Company lists · Data refreshed September 2026

Top 25 Document review companies based in the United States

RevenueBase identified 403 company matches for document review companies associated with the United States as of September 2026 and tracks 28,492 professional contacts across them, including 12,967 with verified work emails. New York is the largest hub.

This list covers company matches for 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 19, 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 19, 2026 How this list was built
403Companies
28,492Contacts tracked
12,967Verified emails
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The 25 largest document review companies based in the United States

Ranked by team size
Top 25 of 403 company matches for document review companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 19, 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 19, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
4Exact matchChicago, IL, United StatesHQ recorded Sep 19, 20261,001-5,0001,709 contacts →

Exact match

“Relativity is a leading legal data intelligence company that builds technology to help users organize data, discover the truth, and act on it.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchEden Prairie, MN, United StatesHQ recorded Sep 19, 20261,001-5,0001,198 contacts →

Exact match

“KLDiscovery provides technology-enabled services and software to help law firms, corporations, government agencies and consumers solve complex data challenges.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchSeattle, WA, United StatesHQ recorded Sep 19, 2026501-1,0001,043 contacts →

Exact match

“Lighthouse is a global leader in eDiscovery, digital forensics, AI-driven analytics, and legal intelligence solutions, empowering legal teams, corporate counsel, and global brands…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 19, 2026501-1,000900 contacts →

Exact match

“Litera has been at the forefront of legal technology for 25+ years.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchAustin, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
10Exact matchOakland, CA, United StatesHQ recorded Sep 19, 2026501-1,000538 contacts →

Exact match

“Everlaw keeps legal teams one step ahead of the growing demands of ediscovery by transforming how they discover the truth.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchAtlanta, GA, United StatesHQ recorded Sep 19, 20261,001-5,000537 contacts →

Exact match

“Founded in 1998, DTI is an industry leading legal process outsourcing (LPO) company serving law firms and corporations around the world.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 19, 2026501-1,000500 contacts →

Exact match

“Magna Legal Services provides end-to-end legal support services to law firms, corporations and governmental agencies throughout the nation.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Sep 19, 2026501-1,000492 contacts →

Exact match

“Reveal helps legal professionals solve complex discovery problems.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
15Exact matchAustin, PA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
16Exact matchSeattle, WA, United StatesHQ recorded Sep 19, 2026201-500251 contacts →

Exact match

“JND Legal Administration ("JND") is a premier legal management and administration company led by veterans of the industry – Jennifer Keough, Neil Zola and David Isaac – who bring…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchTampa, FL, United StatesHQ recorded Sep 19, 2026201-500246 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 19, 2026501-1,000237 contacts →

Exact match

“The MCS Group, Inc, a certified Women’s Business Enterprise, is a nationally-recognized provider of outsourcing services.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchDallas, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
20Exact matchNewport News, VA, United StatesHQ recorded Sep 19, 2026501-1,000221 contacts →

Exact match

“DTSV is a federal government contractor specializing in massive-scale document processing, review, imaging, and workflow management; Records Management of legal documents; FOIA…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchPlymouth, MI, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
22Exact matchPittsburgh, PA, United StatesHQ recorded Sep 19, 202651-200194 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchRaleigh, NC, United StatesHQ recorded Sep 19, 2026501-1,000192 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase

Showing 25 of 403 document review companies based in the United States

See the full list, filter by size, metro and specialty, and access 12,967 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Document review companies based in the United States at a glance

As of Sep 19, 2026
45.5%Verified-email coverage
70.7Average contacts per company
11-50Median size (employees)
7.4%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
154
11-50
128
51-200
63
201-500
33
501-1,000
13
1,001-5,000
9
5,001-10,000
1
10001+
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 403 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 “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 12,967 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 19, 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 “document review companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 403 company matches for 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 document review companies?

New York leads with 30 company records, followed by Los Angeles (19) and Chicago (17).

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 12,967 professional contacts with verified work emails tracked across these 403 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 19, 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.