Wassil Christov

member of “Slokar Quartet”, solo trombonist at Berner Symphony Orchestra

Philipp Rebmann

trumpet player – Qatar Philharmonic Orchestra

Karl Reissig

trumpet player

Matthias Haslach

trumpet player – Stuttgart Philharmonic Orchestra

Georg Birner

trumpet player

Frédéric Rabold

trumpet and flugelhorn player, composer

Fredi Sonderegger

trombone player

Martin van den Berg

bass trombone player at the Metropole Orchestra

Uli Röser

trombone player

Ingo Mertens

deputy solo trombonist at Philharmonisches Orchester Würzburg,
arranger, composer