Company lists · Data refreshed September 2026

Top 25 Artificial intelligence law firms based in the United States

RevenueBase identified 985 artificial intelligence law firms headquartered in the United States as of September 2026 and tracks 23,759 professional contacts across them, including 8,221 with verified work emails. New York is the largest hub.

This list covers artificial intelligence 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 14, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
985Companies
23,759Contacts tracked
8,221Verified emails
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The 25 largest artificial intelligence law firms based in the United States

Ranked by team size
Top 25 of 985 artificial intelligence law firms based in the United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to artificial intelligence 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 evidenceNew York City, NY, United StatesHQ checked Sep 14, 202610001+9,835 contacts →

Indirect evidence

“LexisNexis is a leading innovator of private, secure, and authoritative Legal AI solutions that help legal and business professionals draft full documents with ease, make informed…”

Source: RevenueBase Database · checked Sep 14, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 20261,001-5,0001,794 contacts →

Indirect evidence

“As the leading alternative legal services provider globally, Axiom gives in-house legal teams on-demand access to top legal talent and lawyers, deployed when, where, and how…”

Source: RevenueBase Database · checked Sep 14, 2026
3Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026501-1,000826 contacts →

Indirect evidence

“Harvey is domain-specific AI for legal and professional services.”

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceAustin, TX, United StatesHQ checked Sep 14, 2026501-1,000712 contacts →

Partial evidence

“DISCO is a litigation technology company that helps top law firms and corporations take on their biggest cases.”

Source: RevenueBase Database · checked Sep 14, 2026
5Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026501-1,000707 contacts →

Partial evidence

“EvenUp is the leading proactive AI platform for personal injury law, the first of its kind, built on the largest personal injury dataset.”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026201-500561 contacts →

Indirect evidence

“Ontra is the leader in AI-powered solutions for the private markets.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 14, 2026501-1,000457 contacts →

Indirect evidence

“Onit is the global leader in AI-native legal operations solutions, transforming legal business processes with purpose-built technology.”

Source: RevenueBase Database · checked Sep 14, 2026
8Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 2026501-1,000287 contacts →

Indirect evidence

“The path from legal AI investment to real operational performance is harder than anyone advertises.”

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidenceTampa, FL, United StatesHQ checked Sep 14, 2026201-500246 contacts →

Indirect evidence

“For 23 years, Knovos has dedicated its engineering resources to automate, integrate, and innovate AI-powered solutions for legal information management.”

Source: RevenueBase Database · checked Sep 14, 2026
10Indirect evidenceFrisco, TX, United StatesHQ checked Sep 14, 2026201-500237 contacts →

Indirect evidence

“Most enterprises don't have an AI problem; they have an execution problem.”

Source: RevenueBase Database · checked Sep 14, 2026
11Partial evidenceDallas, TX, United StatesHQ checked Sep 14, 2026201-500236 contacts →

Partial evidence

“ABOUT US Purpose Legal is an AI-first legal services company delivering integrated technology, review expertise, and specialized legal staffing for law firms, corporations, and…”

Source: RevenueBase Database · checked Sep 14, 2026
12Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 202651-200201 contacts →

Indirect evidence

“The legal system is one of society's most important safeguards.”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidencePittsburgh, PA, United StatesHQ checked Sep 14, 202651-200194 contacts →

Indirect evidence

“Cimplifi is a leading legal services provider and AI orchestrator, delivering trusted, outcome-driven solutions across eDiscovery and contract analytics.”

Source: RevenueBase Database · checked Sep 14, 2026
14Indirect evidenceBoca Raton, FL, United StatesHQ checked Sep 14, 2026201-500182 contacts →

Indirect evidence

“Torticity is the future of legal case management.”

Source: RevenueBase Database · checked Sep 14, 2026
15Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 2026201-500175 contacts →

Indirect evidence

“Unleash your legal team’s full potential.”

Source: RevenueBase Database · checked Sep 14, 2026
16Indirect evidenceAustin, TX, United StatesHQ checked Sep 14, 2026501-1,000164 contacts →

Indirect evidence

“Businesses today face increasing pressure to scale efficiently, cut costs, and stay ahead of the competition, but manual processes, disconnected data, and uncertainty around AI…”

Source: RevenueBase Database · checked Sep 14, 2026
17Partial evidenceSeattle, WA, United StatesHQ checked Sep 14, 202651-200155 contacts →

Partial evidence

“Supio is the leading AI platform for plaintiff law, purpose-built to help firms fight more powerfully for the individuals and families who need them most.”

Source: RevenueBase Database · checked Sep 14, 2026
18Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 14, 2026501-1,000154 contacts →

Indirect evidence

“LegalOn is a global leader in AI for in-house legal teams.”

Source: RevenueBase Database · checked Sep 14, 2026
19Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 2026201-500151 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026
20Indirect evidenceSan Mateo, CA, United StatesHQ checked Sep 14, 202651-200150 contacts →

Indirect evidence

“Eve optimizes your casework from intake to resolution.”

Source: RevenueBase Database · checked Sep 14, 2026
21Indirect evidenceSan Mateo, CA, United StatesHQ checked Sep 14, 202651-200149 contacts →

Indirect evidence

“Who We Are: Dolcera is an AI-native IP services firm.”

Source: RevenueBase Database · checked Sep 14, 2026
22Partial evidenceCoral Gables, FL, United StatesHQ checked Sep 14, 202651-200145 contacts →

Partial evidence

“Assembly Software is redefining how plaintiff law firms run their practice: combining AI-powered case management, workflow automation, and 40+ years of expertise to help firms…”

Source: RevenueBase Database · checked Sep 14, 2026
23Indirect evidenceNew York, United StatesHQ checked Sep 14, 202651-200122 contacts →

Indirect evidence

“PERSUIT is redefining how legal teams select and manage outside counsel by mobilizing value-based pricing models from matter intake to invoice review and payment.”

Source: RevenueBase Database · checked Sep 14, 2026
24Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 14, 2026201-500115 contacts →

Indirect evidence

“HatchWorks AI helps organizations unlock the real value of AI, not just the hype.”

Source: RevenueBase Database · checked Sep 14, 2026
25Indirect evidenceNew York, NY, United StatesHQ checked Sep 14, 202651-200100 contacts →

Indirect evidence

“Real estate legal work is still slowed by manual processes and fragmented information.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 985 artificial intelligence law firms based in the United States

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Artificial intelligence law firms based in the United States at a glance

As of Sep 14, 2026
34.6%Verified-email coverage
24.1Average contacts per company
1-10Median size (employees)
9.5%Largest-city concentration · New York
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
677
11-50
223
51-200
61
201-500
12
501-1,000
9
1,001-5,000
1
10001+
2

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 985 companies.

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 artificial intelligence 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 “artificial intelligence 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 artificial intelligence 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 artificial intelligence 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, 8,221 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 14, 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 artificial intelligence 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 artificial intelligence law firms are there based in the United States?

RevenueBase identified 985 artificial intelligence 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?

Lexisnexis, headquartered in New York City, tops this list with the largest team on record.

Which city has the most artificial intelligence law firms?

New York leads with 94 headquartered companies, followed by San Francisco (79) and Los Angeles (41).

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 8,221 verified decision-maker contacts tracked across these 985 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 14, 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.