| Op. 385 | Silent Prisms (2002) for Tenor Saxophone and Piano |
| Op. 1413 | Snow Music (2021) for Piano |
| Op. 50 | Sonata for Clarinet and Piano (1996, rev. 1997) for Clarinet and Piano |
| Op. 488 | Sonata for English Horn and Piano (2003) for English Horn and Piano |
| Op. 1121 | Sonata for Flugelhorn and Piano (2015) for Flugelhorn and Piano |
| Op. 651 | Sonata for Flute and Piano (2005) for Flute and Piano |
| Op. 571 | Sonata for Trumpet and Piano (2004) for Trumpet and Piano |
| Op. 704 | Sonata for Tuba and Piano (2007) for Tuba and Piano |
| Op. 121 | Sonata for Violin and Piano (1999, rev. 2001) for Violin and Piano |
| Op. 561 | Sonata No. 2 for Violin and Piano (2004) for Violin and Piano |
| Op. 950 | Sonata No. 3 for Violin and Piano (2012) for Violin and Piano |
| Op. 805 | Songs from the City of Light (2009) for Voice and Piano |
| Op. 676 | Spring Songs (2005) for Trumpet and Piano |
| Op. 711 | Springburst (2007) for Piano Trio |
| Op. 539 | Stories in the Stars (2003) for Children's Chorus (2-part) and Piano, with Opt. Narrator(s) |
| Op. 1422 | Subjunctive (2021) for Piano |
| Op. 20 | Suite for Children (1995) for Piano (young performers) |
| Op. 996 | Suite for Jay (2012) for Piano |
| Op. 720 | Summer Solstice (2007) for Piano |
| Op. 634 | Sun Tracing (2005) for Trumpet and Piano |
| Op. 853 | Sun-loom (2009) for Trumpet, Horn, Piano |
| Op. 1160 | Sunset (2016) for Two Voices and Piano |
| Op. 1516 | Sunset Star (2021/23) for Piano |
| Op. 663 | Tempt Me (2005) for Soprano, Tenor, Piano |
| Op. 1042 | The Choir Invisible (2013) for SATB Chorus and Piano |
| Op. 1332 | The Door (2019) for SATB Chorus, Oboe, and Piano |
| Op. 163 | The Great Wilno (1999) for Solo Piano and Wind Ensemble |
| Op. 1324 | The Mystic Trumpeter (2018) for Speaker, Trumpet, and Piano |
| Op. 1421 | The Ordinary Is Always Welcome (2021) for Piano |
| Op. 1487 | The School of Virtuosity (2022) for Piano |
| Op. 1402 | The Shadow House (2021) for Piano |
| Op. 1530 | The Thermals Have Been Ridden (2024) for Piano |
| Op. 746 | There Is Much in the World (2007) for 2-part Treble Chorus and Keyboard |
| Op. 622 | Three Intermezzi (2005) for Trumpet and Piano |
| Op. 707 | Three Songs from “As You Like It” (2006) for Voice and Piano |
| Op. 1529 | Three Turns (2024) for Piano |
| Op. 47 | Toccata (1997) for Two Pianos |
| Op. 1063 | Toccata sequenziale sopra “ut re mi fa” (2014) for Keyboard |
| Op. 530 | Too Upset for Words (2003) for Alto Saxophone (or Clarinet), Guitar, and Piano |
| Op. 899 | Trio Solaris (2010) for Trumpet, Tenor Saxophone, Piano |
| Op. 149 | Triptych (1999) for Piano Duet (one piano, four hands) |
| Op. 1361 | Troparion (2020) for Piano |
| Op. 1395 | Twilight Poems (2021) for Piano |
| Op. 120 | Two Catullus Songs (1999) for Voice and Piano |
| Op. 783 | Two Dawn Hymns (2008) for Cello and Piano |
| Op. 365 | Two Oates Miniatures (2002) for Voice and Piano |
| Op. 213 | Two Psalms (2000) for Trumpet and Piano |
| Op. 228 | Two Seasonal Sketches (2000) for Clarinet and Piano |
| Op. 251 | Two Seasonal Sketches, Set II (2001) for Clarinet and Piano |
| Op. 1045 | Two Shakespeare Settings (2013) for Baritone and Piano |
