OUR TEAM
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OUR TEAM

Description

Alpinist Climber Expeditions has a dedicated and passionate team in the mountaineering field. All of our team members are active and dynamic, ready to take on any challenge the mountains bring. We believe that a successful expedition begins long before the climb itself, which is why we focus on careful preparation and planning from the very start to the very end.

 

Our team members have fully adapted to the mountaineering environment as a result of their extensive experience in high altitude adventures. Many of them come directly from the Himalayan region, giving them proper local knowledge that cannot be learned from books alone. This local connection helps us guide you through hidden trails, unpredictable weather, and high altitude terrain with confidence.

 

We aim to give you unique adventures and memorable experiences that stay with you long after the journey ends. Throughout the expedition, we provide quality services and prioritize your safety at every step, from the base camp to the summit and back.

 

Above all, our team's main concern is the safety and enjoyment of every climber who joins us. We work as one team, one family, so that your Himalayan journey becomes an experience worth remembering.

Office Team

Prakash Sherpa

Prakash Sherpa

Founder & IFMGA Mountain Guide
Prakash Sherpa is the founder and CEO of Alpinist Climber Expeditions (ACE), and a certified IFMGA Mountain Guide, one of the most demanding qualifications a...

ACE Guides

Ongchhu Sherpa

Ongchhu Sherpa

Alpine Climbing Guide
Ongchhu Sherpa is a dedicated and experienced mountaineering guide whose connection to the Himalayas began long before his career did. Born in Pawai 1, Juke,...
Sona Chhiri Sherpa

Sona Chhiri Sherpa

Alpine Climbing Guide
Sona Chhiri Sherpa was born in Kharikhola, a village at 2,020m in the Solukhumbu District, within the Mount Everest region of Nepal. Growing up in...
Sonam Chhiring Sherpa

Sonam Chhiring Sherpa

Alpine Climbing Guide
Sonam Chhiring Sherpa was born in Sibuje, Waku-4, a village at 2,900m in the Solukhumbu District, within the Mount Everest region of Nepal. He began...
Pem Dorji Sherpa

Pem Dorji Sherpa

Alpine Climbing Guide
Pem Dorji Sherpa was born in Chepel, Pawai 2, a village at 1,900m in the Solukhumbu District, within the Mount Everest region of Nepal. Raised...
Galden Sherpa

Galden Sherpa

Alpine Climbing Guide
Galden Sherpa was born in Cherem, Bung-9, a village at 2,700m in the Solukhumbu District, within the Mount Everest region of Nepal. He began working...
Client Stories

From the Summit

Daniel Puttkemery
Daniel Puttkemery
Kyajo Ri Expedition
Prakash and his team are a couple of notches above totally professional! Everyone in the Alpinist Climber Expeditions family goes out of their way to provide the best possible experience. Superb core values and safety principles. I had the good fortune of climbing Kyajo Ri with Alpinist Climber Expeditions and…
★ ★ ★ ★ ★
Andy Tronsberg
Andy Tronsberg
Kyajo Ri & Island Peak
Perfect organised and guided expedition I ever took part! We climbed island peak and kyajo ri alpine style! Safety is always first, all team members are super kind and professional and also laughing comes not to short! Thanks for this unforgettable experience!! Andreas.
★ ★ ★ ★ ★
Raphael Lindenmann
Raphael Lindenmann
Kyajo Ri
In April 2025, we completed an unforgettable expedition to Kyajo Ri with ACE. We were four friends from Switzerland and enjoyed about two and a half weeks in the Khumbu region. From our arrival in Kathmandu to the summit and back, ACE's organization was impeccable.A well-coordinated team, superb support, excellent…
★ ★ ★ ★ ★
Luca Smargiasso
Luca Smargiasso
Ama Dablam + Kyajo Ri + Cholatse
I have been climbing for 15 years, over 4 continents. This was my 3rd trip to Nepal. And this was undoubtedly one of the Best-organised expeditions have participated in. Cannot thank Prakash and his Team enough. The attention to detail both in terms of equipment, climbing conditions, and accommodation/food was…
★ ★ ★ ★ ★
Rogier Keulen
Rogier Keulen
Kyajo Ri & Cholatse
With IFMGA guide Prakash we climbed Kyajo Ri and Cholatse. Our expedition couldn't have been any better! We had a lot of fun and summiting stunning Cholatse is the most intense thing I've done. We did it alpine style, so without fixed ropes from bottom to top. Safety was a…
★ ★ ★ ★ ★
Manu Laireiter
Manu Laireiter
Kyajo Ri
I participated in a private expedition to Kiayo Ri with Alpinist Climber Expeditions and it was simply fantastic. From the initial consultation to the final summit push, everything was perfectly organized and tailored to my individual needs. The guides were not only highly professional and extremely experienced in high-altitude mountaineering,…
★ ★ ★ ★ ★
Expedition Journal

Dispatches from the Mountains

All Articles
Nirekha Summit Success 2026: ACE Team Reaches 6,159 m
Expedition Report

Nirekha Summit Success 2026: ACE Team Reaches 6,159 m

  Alpinist Climber Expeditions (ACE) is glad to report a successful summit of Nirekha. Brian Richardson and Daniel Jeffery Puttkemery reached the top of the 6,159 m peak at 9:50 am on 7 November 2026. They climbed with guides Sona Chhiri and Sonam Chhiring. The expedition was led by our founder and IFMGA mountain guide, Prakash Sherpa.   ACE Team Summits Nirekha Peak   Summit details Peak: Nirekha, 6,159 m, Khumbu region, Nepal Summit date and time: 7 November 2026, 9:50 am Climbers: Brian Richardson and Daniel Jeffery Puttkemery Climbing guides: Sona Chhiri and Sonam Chhiring Expedition leader: Prakash Sherpa   The team on the mountain   Brian and Daniel were guided by Sona Chhiri and Sonam Chhiring, with Prakash Sherpa leading the expedition. ACE has been guiding in the Himalayas since 2021, and our expeditions run with small teams and IFMGA-certified leadership. We congratulate both climbers on their summit and thank everyone on the team.   About Nirekha   Nirekha stands in the Khumbu region of Nepal, close to the Cho La Col and in the same ridge chain as the Lobuche peaks. For the route, grade, itinerary and permit details, see our Nirekha Peak Expedition page.     Spring 2027 Bookings Now Open   Learn more about our 2027 Spring Expedition, you can view the trip and book on our Nirekha Expedition page or see our other peak climbing trips in Nepal. Follow us for more updates from the Himalayas.   To plan your next expedition, message us on WhatsApp at +977 9843314253 or email info@alpinistclimberexpeditions.com.

Nov 09, 2026 Read Article →
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