Siqueira Castro Advogados

Rua Tabapuã, 81 – 4º andar - Itaim Bibi
04533-010 São Paulo
Display phone number +55 11 3704 9840


Siqueira Castro – Advogados is a pioneer full-service business law firm in Brazil. With offices in 20 major Brazilian cities, the firm currently has 73 partners and 780 associate lawyers. This geographic reach is unrivalled and enables convenient access to all regions of the country. The litigation/arbitration department is one of the main areas of the firm. The department is comprised by 9 partners and 43 associates, fully devoted to the practice. The firm is regarded as a top tier litigator in Brazil and represents both national and international clients in highly complex and extremely valuable litigation and arbitration procedures.

Over its 69 years of history, the firm has consistently met the great range of its clients’ legal needs with a full spectrum of services and excellent results in all areas of business law. The work and results achieved by Siqueira Castro – Advogados in the most diverse fields of legal practice do not go unnoticed by the legal market analysts or by the publications specialized in the area. Countless awards and distinctions have been bestowed on the firm and its professionals, credentials that reinforce the leadership of Siqueira Castro - Advogados in the Brazilian legal market.

Siqueira Castro – Advogados has a vibrant international practice, with intense relationship with international law firms and foreign clients that perceive Brazil as an advanced emerging economy and a thriving 21st century market. In addition to its prominent position in the ADVOC network of independent law firms, the firm has consolidated strategic alliances with the French law firm Fidal, The Portuguese Law Firm Abreu Advogados and the Chinese Law Firm DeHeng Law Offices, including the exchange of lawyers between the firms to better serve joint clients. Siqueira Castro – Advogados continues to seek similar opportunities of association in other parts of Europe and in Asia. The firm also maintains a regular exchange of work and expertise with renowned firms in Latin America and North America.


  • Agrobusiness, Aviation Law

  • Banking and Finance

  • Biotechnology

  • Capital Markets

  • Competion Law

  • Compliance

  • Contracts

  • Corporate

  • Corporate Criminal Defense / White Collar Crime

  • Corporate / M&A

  • Corporate Restructuring

  • Energy

  • Environmental

  • Government Relations

  • Infrastructure

  • Insurance and Reinsurance

  • Intellectual Property

  • International Trade and Customs

  • Labor and Employment

  • Litigation and Arbitration

  • Maritime Law

  • Merger and Acquisition

  • Oil and Gas

  • Public and Regulatory

  • Public Law

  • Real Estate

  • Social Security, Sports and Entertainment

  • Tax