But there are also attorneys for American firms there who are licensed in the US. They won’t be able to help with a Brazil issue.
https://cerqueiraleite.com.br/equipe/ Ricardo Leite was a mission President and his firm does plenty of work for the church.
This partner at Demarest has done a lot of big time corporate work and is billingual, as is every single attorney at her massive firm.
https://www.demarest.com.br/en/team/ana-paula-pinheiro-schedel/
Without knowing more, pretty hard to direct you. I know plenty of other attorneys in SP, but if it’s not their area of law, they won’t be able to help with any legal issue. You’re talking about one of the largest cities in the world, most are very specialized.