Company lists · Data refreshed September 2026

Top 25 Law firm administrative services based in Los Angeles, United States

Name: Law firm administrative services based in Los Angeles, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 14, 2026 182 companies tracked

RevenueBase identified 182 law firm administrative services headquartered in Los Angeles, United States as of September 2026 and tracks 10,163 professional contacts across them, including 3,784 with verified work emails. Across the United States, New York is the largest hub for this category (294 companies); Los Angeles has 182.

This list covers law firm administrative services 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

182Companies

10,163Contacts tracked

3,784Verified emails

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The 25 largest law firm administrative services based in Los Angeles, United States

Ranked by team size

Top 25 of 182 law firm administrative services 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 law firm administrative services: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Despacho DE Abogados	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	1,001-5,000	3,245 contacts →
	Indirect evidence “The Gold Group is a top producing team within Keller Williams Beverly Hills family.” Source: RevenueBase Database · checked Sep 14, 2026
2	Lewis Brisbois	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	1,001-5,000	3,079 contacts →
	Partial evidence “Established in 1979, Lewis Brisbois Bisgaard & Smith LLP is a national, full-service law firm with more than 1,600 attorneys and 54 offices in 30 states and the District of…” Source: RevenueBase Database · checked Sep 14, 2026
3	Burke, Williams & Sorensen, LLP	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	201-500	296 contacts →
	Indirect evidence “For nearly 100 years, Burke, Williams & Sorensen, LLP has served public agencies and private business entities across California.” Source: RevenueBase Database · checked Sep 14, 2026
4	Manning Kass	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	201-500	282 contacts →
	Partial evidence “Founded in 1994 with just 16 attorneys and two practice areas, Manning Kass is today a top-tier full-service national law firm with more than 170 Attorneys, 8 offices, and 35…” Source: RevenueBase Database · checked Sep 14, 2026
5	Jeffer Mangels Butler & Mitchell LLP	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	201-500	258 contacts →
	Partial evidence “Jeffer Mangels Butler & Mitchell LLP (JMBM) is a full service law firm of approximately 120 lawyers.” Source: RevenueBase Database · checked Sep 14, 2026
6	Musick, Peeler & Garrett	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	201-500	204 contacts →
	Partial evidence “Musick Peeler, a premier law firm with over 80 attorneys across five offices in major commercial centers of California, exemplifies excellence in legal service.” Source: RevenueBase Database · checked Sep 14, 2026
7	Liebert Cassidy Whitmore	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	188 contacts →
	Indirect evidence “Liebert Cassidy Whitmore serves as trusted advisors to public agencies, educational institutions, and nonprofits across California.” Source: RevenueBase Database · checked Sep 14, 2026
8	Glaser Weil	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	172 contacts →
	Partial evidence “Glaser Weil is a premier law firm headquartered in Los Angeles with outstanding experience and market-leading successes in litigation, corporate, intellectual property and real…” Source: RevenueBase Database · checked Sep 14, 2026
9	Sheppard	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	1,001-5,000	165 contacts →
	Indirect evidence “Businesses turn to Sheppard to deliver sophisticated counsel to help clients move ahead.” Source: RevenueBase Database · checked Sep 14, 2026
10	Nationwide Legal LLC	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	501-1,000	164 contacts →
	Indirect evidence “YOUR DEADLINES, OUR PRIORITY.” Source: RevenueBase Database · checked Sep 14, 2026
11	Haight Brown & Bonesteel	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	157 contacts →
	Indirect evidence “From civil litigation to business transactions, Haight Brown & Bonesteel LLP provides practical and effective resolution advice to the most perplexing disputes, ranging from early…” Source: RevenueBase Database · checked Sep 14, 2026
12	Raines Feldman Littrell LLP	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	148 contacts →
	Partial evidence “RAINES is a full-service business law firm, built for what’s next.” Source: RevenueBase Database · checked Sep 14, 2026
13	Murchison & Cumming, LLP	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	201-500	137 contacts →
	Indirect evidence “Murchison & Cumming, LLP is a California and Nevada civil litigation firm.” Source: RevenueBase Database · checked Sep 14, 2026
14	LA Follette, Johnson, Dehaas, Fesler & Ames	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	105 contacts →
	Indirect evidence “STABILITY For more than 50 years, LaFollette Johnson has been the preeminent civil litigation firm in California.” Source: RevenueBase Database · checked Sep 14, 2026
15	Richards Watson Gershon	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	104 contacts →
	Indirect evidence “Richards, Watson & Gershon delivers practical advice and solutions tailored to the unique needs of public entities.” Source: RevenueBase Database · checked Sep 14, 2026
