A South Carolina native, Greg has directed across the country and abroad. He was the Founding Artistic Director of the Richmond Art Theatre and the Richmond Free Shakespeare Festival. Additionally, he served as Artistic Director for Planet Earth Theatre, Phoenix, AZ, Director of Artistic Operations for Florida Studio Theatre, and Director of Production for City Springs Theatre in Atlanta where he recently directed the hit musical Holiday Inn. For Long Bay Theatre at the Palace Theatre in Myrtle Beach, he directed Little Shop of Horrors, Blithe Spirit, The Great American Trailer Park Musical, Nunsense, Forever Plaid, A Christmas Carol, and Steel Magnolias. He was formerly Assistant Director for the Lost Colony Outdoor Drama, Artistic Director for the Joe Layton Broadway Series at The Lost Colony where he directed Joseph and the Amazing Technicolor Dreamcoat and South Pacific. He was the winner of the Joe Layton Award in 2007.

As an actor he has appeared in National tours: Hairspray (Edna Turnblad), West Side Story (Doc), Fiddler on the Roof (Lazar). International tours: Hairspray (Edna), The Fantastics (Bellamy). Off-Broadway: Spurn. Regional: West Side Story (Doc/Gladhand), Ogunquit Playhouse, Greater Tuna (Thurston), Annie (Warbucks). Richard III (Shakespeare Theatre, DC) with Stacey Keach, Othello (Shakespeare Theatre) with Avery Brookes and Andre Braugher, The Lost Colony with Lynn Redgrave. Created role of “Peter” in world premiere of Lanford Wilson's Los Alamos, directed by Marshall W. Mason. While at Arizona State University, Greg was mentored in directing by Lifetime Achievement Tony winner and Founder of the famed Circle Rep, Marshall W. Mason. In 2010, he was the LA Critic's Choice Award winner for Best Actor in a Touring Production: Edna, Hairspray. London was the 2007 winner of the Eugene O’Neill Award for Dramatic Writing.