Based in San Francisco, Ari Stein is a people person whose love of relationship-building brought him to digital advertising more than 10 years ago. It wasn’t until 2015, however, that he stepped into a programmatic advertising role for music streaming service Pandora. In 2019, SiriusXM acquired Pandora, eventually merging it with Stitcher, forming partnerships with the likes of SoundCloud, and emerging as SXM Media.