Seán is an Irish composer, musician, and educator with a diverse background in contemporary composition and performance. He earned his BMus from Maynooth University, finishing at the top of his class, receiving a scholarship to pursue an MA in Composition under Dr. Martin O'Leary.

His work has been performed and workshopped by many Irish ensembles such as the Fidelio Trio, The Maynooth Chamber Choir, and the Concorde Ensemble.

Between stints working abroad in Japan, Seán has continued to develop his craft, most recently studying at Windmill Lane under Dr. Natasa Paulberg.