JPMorgan Chase Bank, N.A., doing business as Chase, is an American national bank headquartered in New York City that constitutes the consumer and commercial banking subsidiary of the U.S. multinational banking and financial services holding company, JPMorgan Chase. The bank was known as Chase Manhattan Bank until it merged with J.P. Morgan & Co. in 2000. Chase Manhattan Bank was formed by the merger of the Chase National Bank and the Manhattan Company in 1955. The bank merged with Chemical Bank New York in 1996 and later merged with Bank One Corporation in 2004 and in 2008 acquired the deposits and most assets of Washington Mutual. In May 2023, it acquired the assets of First Republic Bank.

JPMorgan Chase & Co. is an American multinational finance company headquartered in New York City and incorporated in Delaware. It is the largest bank in the United States and the world's largest bank by market capitalization as of 2023. As the largest of Big Four banks, the firm is considered systemically important by the Financial Stability Board. Its size and scale have often led to enhanced regulatory oversight as well as the maintenance of an internal "Fortress Balance Sheet". The firm is headquartered at 383 Madison Avenue in Midtown Manhattan and is set to move into the under-construction JPMorgan Chase Building at 270 Park Avenue in 2025.