Ulster Bank, one of the Big Four in Ireland is a large commercial bank. Whilst its main base is in Belfast, in Northern Ireland, the bank also maintains a large sector of the financial services throughout the Island of Ireland, i.e. includes the Republic of Ireland. The bank also has operations in the Isle of Man. The Bank is currently owned by the Royal Bank of Scotland whilst it retains the logo of its former owner NatWest, the three chevrons. Ulster Bank offers the Laser payment system.