»Anna Werle's Brangäne was convincing with a warm, round and balmy mezzo, which was able to convey the warning cries most satisfactorily.« (Das Opernglas)

Quickly developing into dramatic repertoire like Wagner's Brangäne und Fricka her repertoire still ranges from Baroque through Rossini to Strauss and Wagner.

Highlights of the 2023/24 season include Waltraute in »Die Walküre« at the Opernhaus Zürich under the baton of Gianandrea Noseda and Angelina in »La Cenerentola« at the Sofia Opera.