Previously Dr Martinez was the corporate affairs and institutional relations manager for the Telefe Group, as well as Chairman and Vice Chairman of the Argentine Association of Television and Radio Broadcasters (ATA). He was also a member of the Board of Directors at the International Broadcasting Association and Chairman of the Employers’ Commission of Independent Communication Media (CEMCI). Dr. Martinez is one of the Vice-chairmen of the Study Group 16 – “Multimedia coding, systems and applications” of the ITU Telecommunication Standardization Sector.