<P> In November 2009 , the U.S. government conditionally agreed to sell the lease of the Grosvenor Square Chancery Building to Qatari real - estate investment firm Qatari Diar , which in 2007 purchased the Chelsea Barracks . Though the price was undisclosed , the lease 's worth was estimated at £ 500 million in July 2000 . The development value of the property was reduced when the building was given Grade II listed status , requiring developers to maintain its current design . The building is now one of Mayfair 's 238 listed buildings and monuments . In 2016 plans were approved for the conversion of the building into a hotel . </P>
<P> In November 2009 , the U.S. government conditionally agreed to sell the lease of the Grosvenor Square Chancery Building to Qatari real - estate investment firm Qatari Diar , which in 2007 purchased the Chelsea Barracks . Though the price was undisclosed , the lease 's worth was estimated at £ 500 million in July 2000 . The development value of the property was reduced when the building was given Grade II listed status , requiring developers to maintain its current design . The building is now one of Mayfair 's 238 listed buildings and monuments . In 2016 plans were approved for the conversion of the building into a hotel . </P>
who bought the old american embassy in london
who bought the old american embassy in london
Qatari Diar
Qatari Diar