Company lists · Data refreshed September 2026

Top 25 Regulatory compliance law firms based in Rio De Janeiro, Brazil

RevenueBase identified 104 regulatory compliance law firms headquartered in Rio De Janeiro, Brazil as of September 2026 and tracks 613 professional contacts across them, including 154 with verified work emails. Sao Paulo is the largest hub.

This list covers regulatory compliance 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. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 5, 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 5, 2026 86% judged on-target in blind review
104Companies
613Contacts tracked
154Verified emails
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The 25 largest regulatory compliance law firms based in Rio De Janeiro, Brazil

Ranked by team size
Top 25 of 104 regulatory compliance law firms based in Rio De Janeiro, Brazil, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names regulatory compliance 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.
#CompanyHeadquartersEmployeesContacts
1
FUX AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202611-5064

“Fux Advogados nasceu da combinação das experiências profissionais acumuladas por Rodrigo Fux e Leonel Pittzer em litígios de alta complexidade, cada qual em sua especialidade.”

Source: company website · checked Sep 5, 2026
2
VCMFIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202651-20051

“Fundado em 2008, o escritório Vieira de Castro, Mansur & Faver Advogados (VCMF) atua nas principais áreas do Direito Empresarial Atualmente amparados por equipes…”

Source: company website · checked Sep 5, 2026
3
Damasceno Rajão AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202651-20043

“Somos um escritório de advocacia contenciosa corporativa especializado em gestão jurídica, prevenção, redução de passivo e recuperação de créditos.”

Source: company website · checked Sep 5, 2026
4
Martins Bastos AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202651-20019

“Um escritório Corporate Legal Counsel Moderno e de relacionamento próximo ao seu cliente.”

Source: company website · checked Sep 5, 2026
5
Eizirik AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202611-5018

“Com escritórios nas cidades do Rio de Janeiro e São Paulo, Eizirik Advogados atende clientes do Brasil e do exterior, sendo especializado na elaboração de pareceres jurídicos em…”

Source: company website · checked Sep 5, 2026
6Rio De Janeiro, BrazilHQ checked Sep 5, 202611-5017

“Paulo Freitas Ribeiro Advogados Associados is specialized in White-Collar Crime, with extensive experience in financial, corporate, environmental, and tax crimes.”

Source: company website · checked Sep 5, 2026
7
Euds AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202611-5016

“Com origem na EUDS CONSULTORIA, fundada em 1995, o Escritório EUDS FURTADO ADVOGADOS ASSOCIADOS passou a atuar como sociedade de advogados em 2002 e tem seus atos registrados na…”

Source: company website · checked Sep 5, 2026
8
RRZ ConsultoriaIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202611-5011

“A RRZ Consultoria, fundada em outubro de 2012 como uma empresa especializada no mercado de serviços financeiros, reunindo profissionais com larga experiência na área, oferecendo…”

Source: company website · checked Sep 5, 2026
9
Britto Brandão Minc ADVIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-1010

“Flávio Carvalho Britto, Rodrigo Brandão e José Luis Minc, advogados de larga experiência, com habilidades profissionais complementares, associam-se com o objetivo de oferecer ao…”

Source: company website · checked Sep 5, 2026
10
Gullo E Xavier AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-108

“Somos a Gullo e Xavier Advogados, um escritório de advocacia especializado em Direito Trabalhista, Consumerista e Tributário, focado em empresas de diversos setores, incluindo…”

Source: company website · checked Sep 5, 2026
11
Sponza AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-107

“Somos um renomado escritório sediado no Rio de Janeiro, dedicado à expertise em assuntos regulatórios em colaboração com a Anvisa.”

Source: company website · checked Sep 5, 2026
12
Gaudio AdvocaciaIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202611-507

“Gaudio Advocacia busca adotar posturas que conjuguem segurança, vanguarda e eficácia.”

Source: company website · checked Sep 5, 2026
13Rio De Janeiro, BrazilHQ checked Sep 5, 20261-106

“Carlos Eduardo Machado Advogados exerce exclusivamente a advocacia criminal há mais de 30 anos com dedicação e excelência, possuindo destacada atuação nos maiores casos e…”

Source: company website · checked Sep 5, 2026
14
RGZIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-106

“Consultoria especializada em concorrência e regulação, destacando-se pela sua abordagem multidisciplinar e pela capacidade de aplicar métodos quantitativos e qualitativos em…”

Source: company website · checked Sep 5, 2026
15
Eximia Capital PartnersIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 202611-505

“A Eximia é referência no mercado de consultoria empresarial, com foco em governança e planejamento estratégico.”

