Directorate change

18 May 2026

Hill & Smith PLC

Notification in accordance with listing rule 6.4.9R

Hill & Smith PLC (the 'Company'), a leading provider of solutions that enhance the resilience of vital infrastructure and the built environment, announces that Tony Quinlan, Senior Independent Director, will be joining the Board of Harworth Group plc as independent Non-Executive Director with effect from 1 June 2026. On appointment, Tony will also become a member of the Audit and Remuneration committees.

For further information, please contact:

Karen Atterbury

Group Company Secretary                                                                  Tel:  +44 (0)121 704 7430