33 Grosvenor Street W1K Timeline News and progress updates from 33 Grosvenor Street new development in W1K Post a new milestone The 125-year long leasehold interest in 33 Grosvenor Street has been sold to the Real Assets (RA) Global Opportunity Fund I Limited, reports Grosvenor. The Fund is... 02/03/2016 by Buildington Planning permission granted for: Variation to Condition 1 of planning permission dated 14 December 2010 (RN: 10/08823) for extension of time for the commencement of... 18/07/2013 by Buildington