Endeavour Announces Director Declaration

DIRECTOR DECLARATION London, 4 June 2026 – Endeavour Mining plc (LSE:EDV, TSX:EDV, OTCQX:EDVMF) (“the Company”) announces, in accordance with UK Listing Rule 6.4.9R, that Cathia Lawson-Hall, Non-Executive Director of the Company, has been appointed with effect from 3 June 2026, as a Non-Executive Director of Ecobank Transnational Incorporated, listed on the Nigerian, Ghanaian and Bourse Régionale des Valeurs Mobilières stock exchanges. CONTACT INFORMATION For Investor Relations Enquiries: For Media Enquiries: Jack Garman Brunswick Group LLP in London Vice President of Investor Relations Carole Cable, Partner +44 203 011 2723 +44 7974 982 458 investor@endeavourmining.com ccable@brunswickgroup.com   ABOUT ENDEAVOUR MINING PLC Endeavour Mining is one of the world's senior gold producers and the largest in West Africa, with operating assets across Senegal, Cote d'Ivoire and Burkina Faso and a strong portfolio of advanced development projects and exploration assets.