Actors Theatre of Indiana is the resident professional theatre company in The Studio Theater at The Center for the Performing Arts - Carmel, IN. ACTORS THEATRE OF INDIANA (ATI) is the resident professional theatre company in The Studio Theater a Actors Theatre of Indiana (ATI) is Hamilton County's only professional equity theatre company and the City of Carmel's Resident Professional Theatre Company. As both a professional company and a non-profit organization, the mission of Actors Theatre of Indiana is to celebrate the power of theatre and contribute to enhancing the quality of life in Central Indiana by offering high quality professional theatre performances and programs that engage, inspire, educate, and entertain.