For many years Greg served on the Board of Directors of the Gasparilla International Film Festival and currently sits on the GIFF Advisory Board.  He was also an Executive Producer of Adam Carolla's first feature film, The Hammer,

Greg has performed with a number of comedy improv troupes in Tampa, Florida including Alpaca Suitcase, Stuff Happens Imrov Theatre, and Troupe X.  Greg has also performed at Just the Funny in Coral Gables, Florida; Unexpected Productions Theater in Seattle; and, during the Del Close Marathon, at the Upright Citizen Brigade Theater in New York City.