Dance music is Madonna's base. It's what she likes, it's what she listens to. It's not anything other than that. She doesn't read what's on the charts. And if it's on time, great. This is who she is.

His other clients include Alex Rodriguez. He also wrote a book on Jewish influences in the music industry in Jews Who Rock. As part of Maverick Films Oseary executive produced Twilight The Twilight Saga: New Moon and Rob Zombie’s first two ventures into feature filmmaking (House of 1000 Corpses and The Devil's Rejects).

He is Madonna's manager.