
Mary O’Reilly is a healthcare leader, investor and strategic adviser with a particular focus on women’s health, prevention and innovation. Through MOR Advisory, she works with founders and healthcare organisations on strategy, growth, investment and reputation.
Mary is an investor and strategic adviser to 28X, a free, privacy-first women’s health platform designed to make trusted health information accessible to women and girls globally. She previously spent eight years leading corporate affairs, brand and marketing at Nuffield Health, where she was a member of the Executive Committee.


