Company lists · Data verified August 2026

Top 25 Antitrust law firms based in Rio De Janeiro, Brazil

Name: Antitrust law firms based in Rio De Janeiro, Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 144 companies tracked

There are 144 antitrust law firms headquartered in Rio De Janeiro, Brazil (RevenueBase, August 2026). RevenueBase tracks 1,729 professional contacts across them, including 560 with verified work emails and 26 with mobile numbers. Sao Paulo is the largest hub.

This list covers antitrust law firms headquartered in Rio De Janeiro, Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

144Companies

1,729Contacts tracked

560Verified emails

26Mobile numbers

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The 25 largest antitrust law firms based in Rio De Janeiro, Brazil

Ranked by team size

Top 25 of 144 antitrust law firms based in Rio De Janeiro, Brazil, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Villemor Amaral Advogados	Rio De Janeiro	201-500	393	142
2	Lima Feigelson Advogados	Rio De Janeiro	51-200	167	75
3	Gustavo Padilha Advogados	Rio De Janeiro	201-500	151	52
4	FUX Advogados	Rio De Janeiro	11-50	65	34
5	VCMF	Rio De Janeiro	51-200	50	31
6	Novotny Advogados	Rio De Janeiro	51-200	49	29
7	Bruno Calfat Advogados	Rio De Janeiro	11-50	34	11
8	Renault Advogados - Rplaw	Rio De Janeiro	11-50	32	13
9	Trindade Sociedade DE Advogados	Rio De Janeiro	11-50	26	14
10	Gabriel Quintanilha Advogados	Rio De Janeiro	11-50	26	13
11	Schmitt Advogados	Rio De Janeiro	11-50	24	14
12	Eizirik Advogados	Rio De Janeiro	11-50	18	10
13	Hollanda, Barbosa, Amorelli & Alexandre Advogados	Rio De Janeiro	11-50	16	9
14	Labanca Advocacia	Rio De Janeiro	1-10	13	5
15	Almeida, Leal & Molina Advogados	Rio De Janeiro	11-50	12	7
16	SBS Advogados	Rio De Janeiro	1-10	11	8
17	Tenório DA Veiga	Rio De Janeiro	11-50	10	7
18	Caldas Barbalho & Treu Advogados	Rio De Janeiro	1-10	10	6
19	BWA Consultoria Jurídica	Rio De Janeiro	11-50	10	1
20	Campinho Advogados	Rio De Janeiro	11-50	7	4
21	Paulo Klein Advogados	Rio De Janeiro	1-10	7	3
22	RGZ	Rio De Janeiro	1-10	7	2
23	MMA Legal	Rio De Janeiro	11-50	6	5
24	Giusto E Klein Advocacia	Rio De Janeiro	1-10	5	2
25	Almeida Rodrigues Advogados	Rio De Janeiro	1-10	5	2

Showing 25 of 144 antitrust law firms based in Rio De Janeiro, Brazil

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Antitrust law firms based in Rio De Janeiro, Brazil at a glance

As of Aug 28, 2026

1-10Median size (employees)

Sao PauloLargest hub · 536 HQs

26Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Antitrust law firms by metro in Brazil

Metro	Companies
Antitrust law firms in Sao Paulo	536
Antitrust law firms in Rio De Janeiro	144
Antitrust law firms in Curitiba	125
Antitrust law firms in Belo Horizonte	115
Antitrust law firms in Porto Alegre	93
Antitrust law firms in Brasilia	68
Antitrust law firms in Campinas	45
Antitrust law firms in Salvador	41

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “antitrust law firms”, with match quality audited by blind human judging, and headquartered in Rio De Janeiro, Brazil.
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: Contact records re-verify on a rolling cadence; 3 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many antitrust law firms are there based in Rio De Janeiro, Brazil?

There are 144 antitrust law firms headquartered in Rio De Janeiro, Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

Villemor Amaral Advogados, headquartered in Rio De Janeiro, tops this list with the largest team on record.

Which city has the most antitrust law firms?

Sao Paulo leads with 536 headquartered companies, followed by Rio De Janeiro (144) and Curitiba (125).

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 560 verified decision-maker contacts tracked across these 144 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.