Company lists · Data refreshed September 2026

Top 25 Law firm process outsourcing companies based in the United States

RevenueBase identified 2,041 company matches for law firm process outsourcing companies associated with the United States as of September 2026 and tracks 94,803 professional contacts across them, including 46,421 with verified work emails. New York is the largest hub.

This list covers company matches for law firm process outsourcing 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 28, 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 28, 2026 How this list was built
2,041Companies
94,803Contacts tracked
46,421Verified emails
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The 25 largest law firm process outsourcing companies based in the United States

Ranked by team size
Top 25 of 2,041 company matches for law firm process outsourcing companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 28, 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 28, 2026 · View company records in RevenueBase
2Exact matchAustin, TX, United StatesHQ recorded Sep 28, 20261,001-5,0003,678 contacts →

Exact match

“Integreon is a trusted provider of legal, creative and business outsourced services to corporations and law firms worldwide.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchWashington, DC, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261,001-5,0002,846 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchSeattle, WA, United StatesHQ recorded Sep 28, 20261,001-5,0002,746 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact match20+ U.s. Offices, United StatesHQ recorded Sep 28, 20261,001-5,0002,539 contacts →

Exact match

“Husch Blackwell is a different kind of law firm–structured around our clients’ industries and built on a culture of selfless service.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0002,190 contacts →

Exact match

“Willkie Farr & Gallagher LLP provides leading-edge legal solutions on complex, business critical issues spanning markets and industries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 28, 20261,001-5,0002,167 contacts →

Exact match

“High stakes.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0001,871 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 28, 20261,001-5,0001,848 contacts →

Exact match

“Faegre Drinker is a firm designed for clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 28, 20261,001-5,0001,693 contacts →

Exact match

“Vinson & Elkins is a law firm of global distinction, working with leading companies on wide-ranging matters in key industries across the economy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 28, 20261,001-5,0001,682 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchDetroit, MI, United StatesHQ recorded Sep 28, 20261,001-5,0001,343 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchPhoenix, AZ, United StatesHQ recorded Sep 28, 2026501-1,0001,219 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchChicago, IL, United StatesHQ recorded Sep 28, 2026501-1,0001,188 contacts →

Exact match

“Hinshaw & Culbertson LLP is a U.S-based law firm with offices nationwide.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
18Exact matchNewark, NJ, United StatesHQ recorded Sep 28, 2026501-1,000985 contacts →

Exact match

“McCarter & English, LLP is a firm of more than 400 lawyers with offices in Newark, New York, Boston, Philadelphia, Washington, DC, Miami, Wilmington, Hartford, Stamford…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Sep 28, 2026501-1,000985 contacts →

Exact match

“We are a U.S.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSt. Louis, MO, United StatesHQ recorded Sep 28, 2026501-1,000938 contacts →

Exact match

“Thompson Coburn is a full-service, values-driven law firm with offices strategically located in Birmingham, Chicago, Dallas, Los Angeles, New York, Southern Illinois, St.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchCleveland, OH, United StatesHQ recorded Sep 28, 2026501-1,000929 contacts →

Exact match

“Thompson Hine LLP, a full-service business law firm with over 400 lawyers in 11 offices, was ranked number 1 in the category "Most innovative North American law firms: New working…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 20261,001-5,000921 contacts →

Exact match

“IST Management Services, Inc is an outsourcing company specializing in the life cycle management of your information: From incoming mail, to complex print jobs, to eDiscovery and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 28, 20261,001-5,000873 contacts →

Exact match

“Morae Global Corporation ("Morae") is trusted around the world for the delivery of digital and business solutions for a constantly changing legal industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchAtlanta, GA, United StatesHQ recorded Sep 28, 2026501-1,000802 contacts →

Exact match

“Aderant is dedicated to helping law firms run a better business.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 2,041 law firm process outsourcing companies based in the United States

See the full list, filter by size, metro and specialty, and access 46,421 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Law firm process outsourcing companies based in the United States at a glance

As of Sep 28, 2026
49.0%Verified-email coverage
46.4Average contacts per company
1-10Median size (employees)
7.7%Largest-city concentration · New York
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
1,180
11-50
498
51-200
218
201-500
65
501-1,000
43
1,001-5,000
31
5,001-10,000
1
10001+
3

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 2,041 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 “law firm process outsourcing 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 46,421 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 28, 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 “law firm process outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many law firm process outsourcing companies are there based in the United States?

RevenueBase identified 2,041 company matches for law firm process outsourcing 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 law firm process outsourcing companies?

New York leads with 158 company records, followed by Los Angeles (79) and Chicago (74).

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 46,421 professional contacts with verified work emails tracked across these 2,041 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 28, 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.