53 slides from Northstar Gold Corp. Class A's investor presentation, Mar 12, 2026
Slide 1: Near-Term Surgical Copper Mining and Gold Exploration at the Miller Copper-Gold Property
Near-Term Surgical Copper Mining and Gold Exploration at the Miller Copper-Gold Property Corporate Presentation CSE: NSG OTC: NSGCF FSE: 3WV March 12, 2026
Slide 2: Forward Looking Statement
Forward Looking Statement Statements in this corporate presentation contain forward looking information including expectations of future production and commodity prices, drilling and exploration plans, timing and amounts of capital expenditures and future expenditure levels. Readers are cautioned th
Slide 3: Flagship Project - 100%-owned Miller Copper-Gold / Rosegrove Properties
Flagship Project - 100%-owned Miller Copper- Gold / Rosegrove Properties Near-surface Allied Syenite intrusion- hosted gold-telluride and high-grade Cam Copper Mine Cu-Au-Ag-Mo VMS exploration and development projects situated 18 km southeast of Kirkland Lake, Ontario Other Projects (Available for O
Slide 4: Capitalization & Ownership Profile
Northstar Gold Corp. Shareholder Profile Capitalization & January, 2026 Ownership Profile 7% 22% Capitalization (C$, millions, except per share) 60% 10% 1% Basic Shares Outstanding (Approximately) 142.9 Warrants (Avg, $0.07)* 44.5 Options Options 12.9 Warrants Fully Diluted Shares Outstanding 200.3
Slide 5: Board of Directors, Special Advisor & Management
Board of Directors, Special Advisor & Management Brian P. Fowler, Director, President & CEO Mike Sutton – Special Advisor o 45 years experience as a mining executive, analyst, exploration o 35 years as an exploration geologist at major gold camps manager and consulting geologist. (Witwatersrand, Tim
Slide 6: KL District Copper / Gold Properties
KL District Copper / Gold Properties ▪ 100%-owned, 2,250 ha land package in the heart of the Kirkland Lake District ▪ $7.0M exploration expenditures and 13,700m drilled at Miller Property during past 6 years ▪ 2 - Copper and Gold Exploration Target Studies reported to date ▪ Cam Copper Mine Zone 2 p
Slide 7: Miller Copper-Gold and Rosegrove Properties
Miller Copper-Gold and Rosegrove Properties ▪ Located 18 KM southeast of the Macassa Mine Cam Copper Mine ▪ Cam Copper - 2023/2024 & 2025 Zone 2 drilling confirms multiple high-grade, VMS copper, gold, silver, molybdenum stratiform horizons at Cam Copper Mine (14.8% Cu/2.5m) ▪ Untested 2 km Cu-Zn-Au
Slide 8: Miller Copper-Gold Property Project Areas
Miller Copper-Gold Hunan Nonferrous (Allied Gold Zone) & Novamera Property Surgical Mining (Cam Copper Mine) Project Areas ▪ Sept 19, 2024 Chinese Hunan Nonferrous MOU focused on drilling up to 10,000m at the Allied Gold Zone to develop a NI43-101 Mineral Resource to obtain a minority project intere
Slide 9: Miller Copper-Gold Property Exploration Targets
Miller Copper-Gold Property Exploration Targets ▪ 2022 SRK Canada Allied Gold Zone Exploration Target Study – upper range of 500k oz @ 2.04 g/t Au. Excellent expansion upsides ▪ 2025 Cam Copper Mine Zone 2 Exploration Target Study - 75,000 to 140,000 tonnes grading between 9% and 18% copper, with a
Slide 10: Cam Copper Mine Zone Surgical Mining and VMS Extension Drilling
Miller Copper-Gold Cam Copper Mine Zone 2 Surgical Mining Property Exploration Target and VMS Extension Drilling ▪ 2003 drilling confirmed high- grade Beshi VMS copper- sulphide mineralization at No. 2 Zone (14.8% Cu over 2.45m) ▪ 2024 step-out drilling confirms near-surface copper-gold- silver VMS
Slide 11: Cam Copper Mine – Historical Exploration and Development
Cam Copper Mine – Historical Exploration and Development ▪ One of 3 proximal historic direct shipping ore shaft copper mines (Patterson and Amity) on the historic Boston Creek VMS Belt; ➔ Historic small-scale production in the mid 1950s – estimated total of 368 tons at a grade range of 6.3% to 12.72
Slide 12: Northstar / Novamera Positioning to Surgically Mine High-Grade Copper
Northstar / Novamera Positioning to Surgically Mine High-Grade Copper at Cam Copper Project in 2027 • On July 23, 2025, Northstar and Novamera Inc. announced the signing of a Surgical Mining Services Agreement (SMSA). The scope of work envisages evaluating the potential for Novamera Inc. to deploy i
Slide 13: Cam Copper Surgical Mining Opportunity $4M Government Funding in Place
