Born in Korea, and raised in Toronto, Sean studied piano with late Peter Longworth at the Royal Conservatory of Music before attending Western University to complete his Bachelor’s (2001) and Master's (2003) degrees in composition. While at Western, Sean studied piano with John-Paul Bracey and Gwen Beamish, harpsichord/organ and early music with Drs. Sandra Mangsen and Richard Semmens, composition with Drs. Peter Paul Koprowski and Omar Daniel, and orchestral/instrumental conducting with Jerome Summers and Dr. Colleen Richardson. In 2016, Sean completed his Ph.D. in composition under the guidance of Dr. Paul Frehner. Sean’s compositions and arrangements have been performed by various ensembles including Lakehead Choral Group, Dulcisono, the Windsor Symphony Orchestra, Esprit Orchestra, Blyth Festival Orchestra, Korean-Canadian Symphony Orchestra, Brassroots, London Singers, SoundStreams, Ensemble Transmission, and Aventa Ensemble, and by various soloists in Canada, Spain, and South Korea. He was awarded a two-week residency on Porphyry Island in August 2019 to be the artist in residence to compose his heart's content.
Currently, Sean teaches conducting and organ at Lakehead University, serves St. Paul’s Anglican Church as a music director, and as an examiner for Conservatory Canada in theoretical studies. In addition, he serves as an accompanist for St. Agnes Roman Catholic Church, Lakehead Choral Group, and Lakehead University Vocal Ensemble. When he is not busy, Sean loves sailing on Lake Superior with his wife and four children.