Department profile
Mattos Filho

Dispute Resolution: Rio de Janeiro

Brazil Guide 2026 : Brazil

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Mattos Filho

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About

Provided by Mattos Filho

Our Rio de Janeiro office has seen substantial growth, becoming the largest corporate full-service law firm in the city. With 127 lawyers, 24 partners, and 21 trainees and interns, the office excels in the Corporate/Commercial practice, which includes Corporate and M&A, Infrastructure, Finance, Compliance, and Competition. Our strong presence extends to IPOs, follow-on equity offerings, and finance transactions. Mattos Filho’s Rio de Janeiro office is a key player in the legal landscape.

Chambers Review

Provided by Chambers

Dispute Resolution: Rio de Janeiro - Brazil

Band 2

What the Team is Known For

One of the most respected law firms in the country, Mattos Filho maintains a high-end dispute resolution offering through its robust Rio de Janeiro office. The team has an enviable client roster and is regularly entrusted with highly sensitive disputes requiring specialised expertise across a wide range of matters, including environmental law, oil and gas regulation, corporate disputes and arbitration. Clients from the energy, oil and gas, and mining sectors are frequently advised by the team.

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Work Highlights

Provided by Chambers

  • Mattos Filho represented Visa in an interlocutory proceeding brought by the state of Rio de Janeiro against Banco Master.

Strengths

Provided by Chambers

  • Mattos Filho has been excellent and proactive. Even as the workload increased, the team was able to absorb the volume and respond in a timely manner. Their work is particularly noteworthy in both highly complex litigation and crisis containment.

    Dispute Resolution: Rio de Janeiro respondentBrazil

  • Mattos Filho excels in highly complex matters. It operates with depth in multidisciplinary settings, has the capacity to handle cases with high financial and reputational impact, and is skilled to interact at the C-suite/board level.

    Dispute Resolution: Rio de Janeiro respondentBrazil

  • Mattos Filho’s team meticulously monitored each stage of the process, which was fundamental to the smooth progress of the case and to strategic decision-making.

    Dispute Resolution: Rio de Janeiro respondentBrazil

  • The full-service offering works extremely well. All the professionals I work with at Mattos Filho are highly knowledgeable, and I feel very comfortable passing any demand on to them. I was pleasantly surprised with their litigation work. The team’s level of technical expertise is impressive.

    Dispute Resolution: Rio de Janeiro respondentBrazil

Notable Practitioners

Provided by Chambers

  • André Chateaubriand
    André Chateaubriand

    André Chateaubriand

    Highly regarded partner André Chateaubriand boasts impressive experience leading complex litigation and arbitration mandates. He is particularly noted for representing significant clients in sectors such as mining, oil and gas, and energy in high-value disputes.

    • André Chateaubriand is exceptional in arbitration, with a strong grasp of procedures, courts and arbitrators, and always helps shape the best strategy.

      Dispute Resolution: Rio de Janeiro respondentBrazil

    • An excellent professional, André Chateaubriand is highly qualified and very technical.

      Dispute Resolution: Rio de Janeiro respondentBrazil

    • André Chateaubriand has an exceptional command of Brazilian arbitration, litigation and regulatory frameworks. What truly sets him apart is his ability to synthesise complex legal, factual and commercial issues into a clear, executable strategy.

      Dispute Resolution: Rio de Janeiro respondentBrazil
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  • Flávio Spaccaquerche
    Flávio Spaccaquerche

    Flávio Spaccaquerche

    Flávio Spaccaquerche is a highly respected lawyer with solid experience representing clients in sophisticated arbitrations.

    • Flávio Spaccaquerche is a highly qualified, efficient and technically skilled professional.

      Dispute Resolution: Rio de Janeiro respondentBrazil

    • An exceptional lawyer, Flávio Spaccaquerche understands complex issues and is highly involved in each matter.

      Dispute Resolution: Rio de Janeiro respondentBrazil

    • Flávio Spaccaquerche has in-depth technical knowledge and an excellent legal background.

      Dispute Resolution: Rio de Janeiro respondentBrazil

    • Flávio Spaccaquerche stands out for his combination of deep technical knowledge, experience in complex disputes and a refined strategic vision.

      Dispute Resolution: Rio de Janeiro respondentBrazil
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  • Ricardo Junqueira
    Ricardo Junqueira

    Ricardo Junqueira

    Partner Ricardo Junqueira is acknowledged by market sources for his work in complex litigation and cross-border mandates.

    • Ricardo Junqueira is someone you want by your side in highly contentious disputes.

      Dispute Resolution: Rio de Janeiro respondentBrazil
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Ranked Individuals at Mattos Filho (3)

Brazil

Members

Provided by Mattos Filho

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