Standbrook House Mayfair W1S Timeline News and progress updates from Standbrook House new development in Mayfair W1S Post a new milestone NFU Mutual has secured 3 new lettings at its newly refurbished Standbrook House office building, reports Montagu Evans. Propco Tritax, foreign exchange specialist... 09/08/2015 by Buildington Standbrook House on Old Bond Street in Mayfair, London W1 - new on Buildington! 16/06/2014 by Buildington