Simplify the following text for a Grade 8 native English-speaking person.
Original: Virgin Atlantic Airways Limited ( operating as Virgin Atlantic ) is a British airline owned by Sir Richard Branson 's Virgin Group ( 51 % ) and Singapore Airlines ( 49 % ) .
Simplified: Virgin Atlantic Airways Ltd. ( running as Virgin Atlantic ) is an airline that is based in the United Kingdom . Virgin Atlantic is owned by 2 companies : Virgin Group and Singapore Airlines .