Philippe Do was born in France to Vietnamese parents. He began his singing career at the Opéra National de Lyon. This was followed by guest engagements at renowned international theaters such as Théâtre du Châtelet, Théâtre des Champs-Elysées de Paris, Capitole de Toulouse, Teatro alla Scala de Milan, Teatro La Fenice Venice, San Carlo de Naples, Volksoper Wien, Concertgebouw and Het Muziekteather Amsterdam, Festspielhaus Baden-Baden, Opéra de Lausanne, Festival dei Due Mondi di Spoleto, Auditorium di Roma, Prague State Opera, Opera North, to name but a few.

Austrian tenor Daniel Johannsen is one of the most sought-after Evangelists and Bach interpreters of his generation. Since his debut, performances as a concert, lieder and opera singer with works from all eras have taken him to the major music centers of Europe, North America, Japan and the Middle East. In addition to his regular concerts at the Wiener Musikverein and the Berliner Philharmonie, he is a guest at numerous festivals (Styriarte Graz, Rheingau Music Festival, Israel Festival, La Folle Journée, international Bach festivals).

Since the beginning of the 2021/22 season, Matthias Koziorowski has been a resident guest with the Graz Opera ensemble and will make his role debuts there in 2022/23 as Hans (The Bartered Bride) and Tichon (Katja Kabanova), as well as singing the tenor part in a staged version of Britten's "War Requiem". In 2020/21 Matthias Koziorowski made his role debuts in three leading roles in his field. He sang Babinsky in Weinberger's "Švanda dudák" (Schwanda the Bagpiper) and Juan Damigo in Dostal's operetta "Clivia" with extraordinary success. Furthermore, he was Peter in the Austrian premiere of the opera "Morgen und Abend" by G. F. Haas.

The tenor David Lee is the winner of numerous prizes and awards. David Lee has been a member of the ensemble at the Staatstheater Darmstadt since the 2017-18 season. In 2018-19 the tenor made his role debut as Riccardo / Gustavo III (Un ballo in maschera), appeared in the new productions of the "Magic Flute" as Tamino and in Saint-Saëns´ "Saint François d'Assise" as Frère Massée. In 2019-20 he made his role debut as Edgardo in "Lucia di Lammermoor".

This year Martin Platz will make his debut at the Salzburg Festival as tenor soloist in Handel's Messiah under the baton of Jordi Savall. Likewise, also under the baton of Jordi Savall, he will make his debut at the Styriarte in Graz.

The tenor Andreas Post is particularly valued for his vocal and haunting interpretations of the great evangelist parts by Johann Sebastian Bach. In 2019 he sang concerts with Andreas Spering, the "St. Matthew Passion" with the Münchener Bach-Chor under Hansjörg Albrecht at the Philharmonie am Gasteig in Munich and Telemann's "Lukaspassion 1744" with the Dresden Chamber Choir and the Wroclaw Barock Orchestra as well as numerous other concerts. 2020: CD production "Christmas Oratorio" (JS Bach) with the Stuttgart Hymnus Boys' Choir, a Beethoven-Schubert program under Paul Mc Creesh, Bach's "St. Matthew Passion" with Jos van Immerseel (cancelled).....

The young tenor Florian Sievers was born in Hamburg, Germany. He studied voice with Prof. Berthold Schmid at the Leipzig University of Music and Theater and graduated in 2018 with distinction. Florian Sievers, now in demand as a concert and oratorio soloist, already appeared in the opening concert of the Musikfest Stuttgart 2017 in J. S. Bach's St. John Passion under Hans-Christoph Rademann.