The Canadian Imperial Bank of Commerce is a Canadian multinational banking and financial services corporation headquartered in Toronto, Ontario. The bank is headquartered at Commerce Court in the city's Financial District. CIBC's Institution Number is 010, and its SWIFT code is CIBCCATT. It is one of two Big Five banks founded in Toronto, the other being the Toronto-Dominion Bank. The Canadian Imperial Bank of Commerce was formed through the June 1, 1961, merger of the Canadian Bank of Commerce and the Imperial Bank of Canada, the largest merger between chartered banks in Canadian history. The bank has four strategic business units: Canadian Personal and Business Banking, Canadian Commercial Banking and Wealth Management, U.S. Commercial Banking and Wealth Management, and Capital Markets. It has international operations in the United States, the Caribbean, Asia, and United Kingdom; Globally. CIBC serves more than eleven million clients, and has over 40,000 employees. The company ranks at number 172 on the Forbes Global 2000 listing.