Billy Aronson's plays have been produced by Playwrights Horizons, the Ensemble Studio Theatre, the Woolly Mammoth Theatre, and the Wellfleet Harbor Actor's Theatre, published in BEST AMERICAN SHORT PLAYS 1992-1993, BEST AMERICAN SHORT PLAYS 1999-2000, BEST STAGE SCENES 2003, TEN MINUTE PLAYS FROM THE ACTORS THEATRE OF LOUISVILLE, and PLAYS FROM THE WOOLLY MAMMOTH THEATRE, and awarded a New York Foundation for the Arts grant.

 His writing for the musical theater includes the original concept and additional lyrics for the Broadway musical RENT, the libretto for a pair of operas commissioned by American Opera Projects, and the book for a new musical he is presently writing with singer/songwriter Patty Larkin.