Stephen G. Thieke

Stephen Thieke served as chairman of Portfolio's board "of directors from our inception in 1998 until June 2004 and was re-elected to serve as one of our directors in April 2007. From August 1989 to July 1999, Mr. Thieke worked for JPMorgan in a variety of senior management positions, including head of fixed income, business co-head of global markets, president and chairman of JPMorgan Securities, Inc. and head of the corporate risk management group. Mr. Thieke served on the board of directors of the Financial Services Authority of the United Kingdom. Mr. Thieke is a member of the board of directors of PNC Financial Services Group Inc., a regional bank headquartered in Pittsburgh, Pennsylvania. Mr. Thieke holds a B.A. degree from Manhattan College."