69 Grosvenor Street Mayfair W1K Timeline News and progress updates from 69 Grosvenor Street new development in Mayfair W1K Post a new milestone The SoftBank Vision Fund has opened a new office at 69 Grosvenor Street, reports Bloomberg. The company is leasing the space from a private investor, who took out a... 12/12/2016 by Buildington Grosvenor has sold the 125-year leasehold interest in 69 Grosvenor Street to a private investor for £35m. Completed last year, 69 Grosvenor Street was transformed by... 12/03/2016 by Buildington 69 Grosvenor Street has been transformed into high-end offices designed by Grosvenor’s interiors team. Find out more at www.69grosvenorstreet.com. Via Evening... 21/02/2015 by Buildington