National Theatre of Opera, Ballet and Folk Ensemble
Azerbaijan State Academic Opera and Ballet Theatre
Fondazione Pergolesi Spontini Teatro G.B. Pergolesi
Palazzetto Bru Zane – Centre de musique romantique française
SNG Opera in balet Ljubljana / Slovenian National Theatre Opera and Ballet Ljubljana
Directorate General of Turkish State Opera and Ballet
Kharkiv National Academic Opera and Ballet Theatre
ÓPERA XXI, Asociación Española de teatros, festivales y temporadas de ópera
Tiroler Landestheater und Orchester GmbH | Innsbrucker Festwochen der Alten Musik
International Vocal Competition ’s-Hertogenbosch (IVC)
Associazione Grupporiani/Compagnia Carlo Colla & Figli
Concours de Genève International Music Competition
Theater and Performing Arts Commission, Ministry of Culture
- Albania
- Australia
- Austria
- Azerbaijan
- Belgium
- Bulgaria
- China
- Croatia
- Czechia
- Denmark
- Estonia
- Finland
- France
- Germany
- Greece
- Hungary
- Iceland
- India
- Ireland
- Israel
- Italy
- Japan
- Kosovo
- Latvia
- Lithuania
- Luxembourg
- Monaco
- Netherlands
- New Zealand
- North Macedonia
- Norway
- Oman
- Poland
- Portugal
- Romania
- Saudi Arabia
- Slovakia
- Slovenia
- South Korea
- Spain
- Sweden
- Switzerland
- Turkey
- Ukraine
- United Arab Emirates
- United Kingdom