
Viliana Valtcheva
- Conductor, Pianist

Musikhaus Kupferschmid
- Piano and music house, St Gallen

Plamen Papazikov
- Opera singer

Lyuben Karavelov 1897
- Cultural lyceum, Kurtovo Konare

Sabina Angelova
- Pianist

Valentina Velkova Kneubuehl
- Cellist

Stefka Rancheva
- Pianist

Music Play School
- Music school, Sofia

Radka Stefanova
- Folklore singer

Davide Galassi
- Opera singer, Composer

Inna Angelova
- Pianist

Radostina Stoyanova
- Violinist

Hiroko Haag
- Organist, Singer, Choral director