Sebastian has been selected in the 2019 National Secondary Schools Brass Band

He also won a  New Zealand Chamber Music Highly Commended  Award  for his brass trio in the 2019 Otago District Round Final of the NZCT Chamber Music Contest held on 9 June. 

His group also won the KBB Music Award which recognises excellence in playing where the group contains wind and/or brass and /or percussion instruments.