 In different years UPO collaborated with Toshio Hosokawa, Ivan Fedele, Alexander Tchaikovsky, Leonid Desyatnikov, René Koering, Eun-Hwa Cho, Anton Batagov, and Olga Viktorova.The orchestra’s repertoire has included works by Yury Falik, Sofia Gubaidulina, Valentin Silvestrov, Avet Terteryan, Arvo Pyart, Galina Ustvolskaya, Nikolay Myaskovsky, Olivier Messiaen, Kaija Saariaho, Krzysztof Penderecki, Gia Kancheli, Rodion Schedrin, Alfred Schnittke, Philip Glass, John Adams, Gabriel Prokofiev.The UPO’s contemporary music recordings include those of Nikolai Myaskovsky, Galina Ustvolskaya, Avet Terteryan symphonies and Gabriel Prokofiev’s concertos (2019/2020 release).