Ken Stovitz is leaving Paradigm where he was a senior agent for the past three years, to join management company MGMT. Entertainment, effective June 6. At MGMT, Stovitz will manage clients, many of whom he currently represents and will share with Paradigm. He will also produce film and television projects. “I have known and worked successfully with Ken for too long to mention,” said MGMT Founder and Managing Partner David Schiff. “He is a dynamic executive with a…