• red-rocks

  • Steve Gerberding and
    Scott Cosgrove

    The Nose, El Capitan 5.14a or 5.9 C2
    Yosemite Valley, California USA

    With over 31 pitches of steep, exposed and strenuous climbing, The Nose is an immense physical and psychological drain. Extensive climbing experience on long routes is mandatory.

    Steve Gerberding and<br /> Scott Cosgrove
  • Stawamus Chief

    Squamish, British Columbia

    The Grand Wall is THE route at Squamish and was finally freed at 5.13B in 2000 by Scott Cosgrove and Annie Overlin, using a number of variations.

    Stawamus Chief
  • thalay-sagar-india

  • Dave Griffith

    Separate Reality
    Yosemite Valley, California USA

    The famous route is well known for its exposed crux and 6-metre-long (20 ft) crack in its roof through which the sky is visible. The name is from the 1971 novel A Separate Reality: Further Conversations with Don Juan from Carlos Castaneda.

    Dave Griffith
  • Half Dome

    Yosemite National Park, California

    Half Dome…the one you can’t die without doing and the one you’re most likely to die while doing!

    Half Dome
  • bugaboos-bc-canada

  • Wadi Rum Monument

    Southern Jordan

    The faces of the sheer rock cliffs that rise vertically out of the pink desert sand have been eroded by the winds of time and dwarf men to insignificance in this immense space.

    Wadi Rum Monument
  • Kichatna Spire

    Denali National Park and Preserve, Alaska

    Surrounding us were miles of granite walls that are thousands of feet tall, all of which rose to majestic spires.

    Kichatna Spire
  • el-capitan-yosemite

CALIFORNIA MOUNTAIN GUIDES features all aspects of rock climbing instruction. Our core team, Scott Cosgrove, Steve Gerberding and David Griffith are world class climbers who excel in anchoring, leading, direct aid climbing and advanced free climbing. We teach many skills that are exclusive to the military and our systems are state-of-the-art and do not rely on old and outdated methods, which is why DEVGRU, the Navy Seals, the Army Rangers, Delta Force, Airforce PJs and Marine Recon, as well as other governmental agencies continue to return to us. Scott Cosgrove, president and owner of CMG, is a world class rock climber and instructor who has also applied his skills to the entertainment and motion picture industry as a stunt performer, an action stunt rigger, and a mountain rigging specialist. His innovative and specialized aerial rigging skills have been utilized in over 20 motion pictures as he and SPIDER MONKEY RIGGING bring the expert rigging and fabrication skills that are mandatory to the field to each and every production.

Ca Mountain Guides Logo


is a company that realized early on that there was a need to teach rock climbing in a completely new way with a thrust toward simplifying and modernizing the craft. Scott Cosgrove, president and owner, has always felt that traditional instruction methods greatly over complicate climbing and leave the student baffled. CMG strives to teach simple, easy to remember systems that will serve any climber throughout his career. Although CMG began as a civilian climbing school, the last ten years has found the organization catering to and advising the military exclusively, having the privilege of working with the Navy Seal Teams, DEVGRU, the Army Rangers, the Airforce PJs, Marine Recon and Delta Force.
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SCOTT COSGROVE perfected his craft as a stunt performer, an action stunt rigger and a mountain rigging specialist for the motion picture and entertainment industries by applying his professional climbing and guiding skills as a world class rock climber and climbing instructor. He is the recipient of an Oscar for Technical Achievement in aerial camera rigging, being recognized at the 77th Academy Awards in 2005 as part of the team that developed and deployed innovative and custom solutions for three dimensional camera flying systems.
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