Sonali Bank is one of the largest commercial bank in Bangladesh. It is a public limited company. It was started from 1972 under the Bangladesh bank. It has total 1201 branches.

AB Bank Limited is the first private sector bank was incorporated as a public limited company in Bangladesh on 31st December 1981 under the Companies Act, 1913 as Arab Bangladesh Bank Limited. AB Bank Limited listed in the Dhaka Stock Exchange (DSE) Ltd and Chittagong Stock Exchange (CSE) Ltd and security code: AB Bank.