The new high street bank began life in 2010 and was founded by American Vernon Hill who originally found success with Commerce Bank in the 1970s. Metro Bank prides itself on its customer-focused strategy and calls itself a "banking revolution" at a time when its peers are being closely investigated by financial watchdogs. Read More The world's 10 safest banks It now has 30 branches across Greater London and is open seven days a week, 362 days a year, with customers also being allowed to access ATM vestibules during night hours.