Curriculum vitae

Jeffrey C. O'Shaughnessy, JD

Jeffrey C. O’Shaughnessy
Jeffrey C. O'Shaughnessy, JD
Senior Vice President and Head of Treaty Division

Jeffrey C. O’Shaughnessy, JD, is senior vice president and Head of the Treaty Division. He manages HSB’s assumed reinsurance business and oversees the division’s products, underwriting and relationships with client insurance companies and strategic partners. In his role, he is focused on delivering innovative product and service solutions that align HSB’s capabilities with clients’ strategies and objectives, as well as helping clients generate revenue and positioning them to better respond to today’s emerging risks.

Throughout his time at HSB, he has been involved with several initiatives in the area of technology and data designed to provide new solutions to improve clients’ profitability.

Mr. O’Shaughnessy served as global chief underwriting officer at HSB from February 2017 – September 2020. He was responsible for defining the group’s underwriting appetite, ensuring that the portfolio of business stays true to that appetite, empowering the field underwriting organization to make decisions within that framework and managing the underwriting services organization.

He joined HSB in December 2002 as assistant vice president of product development. In this capacity, he led the development and enhancement efforts of a number of HSB’s strategic products. From 2012 to 2017, Mr. O’Shaughnessy served as the chief underwriting officer of HSB’s Treaty division in charge of Treaty underwriting and product management. Mr. O’Shaughnessy has also served as a member of the board of directors of HSB’s international insurance affiliates, HSB Canada and HSB U.K.

Prior to joining HSB, he spent four years at Royal & SunAlliance and four years at American International Group in various underwriting management roles in Boston, Mass.

Mr. O’Shaughnessy holds an undergraduate degree in history from Boston College and a law degree from Suffolk University in Boston, Mass.