The Santander Group /ˌsɑːntɑːnˈdɛər/ is a Spanish banking group centered on Banco Santander, S.A. (Spanish: [ˈbaŋko santanˈder]) and is the largest bank in the eurozone by market value. It is one of the largest banks in the world in terms of market capitalization. As its name suggests, the company originated in Santander, Cantabria, Spain.
The group has expanded since 2000 through a number of acquisitions, with operations across Europe, Latin America, North America and Asia. Many subsidiaries, such as Abbey National, have been rebranded under the Santander name.
The company is a component of the Euro Stoxx 50 stock market index. In April 2013, Santander was ranked as 43rd in the Forbes Global 2000 list of the world's largest companies. (Source: Wikipedia)