Stef Mandirola is a former COO with over 20 years’ experience leading complex global operations in the Aerospace and Space sector.

She is the founder of HASU (High Performance Zen), where she combines executive leadership insight with science-informed, secular Zen training to support sustainable performance under pressure.

Stef works with leaders, athletes, and high-performing teams to strengthen focus, decision clarity, recovery, and long-term resilience. Her approach is practical, evidence-based, and designed for real-world application in high-stakes environments.

She also serves as an executive consultant, non-executive director, and speaker on sustainable high performance.