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The International Orange Chorale of San Francisco is an all-volunteer chamber choir devoted to the performance of 20th and 21st century music.

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Celebrating Composers and Singers.

The International Orange Chorale of San Francisco has performed world premieres of twenty-five choral works and has also presented regional premieres of multiple works, including Milton Babbitt’s Music for the Mass, Thomas Ades’ Fayrfax Carol, Jake Heggie's Faith Disquiet, Sarah Kirkland Snider's Unremembered, Nico Muhly's Lorde Heare My Prayer Instantly, 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.

Choir Candids

Presenting "Musica Sacra"

Premiering November 2015

The International Orange Chorale of San Francisco (IOCSF) will present “Musica Sacra: Sacred Texts in Modern Settings” on Saturday, November 14, 2015 at 7:30 PM at All Souls Episcopal Parish, 2220 Cedar St, Berkeley, and on Saturday, November 21, 2015 at 7:30 PM at St. Mark’s Lutheran Church, 1111 O’Farrell St, San Francisco.

The concert features the world premiere of “Missa Brevis” by the eminent Swedish composer Fredrik Sixten, as well as sacred works by Jeremy Faust, Edvard Grieg, Georg Grün, Herbert Howells, Joshua Stoddard, Jon Washburn, and IOCSF’s inaugural Composer-in-Residence Nicholas Weininger. Several selections will feature our guest artist, baritone soloist Krassen Karagiozov, a resident principal artist at Opera San Jose.

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