Conservatorium of Music and Balet Ljubljana Chamber Choir (KGBL Chamber choir) led by Ambrož Čopi consists of about 40 singers who are willing to improve their vocal technique, to sing a more demanding range of choral music and to reach higher performing standards. The choir regulary colaborates with vocal educators Edita Garčević Koželj and Tatjana Vasle. The KGBL Chamber Choir embraces a wide range of music genres and styles, from the Renaissance to modern music.
In the past years the choir had commissioned many prominent composers, such as Lojze Lebič, Tadeja Vulc, Damijan Močnik, Črt Sojar-Voglar, Peter Šavli, Andrej Makor, Tine Bec, Matej Kastelic, Klara Mlakar, Jan Triler and Federica Lo Pinto to create new compositions, which the choir successfully promotes at concerts and competitions in Slovenia and abroad. KGBL Chamber Choir is one of the most imortant promoters of young Slovene composers geneartion.
In the past KGBL Chamber Choir was awarded with second and third place at the International choral competition Tallinn (Estonia, 2015); won the Grand prix in Moscow (Russia, 2016); it achieved first place at the National choral competition ''Naša pesem'' (Our song), Maribor (Slovenia, 2016); second place at the International choral competition ''Gallus'' Maribor (Slovenia, 2017); first place in category Polifonia and second place in category Folklore at the International choral competition in Tolosa (Spain, 2017); first place Cork International choral competition (Irland, 2019); gold award at World Choir Festival (Hong Kong) in 2021 and two gold awards, category winner and grand prix winner "Choir of the World" award in 2023.
The choir successfully performed various concert cycles in Slovenia and abroad: Stockholm (Sweden, 2016); Borja, Ordizia, Getxo, Doneztebe (Spain, 2017); International Festivals in Basel (Switzerland, 2018); Taipei (Taiwan, 2018) and Beijing (China, 2018). MITO festival (Italy, 2021), Voices of Spirit, Graz (Austria, 2022), Florilege de Vocal de Tours (France, 2022), Budapest choral festival (Hungary, 2022), Festival Laureates in Provance (France, 2023). The Choir has released three CD's: Credo, Timeless and Ubi caritas et amor.