State Street

State Street is a global financial services firm based in the United States that offers investment management, research and trading services through its subsidiaries: State Street Global Advisors (SSgA), State Street Global Market (SSGM) and State Street Global Services (SSgAs). State Street was established in 1792 and today has offices in 29 countries and a worldwide staff of 29,000. State Street also offers fixed-income products and exchange-traded funds. Its clients include mutual funds, investment managers, corporations, pension funds and individuals.

Their head office address is: State Street Corporation, Corporate Headquarters, State Street Financial Center, One Lincoln Street, Boston, Massachusetts 02111, United States

They can be contacted by telephone: 617-786-3000

Source: http://www.statestreet.com/