Mark Grenier


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Mark Grenier is an actor, director, and teacher in New York City. He has taught acting and improv at many schools and organizations, including The All Stars Project, Columbia University, Fairfield University, Magnet Theater, Marymount Manhattan College, The New York Film Academy, The Peoples Improv Theater, Polaris North Theater Company, and Stand Up Showcase, as well as at festivals around the country. Students have appeared in commercials, television shows such as Boardwalk Empire and The Colbert Report, in films, and on Broadway. In addition to studying improv extensively with instructors from Annoyance Theatre, iO, Second City, and the Upright Citizens Brigade Theatre, he has studied acting at The Atlantic Theater Company, The Barrow Group, and Michael Howard Studios, and has a degree in film from Brooklyn College.


“More than any other improv teacher I’ve ever had, Mark created an environment for improvisation that is pure joy and play. And while I have taken classes from other teachers, none of them ever created a magic circle that lived up to the standard set by him.” – Yotam GingolD