The bass Stewart Kempster studied at the Royal Academy of Music in London. Operatic work has included Antonio in Mozart's Le nozze di Figaro for Scottish Opera, Banco in Verdi's Macbeth and Zaccaria in Nabucco for Glasgow Grand Opera, Don Basilio in Rossini's Il barbiere di Siviglia for Opera on a Shoestring and Amersham Festival, Lodovico in Verdi's Otello for Civit Hills, Father Trulove in Stravinsky's The Rake's Progress, Simone in Puccini's Gianni Schicchi, The Father in Britten's The Prodigal Son, Leporello and Commendatore in Mozart's Don Giovanni and Sarastro in Die Zauberflote at the Perth Festival, Budd in Britten's Albert Herring for Opera Project, Monterone in Verdi's Rigoletto, Colline in Puccini's La boheme, Don Magnifico in Rossini's La Cenerentola and Raimondo in Donizetti's Lucia di Lammermoor for Diva Opera. He was Fionn in the world premiere of Sweeney's Gaelic opera An Turus with the Paragon Ensemble. He has performed with the Royal Scottish National Orchestra and the Scottish Chamber Orchestra. Other engagements have included Handel's choral works, Mendelssohn's Elijah, Haydn's Creation, Faure's Requiem, Verdi's Requiem and Bach's major choral works. He recorded Leighton's Hymn to Matter with the Royal Scottish National Orchestra and Durufle's Requiem with the National Youth Choir of Scotland. At Wexford in 2003 he performed in Die drei Pintos (Naxos 8.660142-43) and María del Carmen (Marco Polo 8.225292-93).