| Title | Instrumentation | Duration | Year of Composition |
| Pietà | Flute | 2′ | 2026 |
| Waking from Daydreams | Soprano and Piano | 11’20” | 2025 |
| Elegy of the Rasping Masses | Double Bass | 6’20” | 2024 |
| Not So Over-Easy | Tenor Sax | 1’30” | 2024 |
| Watercolor Lens | Piano | 8’30” | 2023 |
| Enduring | Violin | 5’40” | 2023 |
| A Skip Out of Sight | Cello | 5’40” | 2023 |
| Arietta | Piano | 5’30” | 2020 |
| Piano Bagatelles | Piano | 11′ | 2017 |
| Unity | Soprano and Piano | 14’10” | 2016 |
Kolten Heeren
Composer Performer