Nationwide
Nationwide is the world’s largest building society. It’s a mutual organisation, meaning it is owned by its customers.
It can trace its history back to 1846, and exists in its current form as the result of more than a hundred mergers. Its headquarters are in Swindon.
Nationwide offers a full range of banking products, including current accounts, savings accounts, personal loans, mortgages and credit cards. It also offers home insurance, underwritten by RSA, and life insurance, underwritten by Legal and General.