James Castrission

James Castrission, also known as Cas, is a premier keynote speaker in Australia, two-time Guinness World Record Holder, author of two bestselling books, and founder of MyAdventure Group. He also spent 5 years as a management consultant at Deloitte.

Cas has presented to over 920,000 people across 40 countries, sharing lessons from his record-breaking expeditions: kayaking 3318km across the Tasman Sea and skiing 2275km from Antarctica’s coast to the South Pole and back unsupported.

Cas takes a unique approach to conferences. He equips leaders with proven strategies from his consulting years and shares invaluable leadership lessons from his adventures. Through immersive simulation-based learning, participants gain takeaways firsthand—they collaboratively navigate scenarios, make decisions, and learn from consequences.

Based in Sydney

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