Nationwide
Nationwide is the world’s largest building society. With no shareholders, it has proudly represented its members for over 160 years. Nationwide’s ‘On Your Side’ approach means that its 15 million members are amongst the most satisfied customers for current accounts, savings and mortgages on the high street.
(Source: GfK NOP Financial Research Survey (FRS), extremely/very satisfied customers, three months ending December 2011)