Sunshine Vocal Studio
of „Paisii Hilendarski-1870“ 
Community Centre
Balchik, Bulgaria
Conductor: Valentina Georgieva, PhD

Chernomorski zvutsi Mixed choir 
Balchik, Bulgaria 
Conductor: Valentina Georgieva, PhD

Fortisimo Vocal ensemble
Burgas, Bulgaria
Conductor: Milena Dobreva

Girls'n Qvinns Female choir 
Ekenäs, Finland 
Conductor: Monica Henriksson

Ensemble Chubritsa
Amsterdam, Holland
Conductor: Renske Velthuis

Choir of students from Slobozan
School of Aesthetic Education
Slobozansk, Ukraine
Conductor: Anastasia Sotullenko 

Morfova - Prokopova Female Choir
Sofia, Bulgaria
Conductor: Iliya Gramatikov, PhD 

Sir Ivan Zajc Mixed choir
Zagreb, Croatia
Conductor: Zlatan Sindičić

Kivi Youth Vocal Group
Vilnius, Lithuania
Conductor: Danguolė Aukselienė

Ezeretz Vocal ensemble at
N. J. Vaptsarov-1866 Community Centre
Blagoevgrad, Bulgaria
Conductor: Ilian Yuruchki

Alumnae Choir of the Academic Female
Choir of Tartu University
Tartu, Estonia
Conductor: Ülle Sakarias

Мартаккорд Chamber Choir
Moscow, Russia
Conductor: Tatiyana Dmitrieva

Soul Voices Chamber Formation at
Kliment Ohridski High School
Dobrich, Bulgaria
Conductor: Gabriela Pavlova

Portamento Chamber Girls’ choir
Starachowice, Poland
Conductor: Bożena Magdalena Mrózek, PhD

Lähte Female Choir
Lähte, Estonia
Conductor: Mall Türk

Dragan Shuplevski Mixed Choir
Skopje, Macedonia
Conductor: Sasho Tatarchevski

Svilengrad Mixed choir
Svilengrad, Bulgaria
Conductor: Kiril Tarpov

Dobrudjanski glasove female and mixed choir Prosveta-1900 Community Centre
Sokolovo village,
Balchik Municipality, Bulgaria
Conductor: Stamatka Kirilova

Boili Men's vocal group
Kostenets, Bulgaria
Conductor: Julian Odaijian

Bodra pessen Choir
Shumen Bulgaria
Conductor: Denitsa Uzunova

Baby voices Vocal studio
Balchik, Bulgaria
Conductor: Valentina Georgieva