Ivan Mihajlović, prof. glazbe, ostvario je preko 500 javnih nastupa s dječjim, ženskim i mješovitim zborovima, a nastupao je i kao glazbenik s jazz sastavima: Sigma Jazz Band, Bjelovarski Big band, Bjelovarski Jazz Band. Obnašao je funkciju predsjednika Kulturnog vijeća županije, predsjednika Hrvatske glazbene unije podružnica Bjelovar te je aktivni član Jazz kluba Bjelovar. Dobitnik je "Grba grada Bjelovara" godišnje nagrade za izuzetne uspjehe na području kulture u 2004. godini. Kao zborovođa sudjelovao je u organizaciji Božićnih koncerata u crkvi sv. Terezije, a izuzetne nastupe ostvaruje s Troglasnim mješovitim zborom na već tradicionalnom Božićnom Gala koncertu kojeg je prenosila Hrvatska televizija.
S Troglasnim mješovitim zborom glazbene škole, redoviti je sudionik Glazbenih svečanosti
hrvatske mladeži u Varaždinu na kojima je osvojio 6 Zlatnih plaketa, te na državnim
natjecanjima HDGPP-
Dobitnik je godišnje nagrade društva glazbenih i plesnih pedagoga.
Ivan Mihajlović, prof., has made over 500 public performances with children's, women's and mixed choirs, and has performed as a musician with jazz bands: Sigma Jazz Band, Big Band Bjelovar, Bjelovar Jazz Band. He was the president of the Cultural Council of the county, the President of the Croatian Music Union for Bjelovar and he is an active member of the Jazz club Bjelovar. Winner of the "Grb grada Bjelovara" an annual award for outstanding achievements in the field of culture in 2004. As a conductor he has participated in organizing Christmas concerts in the church. St. Theresa, and outstanding performances achieved with mixed choir, and the traditional Christmas "Gala concert" broadcasted on the Croatian Television.
His mixed choir consisted of music school students is a regular participant of music festival of Croatian Music Youth in Varazdin where he won 6 gold medals, and national competitions HDGPP (Croatian Music and Dance Teachers Union) where they won the first prize three times.
He won annual award of the music and dance educator.
