Great Portland Estates PLC 22 December 2006 22 December 2006 Great Portland Estates plc voting rights and capital In conformity with the Transparency Directive's transitional provision 6 we would like to notify the market of the following: Great Portland Estates plc's issued share capital consists of 164,223,515 ordinary 12.5p shares with voting rights. No ordinary shares are held in Treasury. The above figure of 164,223,515 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or change to their interest in, Great Portland Estates plc under the FSA's Disclosure and Transparency Rules. Contacts: Great Portland Estates plc Desna Martin, Company Secretary 020 7647 3093 This information is provided by RNS The company news service from the London Stock Exchange