Born in
Zürich, Ammann studied singing at the Academy for School and Church Music in Lucerne from 1991 and privately in Zurich and Berne. At the Opera Studio Biel, she obtained her concert entrance qualification in opera in 1997. She sang her first roles as Lady Macbeth in Verdi's
Macbeth and Leonore in Beethoven's
Fidelio at the . Her teachers were among others
Kurt Widmer (Basel),
Edith Mathis (Lucern) and
Daniel Ferro (New York). Ammann excelled above all in the
Strauss and
Wagner genres. She sang the Empress in Strauss'
Die Frau ohne Schatten at the stages of Antwerp, Ghent, Graz, Karlsruhe, Saarbrücken and Helsinki, her Isolde in Wagner's
Tristan und Isolde at a dozen German and Nordic stages. At the
Operklosterneuburg, she was Leonore in
Fidelio. She has received various prizes and awards, including from the
Migros and the cantons of Graubünden and Solothurn, and was a Bayreuth scholarship holder. Ammann lives in
Dornach near Basel. == Repertoire ==