2015
 

The 86 participants have come from 27 countries. Of it are 59 women and 27 men have sang during the competition (Bartion, Bass, Mezzospran, Sopran, Alt, Tenor).

1. Prize: Anna Katharina Tonauer, Mezzosopran (Austria)
2. Prize: Domen Krizaj, Bariton (Slowenia)
3. Prize: Jiwon Choi, Mezzosopran (Korea)
 
Prize for the Best Young Talent (divided): Aleksandrina Mihailova (17 years) and Elsa Roux Chamoux (21 years)
sponsored by Schloß Schönbrunn Kultur- und Betriebsges.m.b.H Vienna
 
ottoedelmannsociety Audience Prize: Domen Krizaj
sponsored by HYPO Landesbank Vorarlberg

1. SOBANG Award: Jiwon Choi

2. SOBANG Award: Julia Cramer

Special Prize Engagement at the Newport Music Festival, USA: Lucyna Jarzabek

Special Prize Audition at the Operastudio OperAvenir at the Theater Basel: Florina Ilie

Special Prize: Yael Raanan-Vandor
sponsored by International Musicfestival of the Canary Islands

Jury
 
Ioan Holender, artistic consultant of Metropolitan Opera New York and of Spring Festival Tokyo
Bernd Loebe, general manager and president of Opera Frankfurt
Birgit Meyer, general manager of Opera Cologne
KS Dagmar Schellenberger, general manager of Seefestspiele Mörbisch
Mag.phil. Esther Schollum (Jury Chair), proprietor of the opera and concert agency Esther Schollum Artists' Managment
Erich Seitter, proprietor of the singer's agency "Bühnenvermittlung Erich Seitter", artistic consultant at various opera houses
 
Accompianist

Timothy Brown, Manfred Schiebel