Prior to joining Chord Re, Stefan worked as Managing Director and Head of Aspen Re, London. He ran the London reinsurance business across all lines including Property, Specialty and Casualty. He was also responsible for Global Clients for Aspen from 2013 to 2017. Prior to this, Stefan was the Chief Underwriting Officer of Aspen Insurance Ltd. in Bermuda. Stefan joined Wellington Plc. in 1999 after graduating from LSE.