2006-07: Froshaug played 37 games with Linkoping in Sweden’s SuperElit junior league, scoring 10 goals and 11 points. He also played for Norway in the Division 1 World Junior Championships where he tallied a pair of points.
2007-08: Once again, Froshaug played the bulk of his games in the Swedish junior league where he scored 18 goals and 18 assists in 35 games. He was a significant contributor for Norway in the Division 1 WJC with seven points in five games as well. He did see spot action in the men’s leagues as well, getting into a pair of SEL and Allsvenskan games respectively.
2008-09: Froshaug saw limited ice time in 34 games with Linkoping and Lulea in Sweden's Elitserien as a 20-year-old and played for Linkoping's U20 team and with Sparta Sarpsborg in his native Norway. In 20 games with second-place Linkoping and in 14 games for fifth-place Lulea he averaged four minutes of ice time per game and had 1 assist with each club. He scored 2 goals with 6 assists in seven games for Linkoping's U20 team and put up identical numbers with Sparta Sarpsborg.
2009-10: Health issues wiped out much of the season for Froshaug – he skated in just one game for Linkoping and two games for the club's U20 team in Sweden and then returned to Norway. He played in 16 games for Manglerud Star in Norway, including five playoff games; scoring 4 goals with 10 assists and 24 PMs. Froshaug played in four international contests for Norway but did not participate in the 2010 IIHF World Championship.
2010-11: Froshaug skated in 40 of 45 games for Lorenskog in Norway's Get Ligaen (top league) and was the team's fifth-leading scorer with 15 goals and 24 assists with 24 PMs. Lorenskog finished sixth in the 10-team league and advanced to the semi-finals of the Get Ligaen playoffs. Froshaug played in 8 of 11 playoff games and had 1 goal with 3 assists and 4 PMs.
Largely an unknown on this side of the Atlantic, Froshaug is hailed as a physically strong and skilled two-way centre. He’s not a player who does anything exceptionally well, but doesn’t show any significant weaknesses either.
Playing for Lorenskog in Norway.