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The law firm Arruda Alvim, Aragão, Lins & Sato renders legal consulting and litigation services, defending the interests of its clients by means of administrative and judicial measures, as well as arbitration, in various areas of law.

With respect to litigation, the firm distinguishes itself before the Superior Courts, whether by means of appeals, case law standardisation measures and original actions, including the concentrated control of constitutionality.


With head office in Curitiba (PR) and registered before OAB/PR under No. 345, the firm has partnerships with Torreão & Roller Advogados in Brasília, Andrade, Juliani & Costa Advogados in São Paulo, Lamy e Faraco Lamy in Florianópolis, and Teixeira Freire Advogados, in Porto Alegre. The firm also maintains professional cooperation with other law firms in every region of the country, which enables us to extend the personal service offered by the head office, throughout Brazil.

Management Practice

The results achieved by the law firm Arruda Alvim, Aragão, Lins & Sato arise from management practices that aim to maintain a level of technical and legal excellence. In order to attain these objectives, the following practices are noted:

  • Personal involvement of the partners in strategy development;

  • Constant technical development of the legal staff;

  • Periodic monitoring of all cases by means of a case management system;

  • Having a team exclusively dedicated to
    the analytical interpretation of information;


  • Having a team exclusively dedicated to
    the maintenance of our clients' case 
    management system.



At its head office, inaugurated in 2011 in the city of Curitiba (PR), the firm has all the personnel and structure necessary to provide services to its clients, as well as

to offer training and updating courses to its staff.

Associated Offices

Although these offices are independent, they are strategically aligned with ours, making it possible to extend the personalized service of our main headquarters to our clients.

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