ProSiebenSat.1 Media, also known as ProSiebenSat.1 Media SE, is a publicly owned company headquartered in Germany, founded in 2000 and employing approximately 5,110 individuals. It is controlled by MediaForEurope, reported $4.2 billion in revenue as of 2025, and functions as a tier 1 media tech buyer. With subsidiaries including ATV Privat TV, Joyn, Puls 4, SMARTSTREAM.TV, Seven.One Entertainment Group, Virtual Minds, and glomex, the company operates as a commercial mass media and digital conglomerate specializing in broadcast television and radio. It employs a dual-segmented business architecture, featuring an Entertainment division that encompasses German-language free-to-air television networks such as ProSieben, Sat.1, and Kabel Eins, alongside cross-platform media marketing via Seven.One Media, and a direct-to-consumer digital video hub centered on its streaming app Joyn. Separated from its media core, the corporation also manages a Commerce & Dating segment, providing e-commerce, digital comparison, and social networking assets, including flaconi and the ParshipMeet Group, to diversify its traditional media advertisement revenue streams across the DACH market.