In the season 2002/03 WaSa were promoted to the national league A for the first time in the club's history.
After two season the club out of the Eastern part of Switzerland were relegated to the league B.
WaSa won the Best-of-five series against the last of the league a Club, Basel Magic, with 3:0.
The last game of this series was attempted by more than a thousand visitors.
In 2017 the women team advanced to the highest Swiss league.