Nimsdai Achievements

Climbing Beyond Possible

Nimsdai’s climbs, summits, &
legacy in motion.

Follow Nimsdai’s Latest Expeditions,
Summits & Achievements

Nirmal “Nimsdai” Purja is one of the world’s most accomplished high-altitude mountaineers, known for redefining what is possible on the planet’s highest peaks.

This page tracks his journey in real time; from the mountain he is currently climbing to the latest summits and the growing list of achievements that continue to shape his legacy.

Current Expedition

Mountain: Dhaulagiri
Project: Hattrick Project
Status: On expedition

Nimsdai is currently on an expedition, continuing his mission to push human limits at extreme altitude. He is currently on the worlds 7th highest mountain, climbing as part of Hattrick project.

This section will be updated with live progress, including summit attempts and key milestones on the mountain.

Nimsdai at Dhaulagiri basecamp on expedition 2026

Nimsdai Purja MBE
High altitude expedition leader

Limits exist only where belief ends. Go beyond possible.

Latest Achievement Update

On 29 September 2025, Nimsdai successfully summited Mt Manaslu, continuing to build one of the strongest high-altitude climbing records in history.

With this summit, his totals now stand at:

  • 52 total 8,000m summits
  • 24 8,000m summits without supplemental oxygen (the most achieved by any human).

Each climb represents precision, resilience, and elite performance in the most extreme environments on Earth

Career Achievements at a Glance

  • 52 total summits of 8,000m peaks
  • 24 summits of 8,000m peaks without supplemental oxygen
  • 9 ascents of Mount Everest (Three without the use of supplemental O2)
  • 4 ascents of K2
  • First winter ascent of K2 (2021)
  • First winter ascent of K2 (2021) without O2
  • 18 Guinness World Records
  • Fastest ascent of all 14 x 8,000m peaks — 6 months and 6 days

Nimsdai’s achievements are not just about speed - they represent consistency, leadership, and performance at the highest level of mountaineering.

8,000m Summit Timeline

2025

  • Manaslu – 25 September 2025
  • Gasherbrum I – 22 July 2025
  • Nanga Parbat – 3 July 2025
  • Kanchenjunga – 18 May 2025

2024

  • Shishapangma4 October 2024
    (Completion of the 8,000m true summits no-oxygen challeng

2022 – 2023

  • Everest (No O₂) – May 2022
  • Lhotse (No O₂) – May 2022
  • Kanchenjunga (No O₂) – May 2022

2021

  • K2 (Winter Ascent)16 January 2021
    (Historic first winter ascent, part of all-Nepali team)

2019

  • All 14 x 8,000m Peaks (Project Possible)29 October 2019
    (Completed in 6 months and 6 days / 189 days)

Climbing Without Limits

Climbing above 8,000 metres — the “death zone” — is one of the most extreme challenges on Earth.

Nimsdai has completed 24 ascents of 8,000m peaks without supplemental oxygen, placing him among the strongest climbers in the world.

Key No-Oxygen Achievements:

  • Fastest Everest–Lhotse double without oxygen – 26 hours
  • Fastest Everest–Lhotse–Kanchenjunga triple without oxygen – 8 days 23 hours
  • Fastest ascent of Everest, K2 and Kanchenjunga without oxygen – 75 days
  • Fastest ascent of Pakistan’s five 8,000m peaks without oxygen – 26 days

These climbs represent the highest level of physical and mental performance in mountaineering.

Historic Achievements

Project Possible (2019)

Completed all 14 of the world’s 8,000m peaks in just 189 days, redefining what was thought possible in mountaineering.

First Winter Ascent of K2 (2021)

Part of the historic Nepali team that completed the first winter ascent of K2 — one of the greatest milestones in climbing history.

Guinness World Records

Nimsdai holds 18 Guinness World Records, including speed records across multiple 8,000m peaks and combinations.

Reinhold Messner
Mountaineer, explorer & author

Nims has a great capacity for economic management, leadership, logistics organization, and obviously, exceptional physical resistance.

Beyond Possible -
the book

Beyond Possible: One Soldier, Fourteen Peaks - My Life In The Death Zone charts Nim’s incredible adventure as a UK Special Forces Operator, to a truly ground-breaking mountaineer, conquering the most deadly and hostile mountains on the planet.

1:1 guiding, our
chosen approach

All Nimsdai guided expeditions are offered purely on an exclusive ‘one to one’ basis. Nims has chosen this very personal approach to ensure the highest feasible levels of safety, support and leadership on the mountain.