William C. SonnebornExecutive Management
Mr. Sonneborn is the President of EIG and a member of the Investment and Executive Committees. Prior to joining EIG, he was a partner of Kohlberg Kravis Roberts & Co. and a member of KKR’s Management Committee. Mr. Sonneborn served as CEO of KKR Asset Management (the public markets side of KKR) as well as CEO and Director of KKR Financial Corporation (NYSE: KFN), a publicly traded specialty finance firm. He also sat on the board of Nephila Capital, a $10 billion Bermuda-based hedge fund in which KKR purchased a stake in 2013. Prior to joining KKR, he was with The TCW Group, Inc., most recently as President and Chief Operating Officer. Previously, he worked at Goldman, Sachs & Co. in New York and Hong Kong, where he focused on mergers & acquisitions for financial institutions. Mr. Sonneborn graduated with honors from Georgetown University. He is involved with a variety of non-profit organizations, serving as a director or trustee of the Georgetown University McDonough School of Business, Lucile Packard Foundation for Children's Health at Stanford University, and the San Francisco Zoo.