Cohort Dates: May 11th - July 5th, 2026
The most rewarding training I’ve ever done. It pushed me to my limits, revealed new ones, and gave me tools I’ll carry for life.
Paul - SISU Athlete No.13
Very blessed to work with the Ironmind Institute, it’s been a life changing experience.
Eoin - SISU Athlete No.4
Add the SISU Crucible Program to secure your spot and roll straight from your Mianach preparation into SISU. It starts just 2.5 weeks after you finish Mianach, keeping your momentum strong all the way to the Crucible.