Endeavour Mining Investor Presentation Deck

★ Sabodala-Massawa mine plan BIOX® Production CIL Production 2022 Guidance mid-point Expected Reserve additions 450Koz 400Koz 350Koz 300Koz 250Koz 200Koz 150Koz 100Koz SABODALA-MASSAWA MINE BIOX® plant construction lifts Sabodala-Massawa mine to top tier status 50Koz OKoz 2021A¹ 2022 ENDEAVOUR MINING 2023 44 2024 2025 Targeting production +400koz per annum (1) Includes pre-acquisition production 2026 2027 2028 2029 2030 2031 373koz/yr Expected average annual production over the next 5 years (2022-2026) $745/oz Expected average annual AISC over the next 5 years (2022-2026) 50

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