With an extensive list of accomplishments, Gesman has summited some of the world's highest peaks: Everest five times, Manaslu two times (one time without supplemental oxygen), Annapurna two times (both times without supplemental oxygen), K2, Kanchenjunga, Shishapangma, and Cho Oyu.

 

In 2017, Gesman led a successful high-altitude rescue on Everest, marking the highest live body rescue to date. In 2021, he led a team of Sherpas in the highest recorded body recovery operation on Everest.

Summited 8000 Meter Peaks: 13 x

Summited 6000 - 8000 Meter Peaks: 25 x

Leader on Highest Rescue on Everest: 2017

Leader on Highest Body Recovery on Everest: 2021