Endeavour Mining Investor Presentation Deck

NEAR-TERM EXPLORATION FOCUS Focused on Delya South, Matiba, Makana and Kaviar targets INSIGHTS > An exploration programme of $15.0 million is planned for FY-2022, of which $3.8 million was spent in Q1-2022 comprised of approximately 27,500 meters of drilling. > During Q1-2022, drilling activities were focused on the Delya South, Matiba, Makana and Kaviar advanced exploration targets and other early-stage targets within the Massawa area. > At Delya South high-grade non-refractory mineralisation has been identified along the Main Transcurrent Shear Zone, a major north-northeast trending first order structure running through the Massawa Permit. > During Q2-2022, the exploration programme will aim to grow the non-refractory oxide ore resource at Delya South and the non-refractory fresh ore resources at Sofia North Extension, and follow up on drilling results at other prospective targets including Kaviar, Tiwana-Thianga, Soma and Kawsara all located in the Massawa and northern Kanoumba area. Sabodala-Massawa Plan Map AN ‒‒‒‒‒‒‒‒‒‒ 25 km from plant ·‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒ 30 km fr plant SABODALA PLANT Sofia North Ext. Goulouma SOFIA SABODALA Sabodala Nyakafiri Kaviar Bambaraya Makana 2 Makana 1 Kawsara Thianga Soba Tiwana Tina km MASSAWA 15 DELYA Délya,South & Samina ENDEAVOUR MINING Deposits Targets Exploration Permit Mining Permits 54

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