Company lists · Data verified August 2026

Top 25 Antitrust law firms based in Brazil

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 2,061 companies tracked

There are 2,061 antitrust law firms headquartered in Brazil (RevenueBase, August 2026). RevenueBase tracks 19,062 professional contacts across them, including 5,919 with verified work emails and 209 with mobile numbers. Sao Paulo is the largest hub.

This list covers antitrust law firms headquartered in 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.

2,061Companies

19,062Contacts tracked

5,919Verified emails

209Mobile numbers

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The 25 largest antitrust law firms based in Brazil

Ranked by team size

Top 25 of 2,061 antitrust law firms based in 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	Tozzinifreire Advogados	Campinas	1,001-5,000	1,596	515
2	Lefosse	Sao Paulo	501-1,000	713	480
3	Marcelo Tostes Advogados	Campinas	201-500	511	204
4	Tortoro, Madureira & Ragazzi Advogados	Ribeirao Preto	201-500	477	165
5	Villemor Amaral Advogados	Rio De Janeiro	201-500	393	142
6	Souto Correa Advogados	Sao Paulo	201-500	349	183
7	Pipek Advogados	Salvador	201-500	298	126
8	Perez DE Rezende Advogados	Joao Pessoa	201-500	227	9
9	Ulhôa Canto Advogados	Sao Paulo	201-500	214	118
10	Wambier, Yamasaki, Bevervanço & Lobo Advogados	Recife	51-200	174	56
11	Abi-Ackel Advogados Associados	Sao Paulo	51-200	171	41
12	Lima Feigelson Advogados	Rio De Janeiro	51-200	167	75
13	TPC Advogados	Brasilia	51-200	153	85
14	Gustavo Padilha Advogados	Rio De Janeiro	201-500	151	52
15	Almeida Advogados	Brasilia	51-200	145	7
16	Mattos Engelberg Echenique Advogados	Sao Paulo	51-200	137	74
17	Mudrovitsch Advogados	Lago Sul Brasilia	51-200	123	71
18	Marins Bertoldi Advogados	Curitiba	51-200	106	62
19	MDR Advocacia	Natal	51-200	102	11
20	Sturzenegger E Cavalcante Advogados Associados	Brasilia	51-200	95	56
21	Teixeira Fortes Advogados Associados	Sao Paulo	51-200	93	41
22	Pinto & Soares Advogados Associados	Vila Velha	51-200	86	19
23	Oliveira E Olivi Advogados Associados	Bauru	51-200	83	37
24	L.O. Baptista Advogados	Sao Paulo	51-200	83	23
25	Dupont Spiller Fadanelli Advogados	Florianopolis	51-200	82	50

Showing 25 of 2,061 antitrust law firms based in Brazil

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Antitrust law firms based in Brazil at a glance

As of Aug 28, 2026

1-10Median size (employees)

Sao PauloLargest hub · 536 HQs

209Contacts with mobile numbers

37Emails re-verified in last 30 days

Companies by employee count

1-10

1,402

11-50

541

51-200

201-500

501-1,000

1,001-5,000

Antitrust law firms by metro

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 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; 37 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 Brazil?

There are 2,061 antitrust law firms headquartered in Brazil as of August 2026 (RevenueBase).

What is the largest company on this list?

Tozzinifreire Advogados, headquartered in Campinas, 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 5,919 verified decision-maker contacts tracked across these 2,061 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.