The music of composer Joseph Gregorio has been commissioned, broadcast, recorded, and performed in the United States and abroad by numerous and renowned soloists, ensembles, and organizations including Cantus, the American Choral Directors Association, The Ann Stookey Fund for New Music, The Esoterics, Choral Chameleon, and the Ives Collective, and published by E. C. Schirmer Music Company, Walton Music, Imagine Music Publishing, and Areté Music Imprints.

Also active as a conductor, Gregorio is the director of choirs at Swarthmore College and was the founding director of Ensemble Companio, which he led from 2011-2016. Gregorio has served as assistant and guest conductor to several collegiate and community ensembles and has taught music theory and musicianship at the San Francisco Conservatory of Music and Temple University. He studied composition with Steven Stucky, David Conte, Richard Brodhead, Alice Parker, and Matthew Greenbaum, and conducting with Marguerite Brooks, Simon Carrington, and Paul Rardin.

Gregorio holds a D.M.A. in composition from Temple University, where he was a Presidential Fellow; a M.M. in composition with departmental honors from the San Francisco Conservatory; a M.M. in choral conducting from Yale School of Music; and a B.A. magna cum laude in music from Cornell University.

Sudden LightVoicing: TTBB  Accompaniment: Unaccompanied  Performance Length: 4:15  Notation: Standard  Text Source: Dante Gabriel Rossetti  Language: English  Descriptive Terms: Love, Light, Time, Weddings, Marriage  First Performance: September 29, 2007 : Cornell University Glee Club; ad-hoc ensemble, Kimberly Dunn Adams, Ithaca, NY Text Setting Composer’s Notes Source for Scores (P:E 1005/1580~2021-Q3)
O magnum mysteriumVoicing: SATB  Accompaniment: Unaccompanied  Performance Length: 5:15  Notation: Standard  Text Source: Christmas Day Responsory at Matins  Language: Latin  Seasonal/Liturgical Uses: Advent, Christmas, Winter, Holiday  Descriptive Terms: Animals, Christmas, Counterpoint, Fugue, Sacred  First Performance: Dec 14, 2011: Choral Chameleon, Vince Peterson, New York, NY Text Setting Composer’s Notes Source for Scores (P:E 1005/1006~2019-Q4)
Look back on time with kindly eyesVoicing: SSSAAATTTBBB  Accompaniment: Unaccompanied  Performance Length: 5:00  Notation: Standard  Text Source: Emily Dickinson  Language: English  Descriptive Terms: Sun, Light, Sunset, Reflection, Secular  First Performance: November 20, 2011 : Choral Chameleon, Conductor Vince Peterson, John Street United Methodist Church, New York, NY Text Setting Composer’s Notes Source for Scores (P:E 1005/1524~2021-Q2)