Mannheimer, Perez e Lyra Advogados

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Mannheimer, Perez e Lyra Advogados acts in the prevention and resolution of significant disputes, before State Courts and through arbitration, both international and domestic, with success in the most notable corporate disputes in the country.

With offices located in the two major cities – Rio de Janeiro and São Paulo – and correspondents across Brazil, Mannheimer, Perez e Lyra Advogados acts nationwide and maintains partnerships with the most esteemed foreign law firms.

The firm counts upon a team of qualified professionals with vast experience in highly complex litigation. Many of its members have masters and doctoral degrees in law from the most respected universities in Brazil and abroad, in addition to being law professors and authors of books and articles published in specialized journals.

Each case is conducted in a unique way with direct dedication of the firm’s partners, in order to deliver to the client a customized solution of the highest quality.


Mannheimer, Perez e Lyra Advogados occupies a prominent position in the litigation and arbitration practice areas due to the solid professional experience of its members in complex and strategic disputes involving the most diverse areas of the Law, with emphasis on Civil, Commercial, Corporate, Administrative, Constitutional, Tax, International, Insurance, Bankruptcy and Judicial Reorganization.

The firm has wide experience in assisting clients of different sectors of the economy in litigation, acting before State, Federal and Superior Courts. The team has vast experience with arbitration involving corporate matters and, in the infrastructure, oil and gas, construction, energy, insurance and public-private partnership sectors.

The results obtained by the firm in litigation and arbitration are the outcome of a strategy defined in a meticulous manner by professionals with profound legal knowledge and far-reaching experience in resolving conflicts.


Sergio Nelson Mannheimer Arbitration and Civil Litigation
Pedro Henrique Perez Corporate and Tax
Tomaz Tavares de Lyra Arbitration and Civil Litigation
Karina Stern de Siqueira Arbitration and Civil Litigation
Marcela Levy Arbitration and Civil Litigation
Fernanda Aviz Arbitration and Civil Litigation
Ricardo Ramalho Almeida Arbitration and Civil Litigation

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