Company lists · Data refreshed September 2026

Top 25 Legal consulting firms based in the United States

RevenueBase identified 8,446 legal consulting firms headquartered in the United States as of September 2026 and tracks 220,270 professional contacts across them, including 117,904 with verified work emails and 117,119 with mobile numbers. New York is the largest hub.

This list covers legal consulting 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 4, 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 4, 2026 86% judged on-target in blind review
8,446Companies
220,270Contacts tracked
117,904Verified emails
117,119Mobile numbers
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The 25 largest legal consulting firms based in the United States

Ranked by team size
Top 25 of 8,446 legal consulting firms based in the United States, ranked by team size, largest first. Data refreshed Sep 4, 2026. RevenueBase Smart Search rates how each company's information relates to legal consulting 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 evidencePalo Alto, CA, United StatesHQ checked Sep 4, 20261,001-5,0003,314 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 4, 2026
2Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 4, 20261,001-5,0003,244 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 4, 2026
3Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 4, 20261,001-5,0002,807 contacts →

Indirect 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 4, 2026
4Indirect evidenceSeattle, WI, United StatesHQ checked Sep 4, 20261,001-5,0002,734 contacts →

Indirect evidence

“Perkins Coie has combined with Ashurst to form Ashurst Perkins Coie.”

Source: RevenueBase Database · checked Sep 4, 2026
5Indirect evidenceSan Francisco, DC, United StatesHQ checked Sep 4, 20261,001-5,0002,660 contacts →

Indirect evidence

“Morrison Foerster transforms complexity into advantage.”

Source: RevenueBase Database · checked Sep 4, 2026
6Indirect evidence20+ U.s. Offices, TX, United StatesHQ checked Sep 4, 20261,001-5,0002,516 contacts →

Indirect 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 4, 2026
7Indirect evidenceWashington, DC, United StatesHQ checked Sep 4, 20261,001-5,0002,324 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 4, 2026
8Indirect evidenceChicago, IL, United StatesHQ checked Sep 4, 20261,001-5,0002,197 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 4, 2026
9Indirect evidenceChicago, NC, United StatesHQ checked Sep 4, 20261,001-5,0002,176 contacts →

Indirect evidence

“High stakes.”

Source: RevenueBase Database · checked Sep 4, 2026
10Indirect evidenceKansas City, MO, United States1,001-5,0002,084 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 4, 2026
11Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 4, 20261,001-5,0002,056 contacts →

Indirect evidence

“Dechert is the law firm that helps business leaders lead.”

Source: RevenueBase Database · checked Sep 4, 2026
12Indirect evidenceColumbia, SC, United StatesHQ checked Sep 4, 20261,001-5,0002,036 contacts →

Indirect 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 4, 2026
13Indirect evidenceCincinnati, IN, United StatesHQ checked Sep 4, 20261,001-5,0001,963 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 4, 2026
14Indirect evidenceNew York, NY, United StatesHQ checked Sep 4, 20261,001-5,0001,935 contacts →

Indirect 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 4, 2026
15Indirect evidenceNew York, NY, United StatesHQ checked Sep 4, 20261,001-5,0001,885 contacts →

Indirect evidence

“Debevoise & Plimpton LLP is a premier law firm with market-leading practices, a global perspective and strong New York roots.”

Source: RevenueBase Database · checked Sep 4, 2026
16Indirect evidenceGlobal, AZ, United StatesHQ checked Sep 4, 20261,001-5,0001,827 contacts →

Indirect evidence

“Faegre Drinker is a firm designed for clients.”

Source: RevenueBase Database · checked Sep 4, 2026
17Partial evidenceWashington, DC, United StatesHQ checked Sep 4, 20261,001-5,0001,791 contacts →

Partial evidence

“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…”

Source: RevenueBase Database · checked Sep 4, 2026
18Indirect evidencePhiladelphia, DC, United StatesHQ checked Sep 4, 20261,001-5,0001,720 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 4, 2026
19Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 4, 20261,001-5,0001,709 contacts →

Indirect evidence

“Dinsmore & Shohl LLP has a nationwide team of more than 750 attorneys who are trusted advisers to Fortune 500 companies, institutions, associations, governments, professional…”

Source: RevenueBase Database · checked Sep 4, 2026
20Indirect evidenceWashington, IL, United StatesHQ checked Sep 4, 20261,001-5,0001,626 contacts →

Indirect evidence

“Crowell & Moring is an international law firm with operations in the United States, Europe, MENA, and Asia.”

Source: RevenueBase Database · checked Sep 4, 2026
21Indirect evidenceDallas, TX, United StatesHQ checked Sep 4, 20261,001-5,0001,563 contacts →

Indirect evidence

“Haynes Boone is among the fastest-growing firms in the Am Law 100, providing full-service counsel across sectors, including corporate, energy, financial services, real estate…”

Source: RevenueBase Database · checked Sep 4, 2026
22Indirect evidenceChicago, CA, United StatesHQ checked Sep 4, 20261,001-5,0001,493 contacts →

Indirect evidence

“Katten is a full-service law firm with nearly 650 attorneys in locations across the United States and in London and Shanghai.”

Source: RevenueBase Database · checked Sep 4, 2026
23Indirect evidenceDetroit, MI, United StatesHQ checked Sep 4, 20261,001-5,0001,355 contacts →

Indirect evidence

“At Clark Hill, our value proposition is simple.”

Source: RevenueBase Database · checked Sep 4, 2026
24Partial evidenceMilwaukee, WI, United StatesHQ checked Sep 4, 20261,001-5,0001,333 contacts →

Partial evidence

“For over 125 years, Quarles & Brady LLP has provided quality legal services to a wide range of industries on a national stage.”

Source: RevenueBase Database · checked Sep 4, 2026
25Indirect evidencePhoenix, CA, United StatesHQ checked Sep 4, 2026501-1,0001,233 contacts →

Indirect evidence

“Founded in 1938, Snell & Wilmer is a full-service business law firm with more than 500 lawyers practicing in 17 locations throughout the United States and in Mexico.”

Source: RevenueBase Database · checked Sep 4, 2026

Showing 25 of 8,446 legal consulting firms based in the United States

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Legal consulting firms based in the United States at a glance

As of Sep 4, 2026
53.5%Verified-email coverage
53.2%Mobile-number coverage
26.1Average contacts per company
1-10Median size (employees)
7.0%Largest-city concentration · New York
Sep 4, 2026Page data refreshed

Companies by employee count

1-10
5,517
11-50
2,077
51-200
587
201-500
129
501-1,000
64
1,001-5,000
46
10001+
2

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 legal consulting 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 “legal consulting 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 legal consulting 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 legal consulting 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, 117,904 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 4, 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.

Legal consulting firms by metro

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 legal consulting 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 legal consulting firms are there based in the United States?

RevenueBase identified 8,446 legal consulting 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?

Cooley LLP, headquartered in Palo Alto, tops this list with the largest team on record.

Which city has the most legal consulting firms?

New York leads with 589 headquartered companies, followed by Chicago (247) and Los Angeles (227).

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 117,904 verified decision-maker contacts tracked across these 8,446 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 4, 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.