In May 2009 twelve commercial banks existed in the Gambia, including one Islamic bank. The oldest of these, Standard Chartered Bank, dates its presence back to the entry in 1894 of what shortly thereafter became the Bank of British West Africa. In 2005 the Switzerland-based banking group International Commercial Bank established a subsidiary and now has four branches in the country. In 2007 Nigeria's Access Bank established a subsidiary that now has four branches in the country, in addition to its head office; the bank has pledged to open four more. 2008 saw the incorporation of Zenith Bank (Gambia) Limited, a subsidiary of Nigeria's behemoth Zenith Bank Plc, in the country. In May 2009 the Lebanese Canadian Bank opened a subsidiary called Prime Bank.