baritone/bass

Nikolay Borchev

^{non exclusive for concert & Lied, in cooperation with OPERN-AGENTUR KURSIDEM & TSCHAIDSE}

Michael Nagl

^{non exclusive for concert & Lied, in cooperation with OPERN-AGENTUR KURSIDEM & TSCHAIDSE}

Daniel Ochoa

^{non exclusive for concert, Lied and opera}

Martin Summer

^{non exclusive for concert & Lied, in cooperation with OPERN-AGENTUR KURSIDEM & TSCHAIDSE}