Company lists · Data refreshed September 2026

Top 25 Law firm administrative services based in Irvine, United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 14, 2026 60 companies tracked

RevenueBase identified 60 law firm administrative services headquartered in Irvine, United States as of September 2026 and tracks 1,367 professional contacts across them, including 777 with verified work emails. New York is the largest hub.

This list covers law firm administrative services headquartered in Irvine, 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

60Companies

1,367Contacts tracked

777Verified emails

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

Ranked by team size

Top 25 of 60 law firm administrative services based in Irvine, 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	Rutan & Tucker, LLP	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	201-500	338 contacts →
	Indirect evidence “Rutan & Tucker’s highly strategic, forward thinking approach to individual cases and client needs has been the hallmark of the firm since A.W.” Source: RevenueBase Database · checked Sep 14, 2026
2	Kahana Feld	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	201-500	260 contacts →
	Partial evidence “Kahana Feld is a full-service law firm with offices throughout the United States.” Source: RevenueBase Database · checked Sep 14, 2026
3	Walsworth LLP	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	128 contacts →
	Indirect evidence “Walsworth was founded over 35 years ago based on a sincere commitment to leveraging our experience, resources, and perspectives to meet our clients’ individualized and evolving…” Source: RevenueBase Database · checked Sep 14, 2026
4	Palmieri, Tyler, Wiener, Wilhelm & Waldron, LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	70 contacts →
	Partial evidence “Palmieri Tyler is one of Orange County's most prominent and well respected full service law firms.” Source: RevenueBase Database · checked Sep 14, 2026
5	Jackson Tidus	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	59 contacts →
	Partial evidence “Jackson Tidus is a preeminent California full-service law firm widely known for providing innovative, top-quality and cost-effective legal solutions.” Source: RevenueBase Database · checked Sep 14, 2026
6	TLD LAW	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	56 contacts →
	Indirect evidence “From an individual’s estate needs to a business’s litigation concerns and protection, we offer a wide breadth and depth of practice area expertise supporting all of our clients…” Source: RevenueBase Database · checked Sep 14, 2026
7	Grant, Genovese & Baratta, LLP	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	54 contacts →
	Indirect evidence “At GGB, our business is protecting yours.” Source: RevenueBase Database · checked Sep 14, 2026
8	Houser LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	37 contacts →
	Partial evidence “Houser LLP, is a commercial and business litigation law firm serving Fortune 500 companies as well as small businesses.” Source: RevenueBase Database · checked Sep 14, 2026
9	Murtaugh Attorneys At LAW	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	33 contacts →
	Partial evidence “Murtaugh \| Attorneys at Law is a multi-faceted law firm which prides itself on being responsive to its clients, and on achieving cost-effective solutions to their varied needs.” Source: RevenueBase Database · checked Sep 14, 2026
10	Kring & Chung, LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	32 contacts →
	Partial evidence “Kring & Chung, LLP is a full-service firm focusing on corporate, business, construction, real estate, employment and insurance laws.” Source: RevenueBase Database · checked Sep 14, 2026
11	Umberg Zipser LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	28 contacts →
	Partial evidence “Umberg/Zipser LLP is a premier business litigation law firm.” Source: RevenueBase Database · checked Sep 14, 2026
12	GOE Forsythe & Hodges LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	22 contacts →
	Partial evidence “Goe Forsythe & Hodges LLP is a Southern California based business law firm that is committed to the highest level of service to its individual and business clients.” Source: RevenueBase Database · checked Sep 14, 2026
13	Resolution Processing	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	21 contacts →
	Partial evidence “Our company specializes in providing comprehensive support services tailored specifically for law firms, ensuring seamless operations as they cater to extensive client bases.” Source: RevenueBase Database · checked Sep 14, 2026
14	Palumbo Lawyers LLP	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	19 contacts →
	Indirect evidence “Palumbo attorneys' proven experience ranges from the courtroom to the boardroom.” Source: RevenueBase Database · checked Sep 14, 2026
15	Smith LC	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	16 contacts →
	Partial evidence “Smith LC is a full-service civil litigation, transactional, and appellate law firm focusing on business transactions, business litigation, investor fraud litigation, real estate…” Source: RevenueBase Database · checked Sep 14, 2026
16	Madison Law, APC	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	15 contacts →
	Partial evidence “Madison Law is a full service law firm, focusing on a number of legal disciplines critical in today's fast-paced environment.” Source: RevenueBase Database · checked Sep 14, 2026
17	Albrecht & Barney LAW Corporation	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	15 contacts →
	Partial evidence “When we first opened our doors in 1995, we decided that the best way to practice was by becoming experts in a single area of the law, estate planning.” Source: RevenueBase Database · checked Sep 14, 2026
18	FSG Lawyers	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	13 contacts →
	Partial evidence “FSG LAWYERS (“FSG”) is a full-service business law firm representing domestic and foreign clients in a wide variety of business transactions and litigation since 1996.” Source: RevenueBase Database · checked Sep 14, 2026
19	Serviam By Wright LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	12 contacts →
	Partial evidence “Serviam by Wright LLP is a law firm built exclusively for public agencies-combining deep municipal expertise with a genuine commitment to the communities those agencies serve.” Source: RevenueBase Database · checked Sep 14, 2026
20	Brown & Charbonneau, LLP	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	1-10	12 contacts →
	Indirect evidence “Business, Divorce, Injury & Trial Lawyers When you need an experienced, aggressive and respected trial attorney to handle your legal matters, contact Brown & Charbonneau, LLP.” Source: RevenueBase Database · checked Sep 14, 2026
21	Miller Miller Gerber, LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	10 contacts →
	Partial evidence “Miller Miller Gerber LLP is a full-service law firm with an office in Irvine.” Source: RevenueBase Database · checked Sep 14, 2026
22	Geraci LLP	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	51-200	9 contacts →
	Partial evidence “Geraci LLP is comprised of the nation’s largest law firm dedicated almost exclusively to the private/non-conventional lending space and is the leading legal resource for specialty…” Source: RevenueBase Database · checked Sep 14, 2026
23	Xpand Legal Consulting, LLC	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	11-50	7 contacts →
	Partial evidence “Xpand’s taking a fresh look at the processes and procedures that have dominated the legal administration space for decades and quickly finding there is plenty of opportunity to…” Source: RevenueBase Database · checked Sep 14, 2026
24	Charles, Kane, Burns & VAN Marter LLP	Indirect evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	1-10	6 contacts →
	Indirect evidence “Charles, Kane, Burns & Van Marter LLP blends the experience and expertise of a large firm with the hands-on approach and responsiveness of a smaller firm.” Source: RevenueBase Database · checked Sep 14, 2026
25	MNK LAW	Partial evidence	Irvine, CA, United StatesHQ checked Sep 14, 2026	1-10	6 contacts →
	Partial evidence “Welcome to MNK Law.” 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 60 law firm administrative services based in Irvine, United States

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

As of Sep 14, 2026

56.8%Verified-email coverage

22.8Average contacts per company

1-10Median size (employees)

490.0%Largest-city concentration · New York

Sep 14, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 60 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 Irvine, 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 Irvine 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, 777 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 Irvine, United States?

RevenueBase identified 60 law firm administrative services headquartered in Irvine, 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?

Rutan & Tucker, LLP, headquartered in Irvine, tops this list with the largest team on record.

Which city has the most law firm administrative services?

New York leads 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 777 verified decision-maker contacts tracked across these 60 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.