Société Bancaire du Liban S.A.L. (Arabic: سوستيه بانكر دو لبنان)(former Banque Zilkha) was a Lebanese bank, founded in 1958, and headquartered in Sassine square, Achrafieh, Beirut. The bank was founded by the Bashi and Lawi families.[1] On 31 December 2002, the bank merged into First National Bank SAL.[2][3]