Keller Group Plc - Director Declaration

For immediate release          6 May 2026 DIRECTOR DECLARATION Keller Group plc announces that Annette Kelleher has been appointed as Non -Executive Director and a member of the Nomination Committee and the Remuneration Committee of Coats Group plc with effect from 1 June 2026. This notification is made in accordance with UK Listing Rule 6.4.9R(2). For further information, please contact: Keller Group plc                  www.keller.com Silvana Glibota-Vigo, Group Head of Secretariat                              020 7616 7575 Notes to editors: Keller is the world's largest geotechnical specialist contractor providing a wide portfolio of advanced foundation and ground improvement techniques used across the entire construction sector. With around 10,000 staff and operations across five continents, Keller tackles an unrivalled 5,500 projects every year, generating annual revenue of c. £3bn. LEI number:   549300QO4MBL43UHSN10 This information was brought to you by Cision http://news.cision.com