Berg came to MWSU after wrapping up her playing career at Regis University in Denver. She earned First Team All-America, All-Region and All-Conference honors as a senior and was named the 2021 Rocky Mountain Athletic Conference Midfielder of the Year. Berg scored 33 goals, had five assists, 62 ground balls, 116 draw controls and 50 caused turnovers as she helped the Rangers to a 14-2 record, an RMAC championship and a birth in the NCAA Division II Tournament. She was also named the RMAC All-Academic Player of the Year.

Berg, a Colorado Springs native, spent three seasons at Regis and started 34 of the 37 games she played in. She finished with 59 goals, 11 assists, 139 ground balls, 96 caused turnovers and 172 draw controls. Berg helped the Rangers to a 36-5 record over those three seasons that included a shortened 2020 campaign due to the COVID-19 pandemic. Regis won two RMAC titles during her career as they went 17-0 in league games and made two trips to the NCAA Tournament, including a national semifinal appearance in 2019.

Prior to playing at Regis, Berg spent three seasons (2016-2018) playing club lacrosse at Colorado State University. She was named a WCLA First Team All-American all three seasons, WCLA Midfielder of the Year in 2017 and made a WCLA national semifinal appearance in 2016.

Berg began her collegiate career playing field hockey at Syracuse University. She played one season for the Orange, appeared in seven games, and helped Syracuse to the 2014 national championship game.