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Medina Osório
Advogados

Currently, the firm has a highly qualified team of partners to handle complex demands in various areas of law. Trust is one of the fundamental pillars of advocacy and is also the foundation of Medina Osório Advogados. Our team is versatile and dynamic, with extensive specialization and operations throughout the national territory. Our focus is on confidentiality, security, and excellence, providing our clients with exceptional quality service.

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Areas of Expertise

Our principal, partners, and consultants have national and international experience in the areas of practice of Medina Osório Advogados.

Features of Resolutive Advocacy

Resolutive advocacy is a modern approach in legal practice that focuses on finding efficient and effective solutions for clients’ problems, prioritizing conflict resolution in a quick and amicable manner.

Competition Law

Defense and action in economic regulation cases

Family and Succession Law

Consulting and litigation involving family matters

Agribusiness Law

Consulting and litigation in the agricultural sector

Business Law

Consulting and litigation related to business and commercial operations

Tax Law

Tax planning and defense in tax litigation

Social Security Law

Social Security Law is a branch of public law that regulates social security, encompassing the norms and principles that ensure social protection for workers and their dependents.

Sanctioning Administrative Law

Sanctioning Administrative Law can be judicially or administratively applied. It applies to punitive judicial processes or sanctioning administrative proceedings.

Environmental Law

Environmental law is a branch of law that constitutes a set of legal principles and regulations aimed at the legal protection of environmental quality.

Energy Law

Consulting and litigation in the energy sector

Banking Law

Consulting and litigation in banking and financial matters

Consumer Law

Consulting and litigation involving consumer rights

Regulatory Law

A set of rules and principles governing the actions of the state in regulating specific sectors of the economy, such as energy, telecommunications, transportation, among others.

Economic Law

Economic and Competition Law regulates interactions between the State, businesses, and consumers to prevent anticompetitive practices.

Administrative Law

Deals with principles and rules that govern the administrative function and encompasses entities, bodies, agents, and activities performed by Public Administration in the pursuit of public interest.

Corporate Law

A branch of private law that encompasses legal norms aimed at regulating organized economic activity, carried out by individuals or legal entities, habitually directed towards the production and/or circulation of goods and/or services for profit.

Corporate Compliance and Governance

Medina Osório Advogados operates in all stages of structuring, implementing, monitoring, and reviewing compliance and corporate sustainability systems.

Corporate Law and Capital Markets

Corporate Law is the branch of law related to the study of business companies, as well as issues concerning the partners and shareholders of these legal entities and various situations that may occur within them.

Bidding and Contracts

Legal support for clients’ proper participation in public bidding processes, including analysis of public notices, objections, administrative appeals, and legal measures.

Economic Criminal Law

Economic Criminal Law is a specialized branch of Criminal Law that encompasses crimes committed within the scope of economic and business activities.

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Fábio Medina Osório, exclusive: “The Importance of Substantive Due Process in Brazilian Administrative Sanctioning Law”

Read the article prepared exclusively for the Medina Osório Advogados portal

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We have a highly qualified team of partners.

Medina Osório Content

Check out Content Highlights, where we present the most relevant and up-to-date information for you.

News

Higher School of the AGU Opens Call for Papers on Sanctioning Administrative Law – Fábio Medina Osório as One of the Coordinators

Comunicação - Medina Osório Advogados

25/02/2025
Fábio Medina Osório in an Interview with The Legal 500: "The Change Brought by Artificial Intelligence is Inevitable"
10/01/2025
Tribuna da Internet discusses Fábio Medina Osório’s inauguration at the Academy of Letters of the State of Rio de Janeiro
02/01/2025

Events

II International Congress of Disciplinary Law in Bogotá to Feature Lecture by Medina Osório

Fábio Medina Osório

14/11/2024
Medina Osório at the II National Congress of Prosecutors General of the Public Ministry
27/10/2024

Articles

The abolition of slavery and the persistence of an inconclusive freedom

24/03/2025
The Consolidation of Sanctioning Administrative Law in Brazil: Exclusive Interview with Fábio Medina Osório
21/03/2025
Fábio Medina Osório renews his term as counselor of the Movimento de Defesa da Advocacia (MDA)
21/03/2025
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Highlights
Medina Osório Advogados

Check out relevant publications that confirm the qualification of our team of partners.

The Legal 500

The Legal 500 Rankings: Brazil > White-Collar Crime And Investigations Tier 5

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Top Lawyers 2023

Constitutional Principles of Sanctioning Administrative Law in the National Financial System

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Top Lawyers 2021-2022

The New Administrative Improbity Law - Fábio Medina Osório

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Top Lawyers 2021-2022

Medina Osório Advogados

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Videos
Our YouTube

Follow the latest videos published on our channel.

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Medina Osório: por que Diogo de Figueiredo Moreira Neto compreendeu tão bem a sanção administrativa?

Por que Diogo de Figueiredo Moreira Neto (1933-2017) compreendeu tão bem a sanção administrativa? Confira nas reflexões ...

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Medina Osório: Você sabia que a CGU fiscaliza se escritórios de advocacia possuem compliance?

Você sabia que a Controladoria-Geral da União fiscaliza se escritórios de advocacia possuem compliance? Saiba nas minhas ...

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Fábio Medina Osório: como funcionam as instituições privadas de arbitragem?

Como funcionam as instituições privadas de arbitragem? Confira as reflexões de Fábio Medina Osório, titular Medina Osório ...

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Medina Osório: qual a relação entre as decisões do Tribunal Europeu de Direitos Humanos e a LPGD?

Você sabia que a jurisprudência do Tribunal Europeu de Direitos Humanos pode ser invocada como paradigma no âmbito da Lei ...

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Fábio Medina Osório: Você conhece o papel da Autoridade Nacional de Proteção de Dados na LGPD?

Você conhece o papel da Autoridade Nacional de Proteção de Dados na LGPD? Conheça as considerações de Medina Osório a ...

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Medina Osório: Dimensão transdisciplinar da LGPD a partir do Direito Administrativo Sancionador

Você conhece a dimensão transdisciplinar da Lei Geral de Proteção de Dados a partir do Direito Administrativo Sancionador?

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Fábio Medina Osório: Qual é o escopo do Direito Administrativo Sancionador?

Qual é o escopo do Direito Administrativo Sancionador? Veja essas reflexões que Fábio Medina Osório, titular Medina Osório ...

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Fábio Medina Osório: a importância do princípio do non bis in idem

Você conhece a importância do princípio do non bis in idem? Confira nessas reflexões do titular Medina Osório Advogados, ...

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Fábio Medina Osório: qual é o conceito constitucional de improbidade?

Você conhece o conceito constitucional de improbidade? Confira as considerações do titular Medina Osório Advogados, Fábio ...

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Units
Medina Osório Lawyers

Brasília
  • SHIS QI 17, Conjunto 2, Casa 25, Bairro Lago Sul, Brasília - DF, CEP: 71645-020
  • CEP: 71645-020
  • +55 (61) 3797-6080
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Rio de Janeiro
  • R. da Assembléia, 10, Sala 1617, Centro, Rio de Janeiro - RJ, CEP: 20011-901
  • CEP: 20011-901
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Porto Alegre
  • Av. Diário de Notícias, 200, Sala 1102, Bairro Cristal, Porto Alegre - RS, CEP: 90810-080
  • CEP: 90810-080
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