Company lists · Data refreshed November 2026

Top 25 Law office support services based in the United States

RevenueBase identified 983 company matches for law office support services associated with the United States as of November 2026 and tracks 17,112 professional contacts across them, including 6,079 with verified work emails. Houston is the largest hub.

This list covers company matches for law office support services 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 November 6, 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 Nov 6, 2026 How this list was built
983Companies
17,112Contacts tracked
6,079Verified emails
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The 25 largest law office support services based in the United States

Ranked by team size
Top 25 of 983 company matches for law office support services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 20265,001-10,0006,927 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 2026501-1,000885 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026501-1,000838 contacts →

Exact match

“For legal, insurance, and corporate leaders responsible for vital outcomes, Lexitas delivers highly responsive professional services paired with powerful technology to help move…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 2026501-1,000561 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMonterey Park, CA, United StatesHQ recorded Nov 6, 2026501-1,000384 contacts →

Exact match

“First Legal is the first comprehensive File Thru Trial™ solutions firm providing a single-source approach that enables us to simplify the litigation process for our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 2026501-1,000261 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026501-1,000194 contacts →

Exact match

“YOUR DEADLINES, OUR PRIORITY.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRoseville, CA, United StatesHQ recorded Nov 6, 202651-200137 contacts →

Exact match

“COLEMAN, CHAVEZ, & ASSOCIATES LLP is a legal services company based out of 1731 E.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRochester, NY, United StatesHQ recorded Nov 6, 2026201-500130 contacts →

Exact match

“GLC Business Services provides professional organizations with customer service focused on-site support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“One Legal is the platform legal professionals trust to file, serve, and manage litigation logistics with confidence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchWilmington, DE, United StatesHQ recorded Nov 6, 2026201-500102 contacts →

Exact match

“Welcome to Glocal LPO – Where U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchOklahoma City, OK, United StatesHQ recorded Nov 6, 2026201-500100 contacts →

Exact match

“EZ Messenger is a leader in the legal services industry, operating with a client-first philosophy at our core.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchChesterfield, MO, United StatesHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Lexicon is a legal services and technology provider with deep expertise in the legal industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPortland, MA, United StatesHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“NAEGELI Deposition & Trial supports paralegals, legal assistants, and litigation attorneys, who need dependable deposition and trial services nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20090 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“As a pioneer in next-gen legal services, Cartiga is mapping the way to a better future with innovative solutions that help law firms and their clients navigate challenges, seize…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMokena, IL, United StatesHQ recorded Nov 6, 2026201-50080 contacts →

Exact match

“Firefly is now part of Proceed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNew Orleans, LA, United StatesHQ recorded Nov 6, 202611-5076 contacts →

Exact match

“Simon, Peragine, Smith & Redfearn was founded in New Orleans in 1979 by a small group of talented attorneys committed to providing efficient quality legal services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLoveland, CO, United StatesHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Founded in 2001, iCopy Legal is a trusted legal support services company specializing in record retrieval, litigation copy and print services, and virtual assistant programs…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLas Vegas, NV, United StatesHQ recorded Nov 6, 202651-20065 contacts →

Exact match

“Legal Support Help was created to help attorneys delegate administrative, mundane, routine, and time consuming tasks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNew London, MN, United StatesHQ recorded Nov 6, 2026n/a64 contacts →

Exact match

“LAA provides high-quality experienced administrative assistance on an as-needed basis with emphasis and specialization in the legal field.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Express Network provides complete legal support services to the most respected law firms in California and throughout the nation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRonkonkoma, NY, United StatesHQ recorded Nov 6, 202651-20060 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Serving law firms, corporate counsel, and the entertainment industry since 1972.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBethesda, MD, United StatesHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“Patent professionals & litigation support experts We provide a suite of intellectual property solutions for law firms and corporations alike throughout the United States and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 983 law office support services based in the United States

See the full list, filter by size, metro and specialty, and access 6,079 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Law office support services based in the United States at a glance

As of Nov 6, 2026
35.5%Verified-email coverage
17.4Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
715
11-50
172
51-200
64
201-500
14
501-1,000
8
1,001-5,000
2
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 983 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 office support services” 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 6,079 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 November 6, 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 office support services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many law office support services are there based in the United States?

RevenueBase identified 983 company matches for law office support services associated with the United States as of November 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 office support services?

Houston leads with 28 company records, followed by New York (28) and Los Angeles (26).

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 6,079 professional contacts with verified work emails tracked across these 983 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 November 6, 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.