- Sofia Priest Choir
- Sofia Boys' Choir. & Adriana Blagoeva
- The Russian Orthodox Cathedral Choir of Paris
- Igor Ushakov, Men's Choir of the Valaam Singing Culture Institute, V. Starodubtsev, V. Felyauer, A. Ushakova, V. Miller & A. Gorbatenko
- Sofia Orthodox Choir & Miroslav Popsavov
- Cappella Romana & Alexander Lingas
- Bulgarian National Choir "Svetoslav Obretenov" & Georgi Robev