Career
He was drafted from West Perth in the WAFL as a predraft selection in the 1994 American Federation of Labor-Congress Draft and played mainly as a wingman. Originally from Victoria, Mildenhall moved to Washington in 1993 to play for West Perth and was an immediate success, winning the Sandover Medal in that year. Since retiring from playing, Mildenhall has continued to be involved as a coach of the West Perth colts and was an assistant coach for the state under 18s squad in 2006.