John Collis

John Collis

Guide: Washington, Alaska, International

Since discovering a passion for climbing while getting his Bachelor’s degree in Geology at Colorado College, John has spent time traveling and climbing across parts of Africa, the Andes, Southeast Asia, Canada, the Rockies, and the Cascades. When not in Washington, John calls Moab, Utah his home and can be found exploring its canyons and desert towers.

Guide For:

Aconcagua
Denali

Significant Ascents

Denali
Mt. Rainier via DC, Emmons, Kautz
Mt. Baker
Forbidden Peak
Dragontail Peak
Zodiac, El Capitan
Mt. Proboscis and Lotus Flower Tower, Cirque of the Unclimbables
The Grand Traverse, Tetons

Certifications

WFR/CPR
AMGA Single Pitch Instructor
AMGA Rock Guide
AIARE Level II

amga-spiamga-rock

Having said all of this, I have to say that my 6-day Alaska course and my Denali climb last year were the highlights of my life! The 6-day class by itself was extremely fun, interesting, and educational.

ALPINE ASCENTS BLOG

  • Ice Axes: Selecting a Size & Style

    An ice axe is a critical piece of mountain equipment. Not only does it need to be suited for the terrain you will be encountering on a given peak, but it also needs to be sized correctly. As with most gear, the array of choices can be overwhelming, so we are going to break down […]

  • Two silhouettes clink beverages in the early morning in view of the Andes Mountains.

    Expedition Mindset: When “Showing Up” Means More than Physically Arriving

    The anticipation and physical preparation have been exhausting. The iron has been pumped. You have been ripping up stair sets for breakfast. Every precious ounce of your kit is honed. But have you stretched your expedition mindset? An expedition is much more than the physical climb of a single mountain. For several weeks you will […]

  • Tents near Denali Base Camp.

    What to Expect: Denali Expeditions

    In this series, we break down what to expect at the start of our expeditions. Where will you stay? Are there any tips or tricks to make the trip begin more smoothly? Though a Denali expedition can last 20+ days, the first two days can set the tone for the rest of the journey. While […]

Partners & Accreditations

Alpine Ascents International is an authorized mountain guide service of Denali National Park and Preserve and Mount Rainier National Park.
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