A volunteer-run nonprofit that looks after the climbing areas and the climbing community around Bishop and the Eastern Sierra. Its work covers caring for crags, teaching climbers how to behave at them, and bringing people together. The website has local beta for climbers, including crag etiquette, trip planning, local amenities, trad and sport crags, and bouldering areas. It also runs a Climbing Rangers program and keeps the Pine Creek toilet. Events include community gatherings like the Thistle Throw Down and open board meetings. Climbers and locals can take part by volunteering, donating, contributing photos and stories, or signing up for the newsletter.