STT State Street Corporation

State Street Corporation (NYSE: STT), the world�s leading provider of financial services to institutional investors, today announced two new appointments who will be responsible for continued outreach to the US public funds market. Mark Doherty has been appointed vice president of State Street�s institutional investor sales team and Michael Pettit has been named vice president of client management. Doherty, who will be based in New York, joins State Street from Northern Trust, where he was senior sales representative responsible for local and national government entities and insurance companies. Prior to this role, he was a senior sales representative and relationship manager with Bank of New York for more than three years. Prior to joining State Street, Pettit was a senior relationship manager at Northern Trust covering public fund and Taft Hartley pension and health plans for more than four years. Previous to this role, he spent more than a decade with Bankers Trust/Deutsche Bank in the client services group. Pettit will be based in Los Angeles. �Michael and Mark are key additions to our growing public fund organization,� said Jay Carty, senior vice president and head of sales for State Street�s institutional investor services team. �Their extensive experience and industry knowledge will help State Street expand its leadership position in this important market.� State Street is the leading provider of services to the US public fund market, providing solutions for more than 40 percent of the industry. Further building on its team of experts, State Street announced the appointment of Catherine Williams to the Chicago office of State Street�s US public fund sales team in March of 2007. Williams also joined State Street from Northern Trust. State Street Corporation (NYSE: STT) is the world's leading provider of financial services to institutional investors including investment servicing, investment management and investment research and trading. With $15.3 trillion in assets under custody and $2 trillion in assets under management at December 31, 2007, State Street operates in 26 countries and more than 100 geographic markets worldwide. For more information, visit State Street�s web site at www.statestreet.com.