The American baritone (TDO debut) has performed more than 50 operatic roles, among them the formidable title roles of Ambroise Thomas’s Hamlet (Fort Worth Opera) and Rossini’s Guillaume Tell (Southern Illinois Music Festival), as well as Marcello/La bohème (Hawaii Opera Theater, Fort Worth Opera, Norwalk Symphony), Zurga/The Pearl Fishers (Opera Delaware, Baltimore Concert Opera), and Escamillo in both Carmen (Fargo-Moorehead Opera) and La tragédie de Carmen (Syracuse Opera). Among his many leading contemporary-opera roles are Charlie/Three Decembers (Fargo-Moorhead Opera), Jan Nyman/Breaking the Waves (West Edge Opera), Stanley/A Streetcar Named Desire (Kentucky Opera), Father Flynn/Douglas J. Cuomo’s Doubt (Union Avenue Opera), and Dax and Larry/Three Way (world premiere, Nashville Opera/American Opera Project). Mason made his Off-Broadway debut in 2020 as Wotan/Gunther/Hagen in On Site Opera’s production of Das Barbecü. Prominent among his other music-theater credits are Billy Bigelow/Carousel (Union Avenue Opera) and Curly/Oklahoma! (Maryland Live Arts, Utah Festival Opera and Musical Theater). Mason is featured in the world-premiere recordings of Robert Paterson’s Three Way (Naxos label) and Jorge Martín’s Before Night Falls (Albany Records label).