 As a guest artist Owen has sung leading roles with opera companies throughout the world; including the Aalto Theatre, the Austin Lyric Opera, the Berlin State Opera, the Deutsche Oper am Rhein, the Deutsche Oper Berlin and Staatsoper Berlin the Hawaii Opera Theatre, the Lyric Opera of Kansas City, the Opéra Royal de Wallonie, the Palm Beach Opera, the Semperoper, the Staatsoper Hannover, the Staatstheater Darmstadt, the Teatro Comunale di Bologna, the Teatro Lirico Giuseppe Verdi, Theater Aachen, Theater Bonn, and the Virginia Opera among others.Some of the roles she has performed on stage are Brünnhilde in "The Ring Cycle", The Dyer's Wife in "Die Frau ohne Schatten", both Elisabeth and Venus in "Tannhäuser", Emilia Marty in "The Makropulos Case", Georgette in "Il Tabarro", Irene in "Rienzi", Isolde in "Tristan und Isolde", Leonora in "La Forza del Destino", Maddalena in "Andrea Chenier", Marie in "Wozzeck", Ortrud in "Lohengrin", Santuzza in "Cavalleria Rusticana", Senta in "The Flying Dutchman", The Woman in "Erwartung", and the title roles in "Aida", "Elektra", "Jenůfa", and "Tosca".She made her European debut with an invitation from Maestro Daniel Barenboim to the Staatsoper Berlin, where she sang Senta (Der Fliegende Holländer) and Helmwige (Die Walküre).