David Ko, Angel Investor

David Ko is the CEO and Board Member of Calm, having led the company since 2022, after serving as co-CEO and advisor. He also serves on the boards of New York University, Stern Venture Fellows, and Castilleja School, reflecting his commitment to education and entrepreneurship. Previously, David co-founded and led Ripple Health Group and has extensive experience advising startups and mentoring high-potential entrepreneurs. His work focuses on strategic leadership, scaling teams, and fostering innovation in health and wellness sectors. David is an angel investor, having invested in about nine startups, primarily in health, wellness, and early-stage tech. His recent investments include Noble Mobile, Single Origin, Voltaku, and GetSetUp.