Company lists · Data refreshed September 2026

Top 25 Legal document review companies based in the United States

RevenueBase identified 321 company matches for legal document review companies associated with the United States as of September 2026 and tracks 18,913 professional contacts across them, including 7,301 with verified work emails. New York is the largest hub.

This list covers company matches for legal document review companies associated with the 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 20, 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 20, 2026 How this list was built
321Companies
18,913Contacts tracked
7,301Verified emails
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The 25 largest legal document review companies based in the United States

Ranked by team size
Top 25 of 321 company matches for legal document review companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchNew York, NY, United StatesHQ recorded Sep 20, 20265,001-10,0006,335 contacts →

Exact match

“Epiq, a global technology-enabled services leader to the legal industry and corporations, takes on large-scale, increasingly complex tasks for corporate counsel, law firms, and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 20, 20261,001-5,0003,406 contacts →

Exact match

“Consilio stands as the global leader in eDiscovery, document review, flexible legal talent, and legal advisory & transformation consulting services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Sep 20, 20261,001-5,0002,098 contacts →

Exact match

“UnitedLex is the preeminent business partner for legal delivering solutions that achieve value and drive growth for corporate legal departments and law firms in the areas of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchNew York, NY, United StatesHQ recorded Sep 20, 20261,001-5,0001,043 contacts →

Exact match

“QuisLex is an award-winning alternative legal services provider (ALSP) helping corporate legal departments and law firms manage risk, control cost, and drive efficiency across…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchAustin, TX, United StatesHQ recorded Sep 20, 2026501-1,000712 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Sep 20, 2026201-500368 contacts →

Exact match

“HaystackID solves complex data challenges related to legal, compliance, regulatory, and cyber events.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchAustin, PA, United StatesHQ recorded Sep 20, 202651-200293 contacts →

Exact match

“Array is a leading end-to-end eDiscovery and litigation technology provider, supporting legal teams globally with 30+ years of proven expertise.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchDallas, TX, United StatesHQ recorded Sep 20, 2026201-500236 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchPlymouth, MI, United StatesHQ recorded Sep 20, 2026201-500209 contacts →

Exact match

“LegalEase Solutions, also referred to as LegalEase, is a US-based AI powered legal solutions provider helping legal, compliance, and business teams manage complex, high-volume…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchRaleigh, NC, United StatesHQ recorded Sep 20, 2026501-1,000192 contacts →

Exact match

“Dauntless Discovery provides law firm quality eDiscovery services at competitive pricing.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 20, 2026201-500190 contacts →

Exact match

“For over 30 years, Reliable has been the trusted and cost-effective services provider to leading law firms, corporations, and other businesses throughout the United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 20, 2026201-500189 contacts →

Exact match

“Founded in 1985, the Marker Group is the nation’s most trusted name in record collection, medical review, data analysis, and many other litigation support services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchGreensboro, NC, United StatesHQ recorded Sep 20, 202651-200155 contacts →

Exact match

“For over 36 years, Technology Concepts & Design, Inc.(TCDI) has been a trusted partner for law firms and corporate legal teams, providing a comprehensive suite of eDiscovery…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchNational, NY, United StatesHQ recorded Sep 20, 202651-200150 contacts →

Exact match

“Achieve more, every day, by shifting a variety of critical business functions – including litigation support, eDiscovery, digital forensics, paper discovery, managed review and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202651-200144 contacts →

Exact match

“Legal Outsourcing 2.0, as the name suggests, is the next generation of Legal Process Outsourcing.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Sep 20, 20261,001-5,000143 contacts →

Exact match

“ABOUT US Hire Counsel, a Purpose Legal company, provides specialized legal staffing and managed review services for law firms, corporations, and government agencies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchAustin, TX, United StatesHQ recorded Sep 20, 2026201-500141 contacts →

Exact match

“Capitol Services is a different kind of service company.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchNY, United StatesHQ recorded Sep 20, 202651-200136 contacts →

Exact match

“The most demanding law firms, corporations, and government agencies turn to CDS for a full range of electronic discovery and legal data management solutions including data…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 20, 2026501-1,000130 contacts →

Exact match

“Tower Legal Solutions, an Avalon Company, is an award-winning business that specializes in substantive legal staffing/secondees, managed review, contract management, foreign…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSan Antonio, TX, United StatesHQ recorded Sep 20, 202651-20081 contacts →

Exact match

“Polunsky Beitel Green is Texas' oldest law firm exclusively dedicated to providing residential mortgage originators with document preparation and review services as well as legal…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202651-20081 contacts →

Exact match

“BlueStar Case Solutions is a premier litigation-support and e-discovery partner trusted by law firms, corporate legal departments, and government agencies to manage high-stakes…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Sep 20, 202651-20078 contacts →

Exact match

“Gregg & Valby, LLP is a Houston, Texas-based law firm with more than 48 years of experience in providing mortgage loan document preparation, legal support, and nationwide…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchFalls Church, VA, United StatesHQ recorded Sep 20, 202651-20075 contacts →

Exact match

“At Sandline, we help legal teams navigate the complexities of eDiscovery with precision, agility, and unwavering accountability.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchWilmington, DE, United StatesHQ recorded Sep 20, 2026201-50069 contacts →

Exact match

“Welcome to Glocal LPO – Where U.S.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 20, 202651-20069 contacts →

Exact match

“H5 is a leading provider of technology-assisted review and e-discovery services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 321 legal document review companies based in the United States

See the full list, filter by size, metro and specialty, and access 7,301 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Legal document review companies based in the United States at a glance

As of Sep 20, 2026
38.6%Verified-email coverage
58.9Average contacts per company
11-50Median size (employees)
8.4%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
153
11-50
94
51-200
44
201-500
17
501-1,000
6
1,001-5,000
6
5,001-10,000
1

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 321 companies.

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 the United States whose business descriptions match “legal document review companies” 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 7,301 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 20, 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 “legal document review companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many legal document review companies are there based in the United States?

RevenueBase identified 321 company matches for legal document review companies associated with the 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?

EPIQ tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most legal document review companies?

New York leads with 27 company records, followed by Houston (14) and San Francisco (14).

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 7,301 professional contacts with verified work emails tracked across these 321 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 20, 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.