studies with Hilde Rössel-Majdan, Gottfried Hornik, Helena Lazarska and Wicus Slabbert. Numerous national and international opera and operetta productions as well as lied evenings, oratories and church concerts. Guest soloist in the Große Saal of the Wiener Musikverein, at the Wiener Konzerthaus, Palau de la Musica and other international concert halls. Member of the ensemble of the Wiener Staatsoper since 2005, where Clemens Unterreiner for example sang Sharpless, Faninal, Donner, Harlekin, Melot, Brétigny, Schtschelkalow, Oberpriester des Apollon (Alceste), Happy (La fanciulla del West), Musiklehrer (Ariadne auf Naxos), Schaunard. Also as guest soloist at the Volksoper Wien he very successfully performed as Papageno or Sharpless. Further engagements led him to the New York Carnegie Hall, the Royal Opera House Copenhagen, to the Strasbourgh Opera, the Salzburger Festspiele, Opera de Nice, Linzer Landestheater, the Oper Chur, the Sommerfestspiele Heidenheim as well as to the Richard Wagner Festival Budapest. http://www.wiener-staatsoper.at/Content.Node/home/kuenstler/saengerinnen/Unterreiner.en.php
Oyuncu
| 2018 | Der Freischütz - Wiener Staatsoper as Cuno |
| 2017 | Rigoletto as Count Ceprano |
| 2015 | Pique Dame as Master of Ceremonies |
| 2005 | Werther as Brühlmann |
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