Simplify the following text for a Grade 9 native English-speaking person.
Original: Costa Coffee is a coffeehouse company based in the United Kingdom founded in 1971 by Italian brothers Sergio and Bruno Costa , as a wholesale operation supplying roasted coffee to caterers and specialist Italian coffee shops .
Simplified: Costa Coffee is a coffee house company in the United Kingdom . It was started in 1971 by Italian brothers , Vilas Costa , supplying roasted coffee to caterers and specialist Italian coffee shops .