ACADEMIC PHILHARMONIC SYMPHONIE ORCHESTRA OF MOSKOW ( Russia)

BAVARIAN RADIO SYMPHONY ORCHESTRA (Germany)

BOGOTA PHILHARMONIC ORCHESTRA ( Columbia)

BRNO PHILARMONIC ORCHESTRA (Czech)

BRASSQUINTET - ESSEN (Germany)

BULGARIAN СHAMBER ЕNSEMBLE "SOFIA SOLOISTS"

BULGARIAN KLAVEIR TRIO

BULGARIAN RADIO BRASSQUINTET

BRNO PHILHARMONIC MIXED CHOIR

BULBARIAN NATIONAL RADIO CHOIR FOR TRADITIONAL MUSIC

BULGARIAN RADIO MIXED CHOIR

BULGARIAN NATIONAL RADIO CHILDREN CHOIR

CHOIR FOR TRADITIONAL MUSIC YAMBOL

CLUJ PHILHARMONIC ORCHESTRA (ROUMANIE)

ENSEMBLE “TRAKIA” CHOIR

ENSEMBLE DE SAXOPHONES A BORDEAUX (France)

HAVANA PHILARMONIC ORCHESTRA (Cuba)

HEIDELBERG PHILARMONIC ORCHESTRA (Germany)

JAPAN BRASSQUINTET

LITHUANIAN PHILHARMONIC NATIONAL ORCHESTRA

NIJNI NOVGOROD ACADEMIC PHILARMONIC ORCHESTRA (Russia) 

NOUVEL ORCHESTRE PHILARMONIQUE - PARIS (France)

NATIONAL UKRAINIAN ORCHESTRA

ORCHESTRE NATIONAL DE LILLE (France)

ORCHESTRE PHILARMONIQUE  DE LA RADIO FRANCE

ORCHESTRE SYMPHONIQUE DE BIENNE (Suisse)

PHILHARMONY ORCHESTRA OF SARATOV(Russia)

PRAGUE RADIO SYMPHONY ORCHESTRA (Czech) 

RADIO SYMPHONY ORCHESTRA (NOS) Holland

SLOVAK RADIO SYMPHONY ORCHESTRA (Bratislava)

SINFONIETTA  ORCHESTRA ,  VARNA

SPANISH BRASS « LUUR METALLS”

SOFIA STATE PHILARMONIC ORCHESTRA

STRINGQUATUOR « AVRAMOV »

ST.PETERSBURG  STATE PHILARMONIC ORCHESTRA (Russia)

STATE ACADEMIC SYMPHONIC ORCHESTRA OF RUSSIA

SYDNEY SYMPHONY  ORCHESTRA (Australia)

SYMPHONY ORCHESTRA BURGAZ

SYMPHONY ORCHESTRA PAZARDJIK

SYMPHONY ORCHESTRA PLEVEN

SYMPHONY ORCHESTRA PLOVDIV

SYMPHONY ORCHESTRA RUSSE

SYMPHONY ORCHESTRA SHUMEN

SYMPHONY ORCHESTRA VARNA

“SVETOSLAV OBRETENOV” CAPELLA CHOIR

SVERDLOVSCK STATE ACADEMIC PHILHARMONIC ORCHESTRA  (Russia)

THE “SYMPHONIETA” ORCHESTRA (BULGARIAN NATIONAL RADIO) 

THE SYMPHONY ORCHESTRA OF BULGARIAN NATIONAL RADIO

THE BALLET OF SOFIA NATIONAL OPERA

TURKU PHILHARMONIC  ORCHESTRA (Finland)