Company lists · Data refreshed October 2026

Top 25 Class action law firms worldwide

Name: Class action law firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 5,492 companies tracked

RevenueBase identified 5,492 company matches for class action law firms worldwide as of October 2026 and tracks 80,370 professional contacts across them, including 43,393 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for class action law firms worldwide, 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 October 1, 2026. Country and city lists for class action law firms follow the table.

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 Oct 1, 2026 How this list was built

5,492Companies

80,370Contacts tracked

43,393Verified emails

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The 25 largest class action law firms worldwide

Ranked by team size

Top 25 of 5,492 company matches for class action law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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	Morgan & Morgan, P.A	Exact match	Orlando, FL, United StatesHQ recorded Oct 1, 2026	1,001-5,000	5,016 contacts →
	Exact match “John Morgan became a lawyer with a simple mission: To fight for the people, and not the powerful.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Maurice Blackburn Lawyers	Exact match	Melbourne, AustraliaHQ recorded Oct 1, 2026	1,001-5,000	1,099 contacts →
	Exact match “Maurice Blackburn Lawyers is Australia’s leading plaintiff and social justice law firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	Quintairos, Prieto, Wood & Boyer, P.A	Exact match	Miami, FL, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,068 contacts →
	Exact match “Over the past 25 years, QPWB is one of the fastest-growing law firms in the US.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Freeman Mathis & Gary, LLP	Exact match	Atlanta, GA, United StatesHQ recorded Oct 1, 2026	501-1,000	859 contacts →
	Exact match “Freeman Mathis & Gary, LLP is a nationally recognized Am Law 200 law firm with over 500 attorneys servicing clients in 37 offices and 21 states.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Bowman And Brooke	Exact match	Minneapolis, MN, United StatesHQ recorded Oct 1, 2026	501-1,000	537 contacts →
	Exact match “Bowman and Brooke LLP is a nationally recognized trial firm with one of the largest product liability practices in the country.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Boies Schiller Flexner LLP	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	501-1,000	537 contacts →
	Exact match “A firm of internationally recognized trial lawyers, crisis managers, and strategic advisors known for our creative, aggressive, and efficient pursuit of success for our clients.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Weitz & Luxenberg PC	Exact match	New York, NY, United StatesHQ recorded Oct 1, 2026	201-500	530 contacts →
	Exact match “Weitz & Luxenberg is New York City’s largest personal injury and mass-tort plaintiffs’ law firm.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Mascarenhas Barbosa Advogados	Exact match	Campo Grande, BrazilHQ recorded Oct 1, 2026	501-1,000	522 contacts →
	Exact match “O escritório Mascarenhas Barbosa & Advogados Associados, criado no ano de é uma evolução do escritório jurídico inaugurado pelo advogado Gualter Mascarenhas Barbosa em 1968, ao…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Munger, Tolles & Olson LLP	Exact match	Los Angeles, CA, United StatesHQ recorded Oct 1, 2026	201-500	521 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Robins Kaplan LLP	Exact match	Minneapolis, MN, United StatesHQ recorded Oct 1, 2026	501-1,000	519 contacts →
	Exact match “Robins Kaplan LLP is among the nation’s premier trial law firms, with more than 200 attorneys in Bismarck, N.D; Boston; Los Angeles; Minneapolis; New York; Silicon Valley; and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	MG M The LAW Firm	Exact match	Boston, MA, United StatesHQ recorded Oct 1, 2026	201-500	514 contacts →
	Exact match “MG+M is a national litigation firm with deep expertise in a wide range of practice areas.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Thompson, Coe, Cousins & Irons L.L.P	Exact match	Dallas, TX, United StatesHQ recorded Oct 1, 2026	201-500	513 contacts →
	Exact match “Thompson Coe has been providing legal services to clients both regionally and nationally for more than 70 years.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Kelley Kronenberg	Exact match	Fort Lauderdale, FL, United StatesHQ recorded Oct 1, 2026	501-1,000	484 contacts →
	Exact match “Founded in 1980, Kelley Kronenberg is an award-winning, multi-practice national law firm with over 520 employees, more than 240 attorneys, and 19 locations throughout Florida and…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Williams & Connolly LLP	Exact match	Washington, DC, United StatesHQ recorded Oct 1, 2026	501-1,000	425 contacts →
	Exact match “Williams & Connolly is recognized as one of the world’s premier litigation firms.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	Motley Rice	Exact match	Mt. Pleasant, SC, United StatesHQ recorded Oct 1, 2026	201-500	423 contacts →
