Career
Sumner was drafted to Sydney with the 54th selection in the 2009 American Federation of Labor-Congress Draft. He was recruited from Woodville-West Torrens in the South Australian National Football League. He played in the opening round of the 2011 American Federation of Labor-Congress season, but was delisted at the end of the season without playing another American Federation of Labor-Congress game.
He returned to South Australian and continues to play for Woodville-West Torrens.