<Tr> <Th> Former names </Th> <Td> Burj Dubai </Td> </Tr> <Tr> <Th_colspan="2"> Record height </Th> </Tr> <Tr> <Td_colspan="2"> Tallest in the world since 2008 </Td> </Tr> <Tr> <Th> Preceded by </Th> <Td> Taipei 101 </Td> </Tr>

Who owns the top floor of burj khalifa