Member of the Australian deathcore band Thy Art Is Murder, a group responsible for the charting albums Hate and Holy War.
He was a self-proclaimed math nerd as a kid.
He joined Thy Art Is Murder in 2010 after the departure of Gary Markowski.
He and his wife Ally have a son and daughter.
Sean Delander switched from guitar to bass when Marsh and Tom Brown joined the band in 2011.