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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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Funding the Future

The Next Big Adventure

IOCSF is raising money to support the organization with part-time staff members in stewardship and operations. Please follow the link to find out you can support us!

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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

A New "Missa Brevis"

Premiering November 2015

International Orange Chorale of San Francisco is very proud to premiere a new work by composer Fredrik Sixten as a part of our Fall concert. Sixten's "Missa Brevis" is paired with works by Edvard Grieg, Herbert Howells, Nicholas Weininger, Joshua Stoddard, Jeremy Faust, and others. Stay tuned for more information!

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