

Partial evidence

“Polsinelli is an Am Law 100 firm with more than 1,200 attorneys in over 25 offices nationwide.”

Source: RevenueBase Database · checked Sep 1, 2026
21Partial evidenceColumbia, SC, United States1,001-5,0002,036 contacts →

Partial evidence

“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.”

Source: RevenueBase Database · checked Sep 1, 2026
22Indirect evidenceIndianapolis, IN, United States1,001-5,0001,963 contacts →

Indirect evidence

“At Taft, we work as one team, driven and committed to helping you succeed.”

Source: RevenueBase Database · checked Sep 1, 2026
23Partial evidenceNew York, NY, United States1,001-5,0001,935 contacts →

Partial evidence

“Pillsbury is one of the world’s foremost law firms, operating at the intersection of technology innovation, capital and government.”

Source: RevenueBase Database · checked Sep 1, 2026
24Indirect evidenceBoston, MA, United States1,001-5,0001,920 contacts →

Indirect evidence

“In an evolving business landscape, we stand ready at a moment’s notice, adapting with agility and precision to achieve your highest goals.”

Source: RevenueBase Database · checked Sep 1, 2026
25Partial evidencePhiladelphia, PA, United States1,001-5,0001,852 contacts →

Partial evidence

“Duane Morris LLP, a law firm with more than 900 attorneys in offices across the United States and internationally, is asked by a broad array of clients to provide innovative…”

Source: RevenueBase Database · checked Sep 1, 2026

Showing 25 of 18,826 corporate law firms based in the United States

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Corporate law firms based in the United States at a glance

As of Sep 1, 2026
54.0%Verified-email coverage
49.8%Mobile-number coverage
27.5Average contacts per company
1-10Median size (employees)
6.2%Largest-city concentration · New York
Sep 1, 2026Page data refreshed

Companies by employee count

1-10
11,988
11-50
4,948
51-200
1,303
201-500
260
501-1,000
104
1,001-5,000
101
10001+
5

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 corporate law 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.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “corporate law 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 corporate law 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 corporate law firms, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
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, 279,564 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 1, 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.

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 corporate law 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 corporate law firms are there based in the United States?

RevenueBase identified 18,826 corporate law firms headquartered in the United States 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?

Baker Mckenzie, headquartered in Chicago, tops this list with the largest team on record.

Which city has the most corporate law firms?

New York leads with 1174 headquartered companies, followed by Los Angeles (470) and Chicago (469).

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 279,564 verified decision-maker contacts tracked across these 18,826 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 1, 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.