Great Portland Estates PLC 20 October 2006 Notice of Results Great Portland Estates plc advises that it will announce its interim results for the six months to 30 Sept 2006 on Tuesday 14 November 2006. Enquiries Great Portland Estates plc: Desna Martin - 020 7647 3093 Finsbury Group: Gordon Simpson - 020 7251 3801 This information is provided by RNS The company news service from the London Stock Exchange