Levitan began his practice of entertainment and media law at Rosenfeld, Malcolmson in 1979.
In 1993, Levitan joined with Paul Bronfman, president of the Comweb Group, to found Protocol Entertainment.
Protocol's objective, from its beginning, was to devote itself to excellence in the development, financing and production of series, movies, miniseries and feature films for the North American and international markets.
Levitan is a lecturer at the Sheridan College where he teaches Creative Industries Management.
He is also a lecturer at the School of Creative Industries at Toronto Metropolitan University.