Prime Social Group | 2,215 followers on LinkedIn. Founded in 2010, the Prime Social Group (PSG) is a promotional company for concerts, as well as nightlife and various other entertainment events. The Columbus, OH based organization has quickly developed a strong reputation within the music world, endorsing such acts as Tiesto, Wiz Khalifa, Kid Cudi, Deadmau5, Steve Aoki, Kevin Hart, Steve Angello and many more A-list performers. PSG is the brain child of two dynamic young entrepreneurs: Adam Lynn and Zach Ruben.