b'G O L D M I N E S BORDEN GOLD MINE (PORCUPINE MINES) CT GOLD MINENewmont Corp.Porcupine Gold Mines IAMGOLD Corp. gold producer undergroundgold producer open pitMailing Address4315 Gold Mine Road,Mailing AddressGogama, ONP0M 2X0South Porcupine, ONP0N 1H0 Tel: (416) 360-4710Tel: (705) 235-6589 Websitewww.iamgold.comFax: (705) 235-6551 Mine ManagerEric Gosselin, Mine ManagerWebsitewww.newmont.com Production Rate37,200 tonnes per day (mill capacity)Mine ManagerDawid Pretorius, Mine General Manager,Production2024199,000 ounces of gold Porcupine Mines Operations (management projection)Production Rate9,600 tonnes per day (Porcupine Mines2025380,000 ounces of gold Operations combined), 9,979 tonnes per(management projection)day (mill capacity) Resources606,073,000 tonnes at 0.84 g/t gold, Production2021103,524 ounces of goldcontaining 16,487,000 ounces of gold 2022115,859 ounces of gold(Measured and IndicatedDecember 2023120,046 ounces of gold 2023)2024270,000 ounces of gold184,491,000 tonnes at 0.70 g/t gold, (management projection for Porcupinecontaining 4,164,000 ounces of gold Mines Operations combined) (InferredDecember 2023)2025260,000 ounces of gold (estimateOpened2024for Porcupine Mines OperationsLife of Mine2042combined) EmploymentApproximately 450 Resources100,400,000 tonnes at 1.86 g/t gold,NotesIAMGOLD Inc.s Ct Gold Project containing 6,000,000 ounces of goldachieved commercial production in (Measured and IndicatedDecemberAugust 2024 and is expected to produce 2023 for Porcupine Mines Operations495,000 ounces of gold per year during combined) its first six years of operation, reducing 62,200,000 tonnes at 1.71 g/t gold,to 365,000 ounces per year for the containing 3,400,000 ounces of goldremainder of its life of mine. Since (InferredDecember 2023 for Porcupineentering production, Ct has produced Mines Operations combined) 103 koz of Au at a head grade of 1.39 g/t Opened2019 Au. The deposit has 7.17 million ounces of Life of Mine2027 gold in reserve at Ct at 0.96 g/t Au and Employment764 full-time employees and 300 contract13.55 million ounces in resource between staff (for Porcupine Mines OperationsCt and Gosselin at a grade of 0.86 g/t combined)Au. The operation is currently focused NotesThe Porcupine Mines operations includeon the safe ramp-up of production the Hoyle Pond, Hollinger and Bordenand achieving full mill capacity, while Lake mines as well as the Dome mill.exploration is focused on delineation As of September 30, 2024, Porcupinedrilling at Gosselin, in addition to other Mines has produced 219,000 oz for thisnear mine and greenfields exploration year at a head grade of 3.322 g/t Au. Asprograms.of December 31, 2023, Porcupine had a combined reserve of 32.7 million tonnes at a grade of 2.10 g/t Au and for a total of 2.2 million oz Au and a resource of 67.7 million tonnes at a grade of 1.74 g/t for a total of 3.8 million oz. In 2024, Newmont announced the plan to divest six non-core assets, of which Porcupine is one. ONTARIO MINING AND EXPLORATION DIRECTORY AND RESOURCE GUIDE 2025 11'