Izabela Kłosińska graduated with honours from Warsaw’s State Music School and received the Kazimierz Czekotowski Prize. While a third-year student she made her début at the Grand Theatre and remained with the theatre after graduation.

She has appeared in numerous operas, with soprano rôles ranging from Handel to Szymanowski, and international appearances as far afield as the United States, Japan, and South Korea. She also enjoys a career in the concert hall, and has given recitals in Poland and abroad. She has taken part several times in the Warsaw Autumn International Festival of Contemporary Music and the Wratislavia Cantans Oratorio and Cantata Festival, and has recorded for record companies, radio and television, with her arias recorded for Polish Radio chosen as best recording of 1990. In December 1996 she was chosen Diva of the Year in Przeglàd Tygodniowy weekly’s Top Artists ranking list. In March 1997, in the course of a busy international career, she was a soloist in the European première of Penderecki’s Seven Gates of Jerusalem at the National Philharmonic in Warsaw, and in February 1999 she performed in Penderecki’s Credo. In October 2003 she was Queen Rosamund in the première performance of Penderecki’s Ubu Rex at the Polish National Opera. She received the Polish Minister of Culture and Arts award for achievements in vocal music in October 1999.