The third sector is involved in charity work, volunteering, and non-for-profit activities. Similarly, CGI.br is a non-profit organization in charge of the promotion and development of Internet services in Brazil.
Mario is a member of the Consortium of Free Software Developers and Users in Latin America and the Caribbean of UNESCO. He was born in Porto Alegre, Brazil.
- Vice President of Procergs management 
- Founder and member of the Free Software Project of Rio Grande do Sul, Brazil Free Software Project 
- Founder of the international NGO, Hypatia
- Founder of Livre.org Software Association.