Originally studying classical guitar, John Gzowski switched to electric after developing a taste for rock and jazz. He then started listening to and playing world music's. His work in New Music includes playing with Hemispheres for over 6 years, concerts with New Music Concerts and the Canadian Electronic Ensemble. He has written for Array Music, the Evergreen Club Gamelan Ensemble and Hemisphere's.
He has lead the microtonal group Critical Band, with concerts across North America, and built replica's of Partch's instruments for the performance of newly commissioned music and performances of several of Partch's early works.
His theatre work has won him five Dora Mavor Moore Awards. His work has been seen in over 150 productions, across the country. For dance, he has written for Dancemakers, Kaeja D'dance, Kate Alton, Michael Sean Marye and Julia Aplin. His installation pieces have been shown at the AGO, Nuit Blanche and New Adventures in Sound Art.