Guy Harries performs and composes with voice, electronics, and acoustic instruments, and is involved in projects ranging from garage rock to chamber opera, from sound art to electro art pop and multimedia musicals.

He has collaborated with: Meira Asher, Luc Houtkamp, The Pow Ensemble, Sharon Gal, LOOS, Robert van Heumen, Han Buhrs, David Fenech, Seth Ayyaz, Maya Dunietz and Wajid Yaseen.
His work was released on the labels Sub Rosa, X-OR, Migro and Auditorium Edizioni.