REG — Great Portland Ests. — Director Declaration

For best results when printing this announcement, please click on link below: RNS Number: 3739V Great Portland Estates plc 18 September 2026 18 September 2026 Great Portland Estates plc Director Declaration In accordance with UK Listing Rule 6.4.9R(2), Great Portland Estates plc (the "Company") announces that Emma Woods, a Non-Executive Director of the Company, has been appointed as a Non-Executive Director of Saga plc with effect from 18 September 2026. Contact: Great Portland Estates plc Darren Lennark General Counsel & Company Secretary 020 7647 3000 LEI Number: 213800JMEDD2Q4N1MC42 This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com (mailto:rns@lseg.com) or visit ( ). RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part