She was coached by her brother as a junior and in high school , and won the Minnesota singles tennis championships three times in a row.
In her professional career, she won a single title on the WTA Tour and a double title on the ITF Women's Circuit . In 1998 she ended her tennis career.
In 2008 Helgeson-Nielsen was inducted into the Peperdine Athletic Hall of Fame and in 2009 into the USTA Northern Hall of Fame.
Helgeson-Nielsen lives in Alpine , California . She has been married to Todd Nielsen since September 1994, has three children and works as a part-time teacher.