DI(FH) Thomas Gruber studied Media Management and joined ProSiebenSat.1 PULS 4 in 2005. After roles in Distribution, Research and Broadcast Planning, he became Deputy Program Director in 2014 and Program Director as well as Executive Board Member in 2015. Since 2017, he has served as Managing Director and Head of Broadcasting at ATV, and ATV2 as well as PULS 4 . In 2020, he took over as Chairman of the TELETEST Working Group. Since April 2024, Thomas Gruber has jointly led ProSiebenSat.1 PULS 4 Austria as Co-CEO.