Company lists · Data refreshed September 2026
Top 25 Legal AI software companies based in the United States
RevenueBase identified 327 legal AI software companies headquartered in the United States as of September 2026 and tracks 18,774 professional contacts across them, including 7,238 with verified work emails and 6,792 with mobile numbers. New York is the largest hub.
This list covers legal AI software companies 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, how directly it supports the match, 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 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.
The 25 largest legal AI software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 9,927 | ||||
“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: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,698 | ||||
“Relativity is a leading legal data intelligence company that builds technology to help users organize data, discover the truth, and act on it.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 892 | ||||
“Litera has been at the forefront of legal technology for 25+ years.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 723 | ||||
“EvenUp is the leading proactive AI platform for personal injury law, the first of its kind, built on the largest personal injury dataset.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 720 | ||||
“DISCO is a litigation technology company that helps top law firms and corporations take on their biggest cases.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 487 | ||||
“Reveal helps legal professionals solve complex discovery problems.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 236 | ||||
“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: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 205 | ||||
“LegalEase Solutions is a legal solutions provider with over 20 years of expertise in offering corporate legal departments innovative technology-enabled services.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 197 | ||||
“The legal system is one of society's most important safeguards.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | 191 | ||||
“Cimplifi is a leading legal services provider and AI orchestrator, delivering trusted, outcome-driven solutions across eDiscovery and contract analytics.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 178 | ||||
“Unleash your legal team’s full potential.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | 151 | ||||
“LegalOn is a global leader in AI for in-house legal teams.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | 140 | ||||
“Legal Outsourcing 2.0, as the name suggests, is the next generation of Legal Process Outsourcing.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | 97 | ||||
“Orbital is purpose-built AI for real estate legal work.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 86 | ||||
“Built for in-house legal teams.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | 73 | ||||
“Recommind was acquired by OpenText in July 2016.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | 62 | ||||
“GC AI is the legal AI platform built for in-house teams that solves the workflows in-house lawyers and legal professionals face every day.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | 61 | ||||
“Draftwise helps firms produce higher quality contracts in less time by empowering every attorney with instant access to the firm’s collective knowledge.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | 52 | ||||
“LegalSifter is a legal AI technology and services company that helps organizations review, manage, and optimize contracts faster, more accurately, and at lower cost.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | 44 | ||||
“LegalMation leverages the latest artificial intelligence systems including GPT-4 to help corporate legal departments and law firms drive efficiency with straightforward and easily…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | 37 | ||||
“Lexbe | The GenAI First eDiscovery Platform for Modern Law Firms Since 2006, Lexbe has empowered litigation teams with lightning fast, cloud based eDiscovery and digital forensics…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | 34 | ||||
“Meet Casetext, the leaders of innovation in legal AI since 2013 and the developers of CoCounsel, the world's first AI legal assistant.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 23 | 27 | ||||
“Paxton is transforming how legal professionals work through a refined, purpose-built artificial intelligence platform.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 24 | 27 | ||||
“Review and markup contracts in minutes.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 25 | 25 | ||||
“Gavel Exec is precedent-based AI contract review you can trust.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 327 legal AI software companies based in the United States
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Legal AI software companies based in the United States at a glance
As of Sep 4, 2026Companies by employee count
Verified emails by last verification
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 AI software companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 AI software companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among legal AI software companies, 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 an evidence 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, 7,238 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 AI software companies by metro
- Legal AI software companies in New York39
- Legal AI software companies in San Francisco39
Frequently asked
How many legal AI software companies are there based in the United States?
RevenueBase identified 327 legal AI software companies 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 Raleigh, tops this list with the largest team on record.
Which city has the most legal AI software companies?
New York leads with 39 headquartered companies, followed by San Francisco (39) and Los Angeles (13).
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 7,238 verified decision-maker contacts tracked across these 327 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 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.
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