State Street Corporation Chairman and Chief Executive Officer Ronald E. Logue to Speak at Smith Barney Citigroup Financial Services Conference

January 14, 2005

BOSTON--(BUSINESS WIRE)--Jan. 14, 2005--State Street Corporation (NYSE: STT) announced today that chairman and chief executive officer Ronald E. Logue will speak at the Smith Barney Citigroup Financial Services Conference on Wednesday, January 26, at 10:45 a.m. EST.

The presentation will be accessible on State Street's investor relations home page at www.statestreet.com/stockholder. A recorded replay of the presentation will be available on the Investor Relations website beginning later that day.

State Street Corporation is the world's leading specialist in providing institutional investors with investment servicing, investment management, and investment research and trading. With $9.0 trillion in assets under custody and $1.2 trillion in assets under management (as of September 30, 2004), State Street is headquartered in Boston, Massachusetts and operates in 24 countries and 100 markets worldwide. For more information, visit State Street's web site at www.statestreet.com or call 877/639-7788 (NEWS STT) toll-free in the United States and Canada, or +1 202/266-3340 outside those countries.

    CONTACT: State Street Corporation
             S. Kelley MacDonald, 617-664-3477
             or
             Hannah Grove, 617-664-3377 (Media)

    SOURCE: State Street Corporation