Mountain Biking Marin
The Ultimate Bike Experience

About Us

Celia Graterol, 06 Downhill US National Champion, has organized mountain bike rides and clinics around the San Francisco Bay and Tahoe areas since 2002. Check her blogs for more information about her rides.

Celia Graterol, is the founder & CEO of Mountain Biking Marin. Mountain Biking Marin offers guided bike tours to ride the best mountain bike trails around the San Francisco Bay Area. As well, we offer customized mountain bike skill clinics for those willing to learn and practice technical skills.

Celia's training as a Cross Country, Super D and Downhill racer in the expert category has equipped her with the skills to lead all level tours and teach all level clinics (Celia Graterol's bio). She is well known among her fellow riders for her capacity to organize fun mountain bike rides.

Celia riding down steep stairs in Marin County and jumping over a car at Sandhill Ranch, California.

Photographs by Jason Vanhorn.