The Bank of New York Mellon Corporation, commonly referred to as BNY Mellon, is an American multinational banking and financial services corporation formed on July 1, 2007, as a result of the merger of The Bank of New York and Mellon Financial Corporation. The company has US$1.6 trillion in assets under management and US$27.9 trillion in assets under custody and/or administration thereby being the largest deposit bank in the world. The company employs 50,300 staff as of December 2014 worldwide and operates in six primary financial services sectors including advisory services, asset management, asset servicing, broker-dealer, issuance services, treasury services and wealth management. It is the oldest banking corporation in the United States, with origins stretching back to the establishment of the Bank of New York in 1784 by Alexander Hamilton.