Abbey National

Abbey National plc was a UK-based bank and former building society, which latterly traded under the Abbey brand name. It became a wholly owned subsidiary of Grupo Santander of Spain in 2004, and was rebranded as Santander in January 2010, forming Santander UK along with the savings business of the former Bradford & Bingley. Before the takeover, it was a constituent of the FTSE 100 Index.