Cam Copper Surgical Mining Opportunity $4M Government Funding in Place ▪ On November 24, 2025, Northstar announced the Company signed a Master Project Agreement (or “MPA”) with consortium partners DIGITAL – Canada’s Global Innovation Cluster for digital technologies, Novamera Inc. and Micon Internat
Slide 14: Northstar / Novamera Cam Copper Mine Financing Strategies
Northstar / Novamera Cam Copper Mine Financing Strategies ▪ Northstar’s Cam Copper Project financing strategy is underpinned by leveraging as much CAPEX and operational expense against future copper production revenue by way of non-dilutive advanced royalty financing(s), government grants, service p
Slide 15: Northstar Closes 2 Tranches of Private Placement
NORTHSTAR CLOSES 2 TRANCHES OF PRIVATE PLACEMENT • On December 15th and 31st, 2025 Northstar announced cumulative proceeds of $916,700 in 2 tranches of non-brokered hard dollar, critical minerals flow through and advance royalty offerings. Proceeds were used to finance the 2025 Cam Copper definition
Slide 16: Northstar Closes Tranches of Private Placement (2)
NORTHSTAR CLOSES 2 TRANCHES OF PRIVATE PLACEMENT (2) • On March 9th, 2026, Northstar announced a $558k first tranche closing of its previously announced $800k non-brokered private placement of hard dollar units (the “Units”). • The Company has additional orders on hand for a near-term second tranche
Slide 17: Cam Copper Mine - 3D View Historic & 2023 DDH Results
Cam Copper Mine - 3D View Historic & 2023 DDH Results ▪ 4 hole – 720 metre Phase 1 Zone 2 drill program completed in Q4 2023 ▪ All drill holes intersected lenses of Cu-rich volcanogenic massive sulphides, including massive and stringer chalcopyrite over 2.45m in drill hole CC03-23 between 116.55m to
Slide 18: Cam Copper Zone – High Grade VMS Copper in 2023 Drill Core
Cam Copper Zone 2 – High Grade VMS Copper in 2023 Drill Core DDH CC01-23 – 19.5% Cu/0.5m (Zone 1) DDH CC03-23 – 14.8% Cu/2.5m (Zone 2) DDH CC02-23 – 8.2% Cu/1.5m (Zone 2) DDH CC01-23 – 5.9% Cu/1.5m (Zone 3) 2025 NORTHSTAR GOLD CORP | Investor Presentation 18 18
Slide 19: Cam Copper Zone – High Grade VMS Cu-Au-Ag-Mo in 2025 Drill Core
Cam Copper Zone 2 – High Grade VMS Cu-Au-Ag-Mo in 2025 Drill Core Zone 2 Breccia Clasts and Disseminated Cu-Mo Sulphides with Au and Ag (DDH CC-25- 14) 2025 NORTHSTAR GOLD CORP | Investor Presentation 19 19
Slide 20: Cam Copper 2025 Zone Exploration Target Study Results
Cam Copper 2025 Zone 2 Exploration Target Study Results ▪ 2025 Zone 2 high-grade copper Exploration Target defined, ranging between 75,000 and 140,000 tonnes grading between 9% and 18% copper, with a conceptual average grade of 12% copper* ▪ Zone 2 is the largest of 3 narrow, steeply dipping tabular
Slide 21: Northstar Gold Corp Investor Presentation
2025 NORTHSTAR GOLD CORP | Investor Presentation 21 21
Slide 22: Novamera Smart Drilling System
Novamera Smart Drilling System Mining with 2 meter Diameter Drill Positioning Control System Course Correction Device 2025 22
Slide 23: Conceptual Zone 2 Surgical Mine Plan Using Novamera Simulation Software
Conceptual Zone 2 Surgical Mine Plan Using Novamera Simulation Software ($4.60 / lb) 204 m
Slide 24: Benefits of Surgical Mining
Benefits of Surgical Mining Unlock previously uneconomic deposits. 7x faster to ore Fraction of CAPEX cost Sustainable & community friendly Increased safety 2025 24
Slide 25: Cam Copper Surgical Mining Proposed Timeline
Cam Copper Surgical Mining Proposed Timeline * Drill programs will provide grade and orebody modelling to decrease uncertainty ahead of possible production decision. FINANCING *DRILL CAMPAIGN *DRILL CAMPAIGN PRODUCTION DECISION >$2.0M Dec‘25 Q2‘26 Q2’ 27 Nov ‘25 Cross-cutting and modelling. Increase
Slide 26: Miller Copper-Gold Property Drill Permit Status
Miller Copper-Gold Property Drill Permit Status ▪ Northstar’s 3-year drill permit expired January 18, 2025. Renewal application in progress. Expected in 4-6 months. ▪ Abundant skilled local workforce available for hire or contracting ▪ Northstar will initiate MOU agreement updates with Matachewan Fi
Slide 27: Leveraging off Gold-Copper Endowment, Access, Mining and Milling Infrastructure
Leveraging off Gold-Copper Endowment, Access, Mining and Milling Infrastructure ▪ Northstar’s corporate strategy is to develop a minimum (+1 million ounce) gold / high-grade copper resource to potentially supplement a nearby mining operation or stand-alone mining operations at the Miller Copper- Gol
