Music manager of Lady Gaga who signed with Artist Nation, a division of Live Nation Entertainment, in 2014 along with Gaga.
He first worked with Lady Gaga while she was with manager Troy Carter at Atom Factory where Campbell also worked.
He was named by Billboard magazine as one of the 40 Under 40 Top Young Power Players in Music.
He took residence in West Hollywood, CA. He became romantically involved with Joey James. He has a younger sister named Becca.
He was managing Lady Gaga when she and Tony Bennett put out a collaborative effort called Cheek to Cheek.