Company lists · Data refreshed September 2026

Top 25 Securities law firms based in Los Angeles, United States

Name: Securities law firms 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 6, 2026 152 companies tracked

RevenueBase identified 152 securities law firms headquartered in Los Angeles, United States as of September 2026 and tracks 12,721 professional contacts across them, including 8,314 with verified work emails. New York is the largest hub.

This list covers securities 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, how directly it supports the match, and when it was last checked. Data refreshed September 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 HQ checked on every row Match evidence on every row Refreshed Sep 6, 2026 86% judged on-target in blind review

152Companies

12,721Contacts tracked

8,314Verified emails

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The 25 largest securities law firms based in Los Angeles, United States

Ranked by team size

Top 25 of 152 securities law firms based in Los Angeles, United States, ranked by team size, largest first. Data refreshed Sep 6, 2026. Evidence rates how directly each company's own description names securities law firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#	Company	Headquarters	Employees	Contacts
1	Gibson DunnPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	1,001-5,000	3,735
	“Gibson Dunn is a leading global law firm, advising clients on significant transactions and disputes.” Source: company website · checked Sep 6, 2026
2	Lewis BrisboisPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	1,001-5,000	3,079
	“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: company website · checked Sep 6, 2026
3	Munger, Tolles & Olson LLPIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	201-500	521
	“Munger, Tolles & Olson is a 200-lawyer firm based in Los Angeles with a national practice representing clients in a broad range of complex and high-profile matters.” Source: company website · checked Sep 6, 2026
4	Manning KassPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	201-500	282
	“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: company website · checked Sep 6, 2026
5	Cox, Castle & Nicholson LLPIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	201-500	270
	“Cox, Castle & Nicholson LLP was founded in Los Angeles in 1968, with the goal of providing superior and comprehensive legal services to businesses, institutions, and individuals…” Source: company website · checked Sep 6, 2026
6	Irell & Manella LLPPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	201-500	258
	“Irell & Manella LLP is a law firm focused on complex commercial and IP litigation.” Source: company website · checked Sep 6, 2026
7	Glaser WeilPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	172
	“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: company website · checked Sep 6, 2026
8	SheppardIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	1,001-5,000	165
	“Businesses turn to Sheppard to deliver sophisticated counsel to help clients move ahead.” Source: company website · checked Sep 6, 2026
9	Michelman RobinsonIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	158
	“At Michelman Robinson, strategy isn’t a step in the process-it’s the starting point.” Source: company website · checked Sep 6, 2026
10	Raines Feldman Littrell LLPPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	148
	“RAINES is a full-service business law firm, built for what’s next.” Source: company website · checked Sep 6, 2026
11	Russ, August & KabatIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	75
	“Russ August & Kabat was founded in 1990 by Larry Russ, Rick August and Jules Kabat.” Source: company website · checked Sep 6, 2026
12	Wolf, Rifkin, Shapiro, Schulman & Rabkin, LLPIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	72
	“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: company website · checked Sep 6, 2026
13	Hill, Farrer & Burrill LLPIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	67
	“Hill Farrer attorneys have successfully handled thousands of transactions and won thousands of cases.” Source: company website · checked Sep 6, 2026
14	Troygould PCPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	63
	“TroyGould is a results-oriented law firm.” Source: company website · checked Sep 6, 2026
15	Sklar Kirsh LLPPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	57
	“Sklar Kirsh LLP is a corporate, real estate, entertainment, and litigation law firm founded by attorneys from nationally and internationally recognized firms who provide top tier…” Source: company website · checked Sep 6, 2026
16	King, Holmes, Paterno & Soriano, LLPIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	56
	“The attorneys at King, Holmes, Paterno & Soriano, LLP provide innovative thinking, cutting edge deal making and powerful litigation and business strategies to our clients.” Source: company website · checked Sep 6, 2026
17	Prospera Law, LLPPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	49
	“We at Prospera Law are committed to enabling deals and solving problems.” Source: company website · checked Sep 6, 2026
18	Frandzel Robins Bloom & Csato LCIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	49
	“For almost 40 years, Frandzel Robins Bloom & Csato, L.C.” Source: company website · checked Sep 6, 2026
19	Liner LLPPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	47
	“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: company website · checked Sep 6, 2026
20	BG LAWPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	51-200	32
	“BG Law dealmakers and litigators leverage their business backgrounds into practical legal advice and counsel for clients.” Source: company website · checked Sep 6, 2026
21	Chapman GlucksmanPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	30
	“Founded in 1985, Chapman Glucksman is a multi-faceted law firm with offices in Los Angeles, Orange County, Sacramento and the Bay Area.” Source: company website · checked Sep 6, 2026
22	Koletsky Mancini Feldman LLPIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	29
	“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: company website · checked Sep 6, 2026
23	DTO LAWPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	28
	“Founded by former Big Law attorneys, DTO Law is an elite boutique with offices in Los Angeles, Silicon Valley, and New York, though our attorneys handle cases and matters across…” Source: company website · checked Sep 6, 2026
24	Brown Neri Smith & Khan LLPIndirect evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	28
	“Brown Neri Smith & Khan LLP (BNSK) is a boutique business litigation firm based in Los Angeles, California.” Source: company website · checked Sep 6, 2026
25	Ktbs LAW LLP F K A Klee, Tuchin, Bogdanoff & Stern LLPPartial evidence	Los Angeles, CA, United StatesHQ checked Sep 6, 2026	11-50	26
	“KTBS Law LLP (formerly known as Klee, Tuchin, Bogdanoff & Stern LLP) is a premier boutique law firm focusing on corporate and municipal restructuring, corporate finance, and…” Source: company website · checked Sep 6, 2026

Showing 25 of 152 securities law firms based in Los Angeles, United States

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Securities law firms based in Los Angeles, United States at a glance

As of Sep 6, 2026

11-50Median size (employees)

New YorkLargest hub · 461 HQs

Contacts with mobile numbers

Sep 6, 2026Data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Los Angeles, over 152 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 securities law firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “securities law firms”. Matching reads each company's description, not its industry code or its name.
What we exclude: Companies whose own description does not clearly place them among securities 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 an evidence 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, 8,314 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 6, 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.

Securities law firms by metro in the United States

Frequently asked

How many securities law firms are there based in Los Angeles, United States?

RevenueBase identified 152 securities 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?

Gibson Dunn, headquartered in Los Angeles, tops this list with the largest team on record.

Which city has the most securities law firms?

New York leads with 461 headquartered companies, followed by Chicago (186) and Los Angeles (152).

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 8,314 verified decision-maker contacts tracked across these 152 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 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.