Bonnie L. Howard became a director of Assured Guaranty Ltd. in August 2012.

Ms. Howard has more than 30 years of experience in credit, risk management and financial reporting policies. She worked at Citigroup, Inc. from 2003 to 2011, serving as Chief Auditor from 2004 to 2011 and Global Head of Control and Emerging Risk from 2010 to 2011, leading a team of over 1,500 professionals covering $1.9 trillion of assets in over 100 countries, until her retirement in 2011. She was previously Managing Director of Capital Markets Audit at Fleet Boston Financial and a Managing Director at JPMorgan in the roles of Deputy Auditor and head of Global Markets Operational Risk Management. Ms. Howard is a certified public accountant in the United States and has over a decade of experience with KPMG and Ernst & Young.

Ms. Howard serves on the board of directors of Artisan Partners Fund, where she chairs the Audit Committee. Ms. Howard previously served on the board of directors of BMO Financial Corp., where she was a member of the Audit Committee, and the board of directors of BMO Harris Bank N.A., where she chaired the Directors’ Trust Committee and the Audit Committee, until April 2018.