Olga Šober is also involved in concert activities as a solo singer collaborating with numerous ensembles (Collegium pro Musica Sacra, Collegium Musicum Fluminense, Oratory Choir of the City of Rijeka, "Ivan Goran Kovačić" Choir...). She recorded several sound carriers as well as videotapes of the operas “L'elisir d’amore”, “Nikola Šubić Zrinjski” and “Rigoletto”.
