Company lists · Data refreshed September 2026

Top 25 Big international law firms based in San Diego, United States

Name: Big international law firms based in San Diego, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 86 companies tracked

RevenueBase identified 86 company matches for big international law firms associated with San Diego, United States as of September 2026 and tracks 1,409 professional contacts across them, including 814 with verified work emails. Across the United States, New York is the largest hub for this category (603 companies); San Diego has 86.

This list covers company matches for big international law firms associated with San Diego, 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 21, 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 21, 2026 How this list was built

86Companies

1,409Contacts tracked

814Verified emails

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The 25 largest big international law firms based in San Diego, United States

Ranked by team size

Top 25 of 86 company matches for big international law firms based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Procopio, Cory, Hargreaves & Savitch LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	201-500	413 contacts →
	Exact match “Procopio is committed to helping clients reach their full potential while striving always to provide the highest level of client service.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Klinedinst PC	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	51-200	185 contacts →
	Exact match “Klinedinst has become the go-to law firm across the Western U.S, providing exceptional legal services in litigation, trial, and transactional law.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Wilson Turner Kosmo LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	51-200	112 contacts →
	Exact match “Wilson Turner Kosmo is the largest certified women-owned law firm in San Diego, and one of the largest in California.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Seltzer Caplan Mcmahon Vitek	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	51-200	100 contacts →
	Exact match “Since our founding in 1948, Seltzer Caplan McMahon Vitek has dedicated itself to serving as advocates for our clients and our community.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Solomon Ward Seidenwurm & Smith LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	51-200	64 contacts →
	Exact match “Solomon Ward’s legal team is dedicated to achieving excellence in the eyes of our clients, and we have consistently succeeded in this endeavor since 1977.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Mehlman Jacobs LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	48 contacts →
	Exact match “Mehlman Jacobs, a California Limited Liability Partnership, limited to the practice of immigration law, is a member of Ernst & Young Global Limited and is independently owned and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Duckor Metzger & Wynne, Aplc	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	43 contacts →
	Exact match “Founded in 1978, Duckor Metzger & Wynne, A Professional Law Corporation (DMW) is an AV-rated, full-service, San Diego-based law firm representing clients across a broad range of…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Sapochnick LAW Firm	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	37 contacts →
	Exact match “The Sapochnick Law Firm is a firm wholly dedicated to US and Global immigration law and the highest personal and ethical standard of client service.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Dunn Desantis Walt & Kendrick, LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	34 contacts →
	Exact match “Dunn DeSantis Walt & Kendrick, LLP is a Southern California civil law firm providing legal counsel to businesses and professionals, locally and nationally.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Rosing Pott & Strohbehn	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	30 contacts →
	Exact match “RPS strives to provide its clients with best-in-class legal solutions at competitive boutique firm rates.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Sullivan Hill	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	51-200	27 contacts →
	Exact match “As one of San Diego’s longest standing business and trial law firms, Sullivan Hill has grown and evolved over the years as our local economy and business landscape has changed.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	Witham Mahoney & Abbott, LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	19 contacts →
	Exact match “At Witham Mahoney & Abbott, we are helping clients build strong businesses, make sound investments, and ensure their professional and personal interests are protected along the…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Mlo, A Professional Corporation	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	18 contacts →
	Exact match “MLO specializes in patent law and intellectual property services for a wide variety of industries including but not limited to medical devices, software, semiconductors, solar…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Ipla, LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	15 contacts →
	Exact match “IPLA, LLP is a law practice company based out of EASTGATE MALL SUITE 200, SAN DIEGO, California, United States.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15	The Naumann LAW Firm, PC	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	9 contacts →
	Exact match “The Naumann Law Firm is a team of highly qualified professionals, including lawyers, legal assistants, paralegals and support staff.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16	Nicholas & Tomasevic, LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	9 contacts →
	Exact match “Nicholas & Tomasevic, LLP represents businesses and individuals in litigation across a spectrum of specialized practice areas, including employment and consumer class actions…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	The Coopersmith LAW Firm, LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	9 contacts →
	Exact match “The Coopersmith Law Firm, LLP represents individuals and businesses at all stages of litigation, and advises clients on methods to avoid and minimize the risk of litigation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Charmasson, Buchaca & Leach, LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	8 contacts →
	Exact match “Charmasson, Buchaca & Leach is an intellectual property and civil litigation law firm in San Diego with over 30 years of experience successfully representing individuals, small…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	Trestle LAW	Exact match	San Diego, United StatesHQ recorded Sep 21, 2026	1-10	7 contacts →
	Exact match “Trestle Law, APC is a premier, full-service law firm based in San Diego, California.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	The Casas LAW Firm, PC	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	7 contacts →
	Exact match “The Casas Law Firm, PC is committed to delivering innovative and successful solutions to your legal issues.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Noonanlance	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	6 contacts →
	Exact match “Strategic.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Chalifoux, Brast, Thompson & Potocki, APC	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	11-50	6 contacts →
	Exact match “Headquartered in San Diego, California, CBTP works with clients on both the plaintiff and defense sides of a variety of disputes throughout California.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Lewis Kohn & Walker LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	6 contacts →
	Exact match “An intellectual property law firm based in California.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24	Delmore Greene LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	5 contacts →
	Exact match “Delmore Greene is a full-service business law firm in San Diego.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Mcnamara Smith LLP	Exact match	San Diego, CA, United StatesHQ recorded Sep 21, 2026	1-10	5 contacts →
	Exact match “McNamara Smith LLP is a small firm of accomplished attorneys with a national practice in white collar criminal defense, securities enforcement, and civil litigation matters.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “big international law firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 86 big international law firms based in San Diego, United States

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Big international law firms based in San Diego, United States at a glance

As of Sep 21, 2026

57.8%Verified-email coverage

16.4Average contacts per company

1-10Median size (employees)

Sep 21, 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 San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 86 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 San Diego, United States whose business descriptions match “big international law firms” 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 814 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 21, 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.

Big international law firms by metro in the United States

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 “big international law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many big international law firms are there based in San Diego, United States?

RevenueBase identified 86 company matches for big international law firms associated with San Diego, 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?

Procopio, Cory, Hargreaves & Savitch LLP tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most big international law firms?

New York leads the United States with 603 company records, followed by Chicago (239) and Los Angeles (219). San Diego has 86.

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 814 professional contacts with verified work emails tracked across these 86 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 21, 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.