| 1946 | Lyric for Strings | Confirmat | 7' |
| 1959 | Address for Orchestra | Confirmat | 19' |
| 1972 | Variations for Orchestra | Confirmat | 14' |
| 1976 | Concerto for Piano and Orchestra | Confirmat | 24' |
| 1976 | Dialogus for Cello and Orchestra | Confirmat | 13' |
| 1977 | Mass · cor | Confirmat | 27' |
| 1978 | Antifonys for String Orchestra | Confirmat | 7' |
| 1978 | Concerto for Trombone (wind ensemble version) | Confirmat | 18' |
| 1978 | Concerto for Trombone and Orchestra | Confirmat | 18' |
| 1981 | Overture: In Praise of Folly | Confirmat | 8' |
| 1982 | Cantata · cor | Confirmat | 11' |
| 1982 | Movements for Cello and Orchestra | Confirmat | 20' |
| 1983 | An Eastman Overture | Confirmat | 8' |
| 1983 | Serenata | Confirmat | 14' |
| 1984 | Sinfonia No. 1 | Confirmat | 13' |
| 1987 | Poem for Mezzo-Soprano and Mixed Septet | Confirmat | 18' |
| 1990 | Folksongs for Orchestra | Confirmat | 15' |
| 1990 | Sinfonia No. 2 | Confirmat | 16' |
| 1991 | Poeme for Violin and Orchestra | Confirmat | 19' |
| 1994 | Orpheus | Confirmat | 18' |
| 1996 | Lilacs for voice & orchestra | nedet. | 15' |
| 1997 | Pageant and Proclamation | Confirmat | 11' |
| 1999 | Tangents for Chamber Orchestra | Confirmat | 8' |
| 2000 | Canvas for Wind Ensemble, Voices and Chorus · cor | Confirmat | 20' |
| 2002 | Sinfonia No. 3 | Confirmat | 17' |
| 2003 | Abu for Soprano and Baritone Narrators and Chamber Ensemble | Confirmat | 7' |
| 2003 | Icarus in Orbit | Confirmat | 4' |
| 2005 | Foils for Orchestra: Hommage à Saint George | Confirmat | 12' |
| 2005 | Hoopla: A Touch of Glee | Confirmat | 9' |
| 2008 | Da Camera for Piano Trio and String Orchestra | Confirmat | 15' |
| 2009 | Concerto for Violin and Orchestra | Confirmat | 23' |
| 2012 | Sinfonia No. 4 “Strands” | nedet. | — |
| 2016 | Sinfonia No. 5 “Visions” · cor | nedet. | — |