<Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (August 2011) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (August 2011) (Learn how and when to remove this template message) </Td> </Tr> <Table> <Tr> <Th_colspan="2"> Winfield House </Th> </Tr> <Tr> <Td_colspan="2"> Winfield House 1936 </Td> </Tr> <Tr> <Th_colspan="2"> General information </Th> </Tr> <Tr> <Th> Architectural style </Th> <Td> Neo-Georgian </Td> </Tr> <Tr> <Th> Location </Th> <Td> Regent's Park London, England, United Kingdom </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 51 ° 31 ′ 51" N 0 ° 09 ′ 52" W ﻿ / ﻿ 51.5308 ° N 0.1644 ° W ﻿ / 51.5308; - 0.1644 Coordinates: 51 ° 31 ′ 51" N 0 ° 09 ′ 52" W ﻿ / ﻿ 51.5308 ° N 0.1644 ° W ﻿ / 51.5308; - 0.1644 </Td> </Tr> <Tr> <Th> Current tenants </Th> <Td> United States Ambassador to the United Kingdom and family (since 1955) </Td> </Tr> <Tr> <Th> Construction started </Th> <Td> 20th century </Td> </Tr> <Tr> <Th> Completed </Th> <Td> 20th century </Td> </Tr> <Tr> <Th> Owner </Th> <Td> United States government </Td> </Tr> <Tr> <Th_colspan="2"> Design and construction </Th> </Tr> <Tr> <Th> Architect </Th> <Td> Leonard Rome Guthrie </Td> </Tr> <Tr> <Th> Architecture firm </Th> <Td> Wimperis, Simpson and Guthrie </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Winfield House </Th> </Tr>

Where does the american ambassador live in london