A Journey Below the Surface – Transformational Workshop
Thursday, December 11
11:00 a.m. – 2:00 p.m.

Harbor Point Club and Lighthouse Bar and Grill
475 E Strawberry Drive, Mill Valley, CA 94941
Wetsuit rentals are available at $35 sizes L, M and S in both mens and women’s.
William Trubridge is a New Zealand freediver, multiple world-record holder in Freediving, and founder of Vertical Blue, the world’s premier freediving competition held annually in Dean’s Blue Hole, Bahamas.
He developed the Mental Immune System, a method grounded in neurobiology, breath mechanics, emotional regulation, and meditative attention — training the mind to stay calm under extreme pressure.
His approach bridges: brain science, breathwork, stress resilience, ocean philosophy, altered states of consciousness
William has coached some of the world’s best divers to elite performance, and speaks globally about mental health, presence, and the limits of human potential.
More: William Trubridge – Mental Immune System
Included:
– 3-hour live experience
– dry training + pool session
– guided practices to take home
– community connection
Presented by Depth Meditation, San Francisco’s local breathwork and freediving agency.
In collaboration with Club Freefall — the community for global adventurers and water-minded explorers, sharing experiences from every water entry point.

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