Climb and trek with the man who literally wrote the book on Climbing the Seven Summits! Mike Hamill is the Director and Lead Guide for CTSS as well as the author of the guidebook, Climbing the Seven Summits.

At CTSS we provide the highest quality expeditions and treks at a great value and take great pride in our clients’ success. Our primary goal is always to get you to the top of a climb and back down safely while having a fun time doing it! Well over 100 climbers have stood on top of 8000m peaks under Mike Hamill’s direct guidance.

Climb with Us!

Success Rates

Expeditions under Mike Hamill’s guidance have maintained a 91% expedition success rate overall, with an 80% client success rate on all expeditions.
See Success Rates