Isbank Bank, the first national commercial bank in Turkey, was established in 1924, by order of Mustafa Kemal Ataturk, and is the first bank established by the Turkish Republic, and the aim of its establishment was to rebuild the Turkish economy, and the main branch is located in Levent - Istanbul and provides its services through a network Of the branches, it reaches 1,354 local branches, and it also provides services in the Middle East, Europe, and Asia regions, the bank started with a capital of one million Turkish liras, and it reached 26.04 billion Turkish liras.