Company lists · Data refreshed September 2026

Top 24 Litigation support services law firms based in Los Angeles, United States

RevenueBase identified 31 litigation support services law firms headquartered in Los Angeles, United States as of September 2026 and tracks 525 professional contacts across them, including 197 with verified work emails. Across the United States, New York is the largest hub for this category (42 companies); Los Angeles has 31.

This list covers litigation support services law firms headquartered in Los Angeles, 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
31Companies
525Contacts tracked
197Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 24 largest litigation support services law firms based in Los Angeles, United States

Ranked by team size
Top 24 of 31 litigation support services law firms based in Los Angeles, United States, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to litigation support services law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 2026501-1,000164 contacts →

Indirect evidence

“YOUR DEADLINES, OUR PRIORITY.”

Source: RevenueBase Database · checked Sep 14, 2026
2Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202651-20061 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202651-20051 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202651-20033 contacts →

Partial evidence

“iDiscover is a global leader in eDiscovery software and services, providing mission-critical eDiscovery support in complex intellectual property, antitrust, class action, and…”

Source: RevenueBase Database · checked Sep 14, 2026
5Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-5027 contacts →

Indirect evidence

“At PLUSnxt we work hand in hand with our clients to provide unique services and solutions to complex discovery challenges.”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202651-20024 contacts →

Indirect evidence

“ASAP Legal is a boutique attorney service, which is comprised of experts in eFiling, Court services, Service of Process, Investigations, Collections, Records Retrieval and…”

Source: RevenueBase Database · checked Sep 14, 2026
7Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 2026201-50023 contacts →

Strong evidence

“Legistics, Inc.(founded as The COPi Companies) is an experienced on-site and off-site provider of professional practice support services for law firms and legal departments in the…”

Source: RevenueBase Database · checked Sep 14, 2026
8Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202651-20023 contacts →

Partial evidence

“Janney & Janney Legal Support Service has provided quality legal support since 1973, and we are constantly evolving to meet the shifting demands of our clients.”

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-5015 contacts →

Indirect evidence

“Everchron is a company dedicated to revolutionizing the way that lawyers use technology.”

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-5013 contacts →

Partial evidence

“For corporations, law firms, or government entities seeking to enhance their discovery approaches, processes, and methods, Harbor is the ideal eDiscovery partner.”

Source: RevenueBase Database · checked Sep 14, 2026
11Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202651-20010 contacts →

Partial evidence

“At Express Deposition Services, we’re redefining the client experience by offering a complete range of services designed to support every aspect of your legal needs.”

Source: RevenueBase Database · checked Sep 14, 2026
12Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-508 contacts →

Indirect evidence

“Attorney Service & Messenger Service company located in Los Angeles!”

Source: RevenueBase Database · checked Sep 14, 2026
13Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 20261-105 contacts →

Partial evidence

“At Trial Odyssey, we simplify trial support - so your team can focus on strategy, not setup.”

Source: RevenueBase Database · checked Sep 14, 2026
14Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-505 contacts →

Partial evidence

“eDiscovery Software & Services | Forensics | Trial Support”

Source: RevenueBase Database · checked Sep 14, 2026
15Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 20261-105 contacts →

Strong evidence

“Legal Document Server (LDS) is an online litigation support provider.”

Source: RevenueBase Database · checked Sep 14, 2026
16Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-504 contacts →

Indirect evidence

“Advanced Microsystems is a Digital Imaging, eDiscovery and Deposition Officer service setting new standards for accuracy and quality within the document procurement and archiving…”

Source: RevenueBase Database · checked Sep 14, 2026
17Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 2026201-5002 contacts →

Indirect evidence

“Case Anywhere is now part of Proceed.”

Source: RevenueBase Database · checked Sep 14, 2026
18Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-502 contacts →

Indirect evidence

“Meridian Discovery is a top-tier provider of evidence lifecycle management, digital forensics, electronic data discovery (e-Discovery) and hosting services.”

Source: RevenueBase Database · checked Sep 14, 2026
19Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 20261-102 contacts →

Strong evidence

“Need litigation support staff for a filing, upcoming trial, or just to catch up?”

Source: RevenueBase Database · checked Sep 14, 2026
20Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-502 contacts →

Partial evidence

“CDS simplifies the litigation process by providing an all-inclusive data management service.”

Source: RevenueBase Database · checked Sep 14, 2026
21Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 20261-102 contacts →

Partial evidence

“Five Star Legal was founded in 1992, and today we serve clients in law firms and corporate and government organizations from Hawaii to New England.”

Source: RevenueBase Database · checked Sep 14, 2026
22Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202651-2001 contacts →

Strong evidence

“Sound Deposition Services has been delivering exceptional court reporting, litigation support and trial presentation services for multi-jurisdictional, complex litigation across…”

Source: RevenueBase Database · checked Sep 14, 2026
23Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 202611-501 contacts →

Indirect evidence

“MAVEN Discovery is your legal discovery data authority.”

Source: RevenueBase Database · checked Sep 14, 2026
24Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 14, 20261-101 contacts →

Partial evidence

“Freeman & Mills is one of the most respected and experienced litigation consulting firms in the U.S.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 24 of 31 litigation support services law firms based in Los Angeles, United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 197 reachable decision-makers.

Free signup · no credit card

View the full list →

Litigation support services law firms based in Los Angeles, United States at a glance

As of Sep 14, 2026
37.5%Verified-email coverage
16.9Average contacts per company
11-50Median size (employees)
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
5
11-50
15
51-200
8
201-500
2
501-1,000
1

Email recency for this list is measured across the whole United States list rather than for Los Angeles, so it is reported there. Company counts and contact totals on this page are exact for Los Angeles, over 31 companies.

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 litigation support services law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search 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 Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Los Angeles, United States whose own description of what they do matches “litigation support services law firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names litigation support services law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among litigation support services law firms, and records with no verified work email. Companies headquartered outside Los Angeles 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 its RevenueBase Smart Search 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, 197 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 14, 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.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names litigation support services law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many litigation support services law firms are there based in Los Angeles, United States?

RevenueBase identified 31 litigation support services law firms headquartered in Los Angeles, 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?

Nationwide Legal LLC, headquartered in Los Angeles, tops this list with the largest team on record.

Which city in the United States has the most litigation support services law firms?

New York leads the United States with 42 headquartered companies, followed by Houston (38) and Los Angeles (31).

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 197 verified decision-maker contacts tracked across these 31 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 14, 2026.

Ready to reach these companies? Verified emails and direct dials for all 31 litigation support services law firms based in Los Angeles, United States. Start with a free account, no credit card.

Download this list →

Related lists

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 Smart Search, 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.