Dominic has been chairman of the Royal Free London NHS Foundation Trust since 2010. At the Royal Free he has led the board through authorisation as a foundation trust in 2012, acquisition of Barnet and Chase Farm Hospitals NHS Trust in 2014 and accreditation in 2016 as a hospital chain under the NHS Vanguard programme.
Since 2009 he has also been a director of UCL Partners, the academic health science partnership.
He was formerly an executive director of the Children's Investment Fund Foundation, a children’s charity. Prior to that he was a managing partner of Marakon Associates, a strategy consulting firm.