Directorate Change

Northumbrian Water Group PLC 18 March 2005 18 March 2005 Northumbrian Water Group plc Notice of resignation and appointment of Directors Alain Chaigneau, a non-executive director nominated by Suez Environnement UK Limited, a subsidiary of Suez SA, which is entitled to nominate two directors for appointment to the Company's Board, has resigned with effect from 17 March 2005. Suez Environnement UK Limited has nominated Christophe Cros as a replacement non-executive director and the Company's Nomination Committee and Board have approved the appointment with effect from the same date. In relation to his appointment as a director of the Company and in accordance with the obligations of 16.4 of the FSA Listing Rules, Christophe Cros has declared the following: 1. In relation to other directorships of publicly listed companies, currently held or held in the last 5 years, that he holds no such appointments. 2. In relation to the information required to be disclosed under section 6.F.2 (b) to (g) of the FSA Listing Rules, that there is no such information to be disclosed. 3. That at the date of his appointment he held no shares in Northumbrian Water Group plc. It is also intended that Christophe Cros will join the Treasury Committee. Northumbrian Water Limited Notice of resignation and appointment of Directors Alain Chaigneau, a non-executive director, has resigned with effect from 17 March 2005 and Christophe Cros has been appointed as a replacement non-executive director with effect from the same date. It is also intended that Christophe Cros will replace Alain Chaigneau on the Audit Committee. Further Enquiries: Finsbury 020 7251 3801 Rollo Head Mark Harris Anthony Silverman This information is provided by RNS The company news service from the London Stock Exchange
UK 100

Latest directors dealings