Bank Leumi בנק לאומי | 29,440 followers on LinkedIn. Established in 1902, Leumi is Israel’s oldest banking corporation and one of the leading and largest corporations in the Middle East. The Leumi Group operates 268 branches throughout Israel, in addition to branches and offices located in key financial centers across the globe. Leumi provides a wide spectrum of high quality banking services to all types of customers, starting with households, through small and middle-market businesses, and up to large corporations.