"Banco Santander, S.A., working as Santander Group, is a Spanish international business financial institution and also financial services business based in Madrid and Santander in Spain. Furthermore, Santander maintains an existence in all global economic centres as the 16th-largest banking organization worldwide. Although recognized for its European financial operations, it has prolonged operations across North and South America, as well as more recently in continental Asia.

Numerous subsidiaries, such as Abbey National, have actually been rebranded under the Santander name. The company is a component of the Euro Stoxx 50 stock exchange index. In May 2016, Santander was ranked as 37th in the Forbes Global 2000 list of the world's most significant public companies. Santander is Spain's largest bank.

As of 2017, Santander is the 5th largest bank in Europe with around US$ 1.4 trillion in overall assets-under-management (AUM). [3] Traded on the Euro Stoxx 50 securities market index, the bank has a total market capitalization of $69.9 billion."