The International Orange Chorale of San Francisco (IOCSF) has performed world premieres of twenty-five choral works and has also presented regional premieres of five works, including Milton Babbitt’s Music for the Mass, Thomas Ades’ Fayrfax Carol, Jake Heggie's Faith Disquiet, and Pulitzer Prize-winner Caroline Shaw's Fly Away I. IOCSF has collaborated with Frederica von Stade, Zheng Cao, Jake Heggie, and Nicolle Foland; appeared as part of the Noontime Concert Series at Old St. Mary’s Church and the Noe Valley Chamber Music Series in San Francisco; performed in collaboration with the Yale Glee Club at Grace Cathedral; participated in the Haiti Earthquake Relief Concert at the Cathedral of Christ the Light in Oakland; and served as a Featured Ensemble, giving both performances and master classes, at the Chorus America National Conference.

Since its inception, the group has been committed to performing free concerts featuring challenging and imaginative a cappella choral programming.

IOCSF is following

IOCSF is not following anyone.