蒙特利尔银行（BMO）成立于1817年，是加拿大最古老的法人银行。自成立以来，蒙特利尔银行担任加拿大央行，直到加拿大央行成立1935年。目前，BMO是第四 在加拿大最大的银行 在资产方面，在北美最大的第八位。该银行专注于三个领域，其中包括人员和商业银行业务，投资银行业务和财富管理。它是一家上市公司，其股票在多伦多证券交易所两种（TSX）和纽约证券交易所（NYSE）上市交易。在2018年，该银行产生的$ 23十亿的收入和$ 5.5十亿的利润，资产和ADH价值$ 774十亿。蒙特利尔银行拥有超过1200万个客户和45.454员工。
蒙特利尔银行的总部坐落在INITIALLY圣雅克街 蒙特利尔, 魁北克. Named the Bank of Montreal Head Office, the building was designed British-born architect John Wells and completed in 1847. The building's design was inspired by the former head office of the Commercial Bank of Scotland, which is located Edinburgh and built in a neoclassical style, and the pediment of the building was constructed by Sir John Steele. Between 1901 and 1905, the building was enlarged by New York architectural firm McKim, Mead & White. Although BMO's official headquarters remain in 蒙特利尔, the bank's operational headquarters, referred to as it executive office, was relocated in 1977 to First Canadian Place in Toronto, Ontario, due to political instability in the province of 魁北克.
The Bank of 蒙特利尔 has issued dividends each year without fail since 1829, and even paid out dividends throughout the First World War, Great Depression, Second World War, and financial crisis of 2008. As a resuylt, BMO now holds the world record for the bank with the most extended history of dividend payments. Currently, the bank has expanded into different countries, and in 2010 it became the first Canadian bank to be incorporated in China, where it is traded as BMO ChinaCo. In the same year, the company acquired Marshall & Ilsley of Milwaukee, which was later merged with Harris Bank. The bank also acquired Foreign & Colonial Investment of London in 2014, which was later rebranded as BMO Commercial Property Trust in 2019. BMO currently has more than 1,500 branches in 加拿大 and the United States.