The Arden Theatre Company is a full-service professional regional theatre located in Philadelphia, Pennsylvania, offering the highest quality theatrical and educational productions and programs to artists, audiences and students of the greater Philadelphia region. The company includes two theatres, which are the 175-seat Arcadia Stage and the 360-seat F. Otto Haas mainstage theatre. In addition the company also has a building at 40 North 2nd Street that is used to house classrooms and administrative and production offices.
Founded in 1988 by Terrence J. Nolen, Amy Murphy and Aaron Posner, Arden Theatre Company began producing at the Walnut Street Theatre Studio. After the second season, the St. Stephen's Performing Arts Center was co-founded to provide a larger theatre (150 seats) and a unified location for classes, education programs, administrative offices and production shops.