| - Ictus for solo flute (2006)
- Four Orchestral Pieces (2003-2006) for large orchestra:
- 1. Vestiges
- 2. Slåttar
- 3. Tubilustrium
- 4. Prelude with Carillon
- Three Songs for soprano and piano (2004)
- The young are always right for symphony orchestra (2006)
- Ninety seconds for Annaghmakerrig for piano solo (2006)
- Céimeanna for solo piano (2007)
- Other times, other places Song cycle for soprano and piano (2007-2008)
Didactic Works - Six Tonal Fugues for keyboard (2005) with notes on fugal structure and on composing episodes
- Four Chorale Preludes for Organ
Arrangements - Igor Stravinsky: Danse Infernal from ballet suite The Firebird (Arrangement for piano two hands by Kevin O'Connell)
- Jean Sibelius: Symphony No. 4 in a minor, first movement (Arrangement for piano two hands by Kevin O'Connell)
- Jean Sibelius: Symphony No. 6 in d minor, first movement (Arrangement for piano two hands by Kevin O'Connell)
- Alban Berg: Reigen from Drei Orchesterstücke Op. 6 (Arrangement for piano four hands by Kevin O'Connell)
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