13-14 Hanover Street Mayfair W1S Timeline News and progress updates from 13-14 Hanover Street new development in Mayfair W1S Post a new milestone O’Keefe Demolition is nearing the completion of the enabling-works contract at 13-14 Hanover Street in Mayfair. Nearly the entire structure has been demolished,... 30/03/2022 by Buildington