Sienna Petersen is entering her 5th year skimo racing for the Silverfork Skimo Team in Utah, and 2nd year on the National Team. She has raced two Youth World Cups in previous seasons. Sienna is currently racing as a second year U18 and is anxiously training for the World Championships in Morgins, Switzerland in March 2025. Competitively racing at the highest level in Europe has been one of her lifelong goals.

Sienna is a Senior in high school in Salt Lake City, UT where she plans to start college in the fall of ‘25 and continue racing. In addition to skimo, Sienna has MTB raced on the junior National circuit, is an avid rock and ice climber and is learning Spanish.