<Table> <Tr> <Th_colspan="2"> One World Trade Center </Th> </Tr> <Tr> <Td_colspan="2"> One and Two World Trade Center pictured at night in July 2001 . One World Trade Center is on the left, with its antenna clearly visible . </Td> </Tr> <Tr> <Td_colspan="2"> Wikimedia © OpenStreetMap </Td> </Tr> <Tr> <Th> Alternative names </Th> <Td> <Ul> <Li> 1 WTC </Li> <Li> North Tower </Li> <Li> WTC 1 </Li> <Li> Building A </Li> <Li> Building 1 </Li> <Li> Tower 1 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> General information </Th> </Tr> <Tr> <Th> Status </Th> <Td> Destroyed </Td> </Tr> <Tr> <Th> Location </Th> <Td> West Street, New York, NY 10048, United States </Td> </Tr> <Tr> <Th> Construction started </Th> <Td> August 6, 1968 </Td> </Tr> <Tr> <Th> Topped - out </Th> <Td> December 23, 1970 </Td> </Tr> <Tr> <Th> Completed </Th> <Td> 1972 </Td> </Tr> <Tr> <Th> Opened </Th> <Td> December 15, 1970 </Td> </Tr> <Tr> <Th> Inaugurated </Th> <Td> April 4, 1973 </Td> </Tr> <Tr> <Th> Destroyed </Th> <Td> September 11, 2001 </Td> </Tr> <Tr> <Th> Owner </Th> <Td> Port Authority of New York and New Jersey </Td> </Tr> <Tr> <Th> Management </Th> <Td> Silverstein Properties </Td> </Tr> <Tr> <Th_colspan="2"> Height </Th> </Tr> <Tr> <Th> Antenna spire </Th> <Td> 1,730 ft (530 m) </Td> </Tr> <Tr> <Th> Roof </Th> <Td> 1,368 ft (417 m) </Td> </Tr> <Tr> <Th_colspan="2"> Technical details </Th> </Tr> <Tr> <Th> Floor count </Th> <Td> 110 </Td> </Tr> <Tr> <Th> Floor area </Th> <Td> 4,300,000 sq ft (400,000 m) </Td> </Tr> <Tr> <Th> Lifts / elevators </Th> <Td> 99 </Td> </Tr> <Tr> <Th_colspan="2"> Design and construction </Th> </Tr> <Tr> <Th> Architect </Th> <Td> <Ul> <Li> Minoru Yamasaki </Li> <Li> Emery Roth & Sons </Li> </Ul> </Td> </Tr> <Tr> <Th> Structural engineer </Th> <Td> Leslie E. Robertson (Worthington, Skilling, Helle, and Jackson) </Td> </Tr> <Tr> <Th_colspan="2"> References </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> One World Trade Center </Th> </Tr> <Tr> <Td_colspan="2"> One and Two World Trade Center pictured at night in July 2001 . One World Trade Center is on the left, with its antenna clearly visible . </Td> </Tr> <Tr> <Td_colspan="2"> Wikimedia © OpenStreetMap </Td> </Tr>

List of companies in the world trade center