Pennon Group Plc has announced a change in its auditor, following a formal tender process overseen by its Audit Committee. The Board has endorsed the recommendation to appoint PricewaterhouseCoopers LLP as the Group's auditor for the year ending 31 March 2025. Ernst & Young LLP, the current auditor, will continue in the role until that time and will undertake the Group audit for the year ending 31 March 2024. The change will be effective after the conclusion of the Company's 2024 AGM. For further information, contact details have been provided for Pennon Group plc.