Considered one of the main players in Brazil, Siqueira Castro - Advogados has been a pioneer full-service business law firm throughout Brazil. With more than 60 years of history, the firm services all clients’ legal needs, while offering an extensive variety of services and result-oriented work in all areas of business law.

With offices in 19 of the main states of Brazil and with international branches located in Portugal and in Angola, today the firm is the largest law firm in Latin America both in the number of lawyers and offices. The firm’s headquarter is located in São Paulo and the list of offices includes Rio de Janeiro, Brasília, Fortaleza, Belo Horizonte, Salvador, Porto Alegre, Recife, Natal, João Pessoa, Aracaju, Vitória, Maceió, Teresina, São Luis, Belém, Manaus, Goiânia and Porto Velho.


  • 65 partners
  • 2,400 active clients
  • 581 legal interns
  • 1,600 computer terminals
  • 620 administrative employees
  • 78 servers
  • 603 associate lawyers
  • 26.600 m² office space
  • 21 offices
  • 64 thousand books and periodicals
  • 232 thousand lawsuits and administrative proceedings in progress