Ash is a Principal at Optum Ventures, an independent global investment firm backed by UnitedHealth Group.

Before he joined Optum Ventures Ash was a lead healthcare investor and Head of Research for Mercia Asset Management PLC. Prior to this, he served as Clinical Technology Director at Babylon Health, a European digital health pioneer.

Ash started his career as an anaesthetics and intensive care doctor in the NHS. He holds a Medical Degree and an MA from the University of Oxford, and is a Member of both the Royal College of Anaesthetists and CFA Institute, London.