The 2017 Castle Peak 100k is presented by Salomon and produced by the Donner Party Mountain Runners, a 501(c)(3) non-profit running club.
We also receive substantial support from Truckee Tourism Business Improvement District, Sugar Bowl and all of our generous land partners.
GU Energy Labs and Skratch Labs provide on-course nutrition.
Thanks also to: Truckee Donner Lodge, Victory Sportsdesign, Trail Butter, Tahoe Mountain Sports, and Alpenglow Sports.