Directory Find a Team Member By Category All Categories Capital Partners (2) Governance Committee (1) Operating Committee (4) Underwriters (22) Underwriters (including Leadership) (24) Underwriting Leadership (10) By Locations Bermuda (22) Chicago (6) Dublin (2) London (28) Miami (5) New York (24) Singapore (5) Sydney (3) Zurich (12) By Team By Team By Team Chief Underwriting Executives (3) Portfolio Heads (4) Regional Leadership (0) Specialist Leadership (1) By Line of Business Casualty Insurance (1) Casualty Reinsurance (5) Credit (1) Property (13) Specialty (1) Reset Justin O’Keefe Chief Underwriting Officer - North America & Bermuda Fiona Walden Chief Underwriting Officer - Casualty & Specialty Sven Wehmeyer Chief Underwriting Officer - Europe & Latin America James Riley Global Head – Casualty* John Carty Global Head of Property Catastrophe - US Peter Muirhead Global Head of Property Catastrophe - International Adria Richards Global Head of Property Catastrophe – Assumed Retrocessional & Global Clients Stephen Fahy Global Head - Ceded Reinsurance