ProSiebenSat.1 Media SE

ProSiebenSat.1 Media SE (officially abbreviated as P7S1, formerly ProSiebenSat.1 Media AG) is a European mass media company, based in Germany. It operates free-to-air commercial TV channels, pay television channels, radio stations and related print businesses. It also operates advertising platform solutions through AdTech and SevenVentures, and is working on new digital platforms (e.g. maxdome, Joyn), among other projects. It was formed on October 2, 2000 by the merger of German TV broadcasters ProSieben Media AG (founded in 1989) and Sat.1 SatellitenFernsehen GmbH (founded in 1984 as PKS (Programmgesellschaft für Kabel- und Satellitenrundfunk)). The company is listed on the Frankfurt Stock Exchange.