The Arruda Alvim, Aragão, Lins & Sato Office is able to advise and defend the interests of its clients, including in large causes, through judicial and administrative measures, as well as arbitration, in various areas of Law. In the area of judicial litigation, it stands out its action towards the High Courts, whether in appeals, measures to standardize jurisprudence and originating actions, including concentrated control of constitutionality. Based in Curitiba (PR) and registered in the OAB / PR under No. 345, the office maintains an association with Torreão & Roller Advogados, in Brasília, Lamy and Faraco Lamy, in Florianópolis (SC), as well as in Porto Alegre ). It also maintains coalitions with offices in all regions of the country, which makes it possible to extend the personalized service of its headquarters throughout the national territory.