Mario has been a FIFA Licensed Players Agent since 2006, and now a registered intermediary. He has represented a number of young players, many of them belonging to national teams.
He has also participated in various sports forums organised by prestigious institutions such as the Johan Cruyff University in Mexico, Universidad Austral in Argentina and the Royal Spanish Football Federation in Spain, among others.
The players he has represented have played for teams in Spain, the USA, Mexico and other Central American countries.
Additionally, Mario is an expert lawyer on issues of corporate law for sports and football clubs. He has participated in the transfer and acquisition of clubs and managed their brands and logos.