Peterson was named the Interim Head Coach in May, 2017 for the 2018 season and officially the head coach after the 2018 season. He will be entering his seventh season as the program's head coach.
Saint Martin's compiled their 10th winning season in their last 11 seasons under Peterson in 2021, finishing with a 19-18 record. The Saints qualified for the GNAC tournament, finishing fourth in the conference. Britney Patrick was named the GNAC Freshman of the Year, along with being a second team All-Region selection, and first team All-Conference selection. Saint Martin's had four Saints named to the GNAC All-Conference teams, and five to the All-Academic team.
In 2020, the Saints began the season on fire, going 4-1 in the Desert Stinger, and finished with another winning record (9-7) before the season was cut short due to COVID.
In 2019, Peterson won 20 games, marking the eighth straight season the Saints have 20 or more games in a year. He coached five All-Conference selections including first team selections Lauren Diuco and Sabrina Hicks. The Saints also had six athletes named to the GNAC All-Academic team.
In his first season, Peterson led the Saints' to their seventh consecutive winning season, including All-Conference selections for three players. Peterson also coached 10 Saints to the GNAC All-Academic team and a GNAC Team of the Week award for going 5-1 in the Tournament of Champions.
Peterson was an assistant coach this previous season that saw Saint Martin's finish with a 25-19 overall record and 15-11 in the Great Northwest Athletic Conference. The Saints finished third in a very competitive conference and reached the GNAC Tournament before being knocked out by the eventual champions Western Washington.
Before his time at Saint Martin's, Peterson was an assistant coach for Central Washington University for one season. Peterson will also draw on his experience with the Canadian Women's Olympic Softball team. During his tenure, the Canadians played in the 2008 Beijing Olympic Games and earned Silver medals in the 2006 and 2009 Canada Cups. They also notched three bronze finishes from 2006 to 2009 in the World Cup of Softball. They also competed at the 2007 Pan American in Rio De Janeiro with a silver medal.
Peterson's previous softball coaching experience as an assistant coach include:
Saint Martin's University: 2017
Central Washington University : 2016
Canadian Women's Olympic Team: 2005 – 2009
Wright State University: 2005-2006
UNLV – Las Vegas: 2004
Coaching Background Overview:
Summer Olympics – 2008: Beijing, China
Pan Am Championships-2005: Guatemala
Pan Am Championships- 2009 : Venezuela
U.S. World Cup – (2006-2009): Oklahoma City
World University Games- 2007: Thailand
Australia Cup- 2008: Australia
GNAC League & Tournament Champions: 2016
NCAA Division II Regional Champions: 2106
Peterson played men's fastpitch in the Seattle area for 15 years and grew up in Des Moines, WA . He was previously president and CEO of a South Seattle Warehouse Distribution Company. Peterson graduated from Central Washington University in 1984 with a Business Degree in Marketing.