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- Loo became the first Canadian woman to earn a medal in alpine snowboarding when she won a bronze medal in the woman's parallel giant slalom (PGS) at the World Cup in Plan de Corones, Italy.
- Finished ninth in PGS at the World Cup Lac Beau port, Quebec.
- Gold medalist in PGS at the Nor Am Cup in Copper Mountain (Colorado).
- Eighth in PGS at the 2005 World Cup, Tandadalen, Sweden.
- 16th in PGS at the 2005 World Cup in Sapporo-Makomanai, Japan.
- 17th in PGS at the 2005 World Cup in Bardonecchia, Italy.
- Silver medalist in parallel slalom at the 2005 NorAm Cup PSL, Sun Peaks, British Columbia.
- 14th in PGS at the 2004 World Cup, Soelden, Austria.
- Finished 20th overall in the PGS at the 2006 Winter Olympics in Torino, Italy.
Alexa serves as the athlete representative to the International Ski Federation (FIS) and sits on the board of directors of AthletesCAN - the association of Canada's national team athletes. She graduated from the University of British Columbia, where she competed as both a rower and swimmer for the Thunderbirds, in 1994.