Investor Presentaiton

OTHER ASSETS PROVIDE OPTIONALITY First Mining owns several wholly owned and joint venture projects that provide optionality Pickle Crow (30%) FireFly • METALS . Description Operated by FireFly Metals (ASX:FFM) Located in Ontario FireFly has right to earn up to an additional 10% interest for C$3M cash Resource Profile • 1.23 Moz Inferred Resource • Of this, 369 koz attributable to First Mining Hope Brook (20%) BIG RIDGE -GOLD CORP- • Operated by Big Ridge Gold (TSXV:BRAU) • Located in Newfoundland • • First Mining JV interest free carried to a feasibility study • • . Cameron (100%) G FIRST MINING GOLD • Treasury Metals TREASURY METALS Inc. • • Other Details G FIRST MINING GOLD First Mining JV interest free carried to decision to mine 1.2 Moz Indicated Resource and 231 koz Inferred Resource Of this, 241 koz Indicated Resource and 46 koz Inferred Resource attributable to First Mining' C$2M payable to First Mining on commercial production Wholly owned and operated by First Mining Located in Ontario approximately 80 km north of New Gold's Rainy River mine 53k ha land package • 464 koz Measured & Indicated Resource and 533 koz Inferred Resource Goliath Gold Complex wholly owned and operated by Treasury Metals (TSX:TML) Located in Ontario First Mining owns 20M shares of TML TML acquired First Mining's former Goldlund project in 2020 to create the current complex TSX: FF | OTCQX: FFMGF | FRANKFURT: FMG | www.firstmininggold.com • • 2.1 Moz Measured & Indicated Resource and 0.8 Moz Inferred Resource · • Consolidated strategic part of Cameron project by acquiring East Cedartree claims C$2.5M payable to First Mining on receipt of permits at Goldlund C$2.5M payable to First Mining upon extraction of 300,000 t of ore at Goldlund Sold 1.5% NSR royalty on Goldlund to Sprott Streaming and Royalty in December 2022 for C$9.5M | 32

View entire presentation