Ativo. NF-e. Server is a software product for Windows developed by Patrimônio Tecnologia Ltda.
It is reported that the following Windows processes are part of Ativo. NF-e. Server:
If you want to remove Ativo. NF-e. Server from your computer, just go to Start > Control Panel > Add/Remove programs and select Ativo. NF-e. Server from the list of programs.