The Royal Bank of Canada, operating as RBC Financial Group, is the largest financial institution in Canada. The bank serves 18 million clients and has 80,100 employees worldwide. The company corporate headquarters are located in Montreal, Quebec, and its operational head office in Toronto, Ontario. The bank was founded in 1864 in Halifax, Nova Scotia. RBC's Institution Number (or bank number) is 003.In Canada, the bank's personal and commercial banking operations are branded as RBC Royal Bank in English and RBC Banque Royale in French and serves approximately ten million clients through its network of 1,209 branches. RBC Bank was the U.S. banking subsidiary with 439 branches across six states in the Southeast, which served more than a million customers. RBC also has 127 branches across seventeen countries in the Caribbean, which serve more than 1.6 million clients. RBC Capital Markets is RBC's worldwide investment and corporate banking subsidiary, while the investment brokerage firm is known as RBC Dominion Securities. Investment banking services are also provided through RBC Bank and the focus is on middle market clients.