- Adventure Sport Guides
- Covers details on trips and classes. Also contains photos, guide profiles, and contact details.
- Bardini Foundation
- Presents details on the services, which include guides to Sierra treks, skiing tours as well as rock and peak climbings.
- Earth Works
- Presents profiles of the guide and insights on the trips conducted. With photo gallery and contact information.
- Get Lost Adventures
- Conducts team buildings and trainings for hiking and climbing activities. Also features survival classes.
- Joshua Tree Rock Climbing School
- Conducts lessons and trainings on rock climbing for both basic and intermediate levels.
- Mountain Adventures Seminar
- Services include outdoor adventure education and guiding services for rock climbing, mountaineering, snowboarding, and other adventure activities.
- Sierra Mountain Center
- Provides insights about Mt. Whitney, classic alpine rock climbing, and backpacking. Conducts summer courses, skill building, and skiing tours as well as leader or guide training.
- Sierra Mountain Guides
- Features guided trips such as rock, ice and alpine climbing as well as trekking, skiing, and snowboard touring. Includes list of destinations and overview of the guides.
- Sierra Rock Climbing School
- Offers private guiding services for rock or ice climbing trips. Contains an online form for reservations.
- Vertical Adventures Rock Climbing School
- Contains overview of the courses offered for intermediate level and on rescue basics for one-day, two-day or multi-day packages.
- Yosemite Mountaineering School
- Provides assistance for climbing or mountaineering trips as well as accommodation guides. Details courses offered, accepts reservations, and posts profiles of the guides.
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