Mark first gained recognition as a writer with his play, Roebling: The Story of the Brooklyn Bridge. Roebling played to sold-out crowds making its premiere as a non-equity production at Actor’s NET (PA) kicking off their 2009-10 season. It has since been performed in the town of Roebling, NJ in conjunction with the Roebling Museum and is currently in development for a New York City run.

Mark has also penned the gripping World War II stage drama Riding The Comet which had its premiere in September 2011, also at The NET. Riding The Comet was named a TOP FIVE production of 2011 by the Princeton Packet.

Also an accomplished screenwriter, Mark has written four feature screenplays having optioned two feature film scripts to producers in New York and Hollywood. Including the mob comedy Mobbed Up (aka Boardwalk Nights) which is in development with Starline Films.

Mark is also an active stage and on-screen actor having appeared in commercials, TV and film. Among his dozens of stage roles include playing Lt. Daniel Kaffee in A Few Good Men for which he was named 2011 Outstanding Lead Actor in a Play. His on-screen credits include commercials for the Philadelphia Inquirer and Philadelphia 76'ers as well as the independent film The Book of Caleb and the Peter Jackson directed film The Lovely Bones.

Mark is a member of SAG/AFTRA and The Dramatists Guild of America.