16	Elkins Kalt Weintraub Reuben Gartside LLP	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	80 contacts →
	Partial evidence “Elkins Kalt Weintraub Reuben Gartside LLP is a full-service law firm founded by leading partners from nationally recognized firms in order to provide top-tier legal service and…” Source: RevenueBase Database · checked Sep 14, 2026
17	Wolf, Rifkin, Shapiro, Schulman & Rabkin, LLP	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	72 contacts →
	Indirect evidence “WOLF, RIFKIN, SHAPIRO, SCHULMAN & RABKIN, LLP was founded in 1977 and is comprised of over 45 lawyers, with offices in Los Angeles and Las Vegas.” Source: RevenueBase Database · checked Sep 14, 2026
18	Hill, Farrer & Burrill LLP	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	67 contacts →
	Indirect evidence “Hill Farrer attorneys have successfully handled thousands of transactions and won thousands of cases.” Source: RevenueBase Database · checked Sep 14, 2026
19	Express Network, A Legal Support Network CO	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	61 contacts →
	Partial 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
20	Barger & Wolen LLP	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	n/a	55 contacts →
	Partial evidence “As of October 1, 2014, Hinshaw & Culbertson LLP, a Chicago-headquartered national law firm, and Barger & Wolen LLP, a California-based law firm, have merged.” Source: RevenueBase Database · checked Sep 14, 2026
21	Liner LLP	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	47 contacts →
	Partial evidence “Liner LLP was founded in 1996 by principals who believed that the practice of law should be focused on clients and their needs which was then, and is today, a break with…” Source: RevenueBase Database · checked Sep 14, 2026
22	Olivarez Madruga LAW Organization LLP	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	51-200	41 contacts →
	Partial evidence “Olivarez Madruga Law Organization LLP is a certified minority-owned law firm whose attorneys are leaders in their fields and bring a wealth of experience, talent, and skill to the…” Source: RevenueBase Database · checked Sep 14, 2026
23	Ivie Mcneill Wyatt Purcell & Diggs	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	11-50	41 contacts →
	Partial evidence “Ivie McNeill Wyatt Purcell & Diggs is a professional law corporation is an accomplished law firm with a diverse range of practice areas.” Source: RevenueBase Database · checked Sep 14, 2026
24	Chapman Glucksman	Partial evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	11-50	30 contacts →
	Partial evidence “Founded in 1985, Chapman Glucksman is a multi-faceted law firm with offices in Los Angeles, Orange County, Sacramento and the Bay Area.” Source: RevenueBase Database · checked Sep 14, 2026
25	Koletsky Mancini Feldman LLP	Indirect evidence	Los Angeles, CA, United StatesHQ checked Sep 14, 2026	11-50	29 contacts →
	Indirect evidence “Koletsky, Mancini, Feldman & Morrow was founded in 1987 with one goal in mind, to provide its clients with the highest quality legal services in the most cost effective manner…” Source: RevenueBase Database · checked Sep 14, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: law firm administrative services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names law firm administrative services.
Partial evidence: Its own public description names part of law firm administrative services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name law firm administrative services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 182 law firm administrative services based in Los Angeles, United States

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Law firm administrative services based in Los Angeles, United States at a glance

As of Sep 14, 2026

37.2%Verified-email coverage

55.8Average contacts per company

1-10Median size (employees)

Sep 14, 2026Page data refreshed

Companies by employee count

1-10

100

11-50

51-200

201-500

501-1,000

1,001-5,000

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 182 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 law firm administrative services, 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 “law firm administrative services”. 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 law firm administrative services), 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 law firm administrative services, 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, 3,784 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.

Law firm administrative services by metro in the United States

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 law firm administrative services, 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 law firm administrative services are there based in Los Angeles, United States?

RevenueBase identified 182 law firm administrative services 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?

Despacho DE Abogados, headquartered in Los Angeles, tops this list with the largest team on record.

Which city in the United States has the most law firm administrative services?

New York leads the United States with 294 headquartered companies, followed by Chicago (203) and Los Angeles (182).

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 3,784 verified decision-maker contacts tracked across these 182 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.

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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 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.