United States women's national ice hockey team
DeKeyser's first coaching experience was serving in the head coaching position of the girls' hockey team at Cushing Academy in Ashburnham, Massachusetts. She joined the Badgers in 1999. During the 2009–2010 season she was temporarily given the head coaching position while Mark Johnson took a leave of absence in order to coach the United States women's national ice hockey team in the 2010 Winter Olympics.