His designs for the stage have included works for the Public Theatre, the New York International Fringe Festival, The Boston Conservatory and The Green Mountain Guild, The Walnut Hill School, The Boston Lyric Stage and many others. Among his assorted design credits are The Tempest (Providence College), Follies (The Boston Conservatory), The Who's Tommy (The Walnut Hill School), Side Show (The Boston Conservatory) and A Little Night Music (The Boston Lyric Stage). Courses that David Costa-Cabral teaches at Providence College are Theatre Appreciation, Intro. To Theatre Design, Intro. To Theatre, Dance & Film, History of Fashion and Costume, and American Musical Theatre.