	Exact match “Our History Makes Us Bold.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	Kanner & Pintaluga	Exact match	Boca Raton, FL, United StatesHQ recorded Oct 1, 2026	501-1,000	403 contacts →
	Exact match “Kanner & Pintaluga is a NLJ500 and Mid-Market 50 law firm that has recovered over one billion dollars for property damage and personal injury clients nationwide.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Susman Godfrey LLP	Exact match	Houston, TX, United StatesHQ recorded Oct 1, 2026	201-500	387 contacts →
	Exact match “Susman Godfrey is America’s premier litigation boutique.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Wilshire LAW Firm	Exact match	Los Angeles, CA, United StatesHQ recorded Oct 1, 2026	501-1,000	369 contacts →
	Exact match “Wilshire Law Firm is excited to be among Southern California’s largest plaintiff personal injury, employee rights, and class action law firms.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Cipriani & Werner PC	Exact match	Pittsburgh, PA, United StatesHQ recorded Oct 1, 2026	201-500	357 contacts →
	Exact match “Our Commitment The Mission of Cipriani & Werner, P.C.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Singleton Schreiber	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	201-500	343 contacts →
	Exact match “This page contains attorney advertising.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Robbins Geller Rudman & Dowd LLP	Exact match	San Diego, CA, United StatesHQ recorded Oct 1, 2026	201-500	338 contacts →
	Exact match “Robbins Geller Rudman & Dowd LLP is one of the world’s leading complex class action firms representing plaintiffs in securities fraud, antitrust, breach of fiduciary duty…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Galloway Johnson Tompkins Burr & Smith	Exact match	New Orleans, LA, United StatesHQ recorded Oct 1, 2026	201-500	328 contacts →
	Exact match “Galloway Johnson Tompkins Burr & Smith stands ready as a premier corporate defense and litigation firm in the Gulf South and Midwest to be your strategic advisor.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Keller Postman LLC	Exact match	Chicago, IL, United StatesHQ recorded Oct 1, 2026	201-500	311 contacts →
	Exact match “Keller Postman LLC is a national law firm that represents a broad array of clients as plaintiffs in complex litigation at the trial and appellate levels.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Beasley Allen LAW Firm	Exact match	Montgomery, AL, United StatesHQ recorded Oct 1, 2026	201-500	300 contacts →
	Exact match “In 1979, Jere Locke Beasley, former Alabama lieutenant governor, left politics to return to law practice, founding what is now Beasley, Allen, Crow, Methvin, Portis & Miles, P.C…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Alexander Shunnarah Trial Attorneys	Exact match	Birmingham, AL, United StatesHQ recorded Oct 1, 2026	51-200	289 contacts →
	Exact match “Alexander Shunnarah Trial Attorneys is a premier Birmingham personal injury law firm started by Alexander Shunnarah.” Recorded in the RevenueBase company graph · Oct 1, 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 “class action 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 5,492 class action law firms worldwide

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Class action law firms worldwide at a glance

As of Oct 1, 2026

54.0%Verified-email coverage

14.6Average contacts per company

1-10Median size (employees)

4.6%Largest-city concentration · New York

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

3,276

11-50

1,719

51-200

407

201-500

501-1,000

1,001-5,000

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for class action law firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “class action 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. 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 43,393 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 October 1, 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.

Class action law firms by location

44 lists · largest first

Every Class action law firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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

How many class action law firms are there worldwide?

RevenueBase identified 5,492 company matches for class action law firms worldwide as of October 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?

Morgan & Morgan, P.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most class action law firms?

The United States leads with 6,169 companies, followed by Brazil (249) and Canada (208). Every class action law firms list by country and city is linked on this page.

Which city has the most class action law firms?

New York leads with 253 company records, followed by Los Angeles (184) and Houston (166).

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 43,393 professional contacts with verified work emails tracked across these 5,492 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 October 1, 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.