| 1987 | Hexen, op. 17 (fagotto e orchestra d'archi) | solo bn — str | 12' |
| 1988 | Toccata, op. 28 (versione orchestrale) | 2 2 2 2 — 2 1 1 1 — perc(3) — pf — str | 8' |
| 1988 | Toccata, op. 28-A (orchestra da camera version) | 1 1 1 1 — 1 1 1 1 — perc(3) — pf — str | 8' |
| 1990 | Concerto per clarinetto, op. 34 (clarinetto e orchestra da camera) | TBD | 17' |
| 1993 | Caribbean Bacchanal, op. 37 | 3 3 3 3 — 4 3 3 1 — perc(3) — hp — pf — str | 13' |
| 1993 | Cuauhtémoc, op. 36 (opera completa) · opera · coro | TBD | 180' |
| 1994 | A Conga Line in Hell, op. 43 | 1 1 1 1 — 1 1 1 1 — perc(1) — hp — pf — str[1.0.1.1.1] | 11' |
| 1994 | Conga, op. 44 (for orchestra) | 2 2 2 2 — 3 2 2 1 — perc(4) — hp — pf — str | 12' |
| 1995 | Back in Time, op. 50 | 3 2 2 2 — 4 3 3 1 — perc(4) — str | 10' |
| 1997 | Concerto per pianoforte, op. 57 | TBD | 25' |
| 1998 | Composer Missing, op. 61 (chamber opera) · opera · coro | 0 0 0 0 — 0 0 1 0 — perc(1) — pf | 90' |
| 1999 | Return to Homeland, op. 66 (violino e orchestra) | TBD | 15' |
| 2002 | Life is a Dream, op. 76 (orchestra d'archi version) | str | 15' |
| 2004 | Ouverture Chautauquan Summer, op. 80 | 3 3 3 3 — 4 3 3 1 — perc(4) — hp — str | 13' |
| 2005 | Time and Again Barelas: Choral Suite, op. 87 · coro | TBD | 17' |
| 2006 | Ophelia in Seville, op. 85 (chamber opera) · opera | 1 0 1 0 — 0 0 1 0 — str[2.0.1.1.0] | 16' |
| 2006 | Ouverture da Time and Again Barelas, op. 92 | TBD | 9' |
| 2006 | The Giant Guitar, op. 91 | 3 3 3 3 — 4 3 3 1 — perc(4) — hp — kbd — str | 7' |
| 2006 | Time and Again Barelas, op. 86 (opera completa in due atti) · opera · coro | TBD | 150' |
| 2007 | Concerto per violino e orchestra, op. 94 (The Journey of a Lifetime) | 2 2 2 2 — 4 2 3 0 — tmp+3 — hp — cel — str | 26' |
| 2008 | Time and Again Barelas: Suite n. 2, op. 97 · coro | TBD | 33' |
| 2009 | The Fall of Cuzco, op. 99 | 3 3 3 3 — 4 3 3 1 — perc(4) — hp — kbd — str | 20' |
| 2010 | Broken Rondo, op. 103 (corno inglese e orchestra) | 1[pic] 0 1 1 — 2 0 0 0 — tmp+1 — hp — str | 11' |
| 2010 | It is So Cold Tonight, op. 101 (voce e orchestra) | 2 2 2 2 — 2 2 2 1 — perc(3) — pf — str | 9' |
| 2010 | Salón Buenos Aires, op. 102 (versione orchestrale) | 2 2 2 2 — 2 2 1 0 — perc(2) — hp — pf/cel — str | 20' |
| 2012 | Caribeña, op. 105 (for orchestra) | 2 2 2 2 — 4 2 2 1 — tmp+2 — pf — str | 8' |
| 2012 | Caribeña, op. 105-A (for chamber orchestra) | 1 1 1 1 — 1 1 1 0 — tmp+1 — pf — str | 8' |
| 2013 | Islamorada, op. 106 (pianoforte e orchestra d'archi) | solo pf — str | 10' |
| 2013 | Silence, op. 107-R (clarinetto e orchestra d'archi) | solo cl — str | 10' |
| 2014 | Concierto en tango, op. 110-A (violoncello e orchestra) | TBD | 18' |
| 2016 | Malambo, op. 115-C (fagotto e orchestra d'archi) | solo bn — str | 13' |
| 2022 | Concierto con brío, op. 134 (double concerto per oboe, clarinetto e orchestra) | 2 1 1 2 — 2 1 1 0 — perc(3) — hp — pf — str[8.6.4.4.2] | 18' |
| — | Concerto per clarinetto n. 2, op. 77 | TBD | 25' |
| — | Tensando (versione orchestrale) | 2 2 2 2 — 4 2 2 0 — perc(4) — hp — kbd — str | 12' |