Bank Name: Citigroup.
Type: Public.
Founded: October 8, 1998.
Headquarters: 388–390 Greenwich St. New York City, New York, U.S.
The American multinational investment bank and financial services provider Citigroup Inc., also known as Citi, has its corporate headquarters in New York City. As one of the “Big Four” United States financial institutions, along with JPMorgan Chase, Bank of America, and Wells Fargo, Citigroup is the third-largest banking institution in the United States.