Source: company website · checked Sep 5, 2026
16
Giusto E Klein AdvocaciaIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-105

“Giusto e Klein advocacia, fundado pelos advogados Bruno Giusto e Isabela Klein, é um escritório especializado em direito penal empresarial, com destacada expertise na área…”

Source: company website · checked Sep 5, 2026
17
H.M.G.N AdvogadosPartial evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-105

“Com uma atuação focada em três áreas de destaque – Wealth, Corporate e Compliance, o escritório é formado por um time multidisciplinar e experiente.”

Source: company website · checked Sep 5, 2026
18
Hoyos & Cortez AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-105

“Fundado pelos sócios Breno Hoyos Guimarães e Bernardo Cortez, o escritório Hoyos & Cortez Advogados surge com a missão clara de oferecer serviços jurídicos especializados e de…”

Source: company website · checked Sep 5, 2026
19Rio De Janeiro, BrazilHQ checked Sep 5, 20261-104

“Pareto, Guimarães, Vieira & Machado Advogados e Consultores é um escritório de advocacia, voltado para pessoas físicas e jurídicas de pequeno, médio ou grande porte.”

Source: company website · checked Sep 5, 2026
20Rio De Janeiro, BrazilHQ checked Sep 5, 20261-104

Law Firm with strong experience in economical criminal law, business law, compliance and crisis management.”

Source: company website · checked Sep 5, 2026
21Rio De Janeiro, BrazilHQ checked Sep 5, 202611-503

“Nenhuma empresa contrata advogados porque quer, mas sim porque precisa, principalmente, com uma legislação e um judiciário trabalhista tão complicados no Brasil.”

Source: company website · checked Sep 5, 2026
22
Schwartz Nicolay AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-103

“Fundado há quase uma década pelos sócios Gustavo Schwartz e Thiago Nicolay, que acumularam experiência em grandes bancas advocatícias e trabalhos de sucesso, Schwartz Nicolay…”

Source: company website · checked Sep 5, 2026
23Rio De Janeiro, BrazilHQ checked Sep 5, 20261-102

“A MCGC é uma empresa de consultoria em Compliance e governança corporativa, formada por profissionais com ampla experiência em Compliance, auditoria interna e independente, risco…”

Source: company website · checked Sep 5, 2026
24
Eichler's AdvogadosIndirect evidence
Rio De Janeiro, BrazilHQ checked Sep 5, 20261-102

“Quem Somos O conhecimento jurídico somado ao de mercado torna a Eichler Advogados um escritório competitivo e sensível às necessidades mais relevantes dos seus clientes.”

Source: company website · checked Sep 5, 2026
25Rio De Janeiro, BrazilHQ checked Sep 5, 20261-101

“Sediado no Rio de Janeiro e com a proposta de atuação especializada nas áreas de Direito Civil, Previdenciário, Administrativo e Regulatório, o Escritório tem por objetivo prestar…”

Source: company website · checked Sep 5, 2026

Showing 25 of 104 regulatory compliance law firms based in Rio De Janeiro, Brazil

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

As of Sep 5, 2026
1-10Median size (employees)
Sao PauloLargest hub · 459 HQs
Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
78
11-50
22
51-200
4

Email recency for this list is measured across the whole Brazil list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Rio De Janeiro, over 104 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 regulatory compliance 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 Rio De Janeiro, Brazil whose own description of what they do matches “regulatory compliance 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 regulatory compliance law firms, and records with no verified work email. Companies headquartered outside Rio De Janeiro 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, 154 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 5, 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.

Frequently asked

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

RevenueBase identified 104 regulatory compliance law firms headquartered in Rio De Janeiro, Brazil 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?

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

Which city has the most regulatory compliance law firms?

Sao Paulo leads with 459 headquartered companies, followed by Rio De Janeiro (104) and Curitiba (100).

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 154 verified decision-maker contacts tracked across these 104 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 5, 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.