Slide 28: Next Steps
Next Steps
Slide 29: Northstar Financing Plans
Northstar Financing Plans • The Company intends to raise in the order of C$2.0 to $3.5 million in various tranches: ➔ Royalty-backed “project-type” financing – up to $1,500,000; ➔ Critical FT Equity Units – $800,000; and ➔ Hard Dollar Equity Units – $800,000 • Some funds may come in through the exer
Slide 30: Northstar – Near Term Use of Proceeds
Northstar – Near Term Use of Proceeds • Micon NI 43-101 Report - C$70,000 • IP Geophysical Study - $80,000 • Metallurgical Study - $40,000 • First Nation Consultation - $110,000 • Environmental Assessment Report - $70,000 • Definition Drilling - $350,000 • Mine Permit Application and Closure Plan -
Slide 31: Northstar – Cam Copper Next Steps
Northstar – Cam Copper Next Steps • Announce 2025 Zone 2 infill drill results – March 12th, 2026 • Close up to $2.5 million financing – in progress • Preliminary metallurgical study (SGS) – commencing soon • Resource Estimation and 43-101 Technical Report – Project Partner Micon International Limite
Slide 32: Cam Copper Timeline
Cam Copper Timeline * Drill programs will provide grade and orebody modelling to decrease uncertainty ahead of possible production decision. FINANCING *DRILL CAMPAIGN *DRILL CAMPAIGN PRODUCTION DECISION >$2.0M Dec‘25 Q2‘26 Q2’ 27 Nov ‘25 Cross-cutting and modelling. Increased modelling and Fulfill f
Slide 33: Q3/4 2025 Cam Copper Exploration and Development Timeline
Q3/4 2025 Cam Copper Exploration and Development Timeline ▪ Negotiate Novamera Cam Copper Mine Zone 2 copper production Letter of Intent (Signed July 22nd, 2025) ▪ Sign Cam Copper Novamera Definitive Surgical Mining Agreement (October 9, 2025) ▪ Announce tripartite Critical Minerals Flow Through ($1
Slide 34: Q1/2 2026 Cam Copper Exploration and Development Timeline
Q1/2 2026 Cam Copper Exploration and Development Timeline ▪ Announce up to $2.6M Financings (ongoing) ▪ Negotiate acquisition of the Boston Creek Mines Property, commence First Nations consultation, Environmental Impact Assessment Report, definition drilling, Closure Plan development, IP survey and
Slide 35: Allied Gold Zone
Allied Gold Zone
Slide 36: Miller Copper-Gold Property Project Areas; LOIs
Miller Copper-Gold Hunan Nonferrous & Novamera MOU Project Areas; Property Boston Creek Mines and Philip Property LOIs ▪ Completed 7-hole, 1,465m drill program along 1km Cam Copper VMS Extension in 2024 ▪ Sept 19/24 Hunan Nonferrous MOU focused on drilling up to 10,000m at the Allied Gold Zone to de
Slide 37: Miller Property – Kirkland Style Alkalic Gold – Telluride Syenites & Deep Gold-Copper Targets
Miller Property – Kirkland Style Alkalic Gold – Telluride Syenites & Deep Gold-Copper Targets ▪ Alkalic intrusion-centred high-grade and bulk tonnage gold-telluride (copper) mineralization ▪ Exploration targets include the historic Miller Independence Mine (Vein 1), Allied, Planet, Meilleur Syenites
Slide 38: Miller Gold Property 2021 Phase II Drilling and Minus 100m IP Chargeability Drape
Miller Gold Property 2021 Phase II Drilling and Minus 100m IP Chargeability Drape ▪ -100m IP chargeability drape reflects +/- gold-bearing disseminated sulphides in a 600m X 1.6km intrusion-centred hydrothermal system outboard of Allied and Planet Syenites. ▪ Drilled 28 holes (5,023m) in 2- Phase I
Slide 39: Miller Gold Property – 2021 Surface Stripping, Mapping & Sampling Program
Miller Gold Property – 2021 Surface Stripping, Mapping & Sampling Program NORTHSTAR GOLD CORP | Investor Presentation
Slide 40: Miller Gold Property – 2021 Surface Stripping, Mapping & Sampling and Drone Views
Miller Gold Property – 2021 Surface Stripping, Mapping & Sampling and Drone Views Chalcopyrite in Syenite Mineralization at New Boulder at Area A Discovery Area C2 Sheared Feldspar Porphyry Dike contact Area B Area C1 Looking North Area A NORTHSTAR GOLD CORP | Investor Presentation
Slide 41: Miller Gold Property Near Surface Kirkland-Style Bulk Tonnage and High-Grade Gold-Telluride
Miller Gold Property Near Surface Kirkland-Style Bulk Tonnage and High-Grade Gold-Telluride (Copper) Mineralization MG21-56 - Phase IIA Allied Visible Gold and Gold Tellurides @ 69.7m Gold Telluride Stringers @ 69.7m in Split Core Gold Zone Expansion Drilling Results m ▪ 6.6 g/t Au over 117m from 14
Slide 42: Miller Property Allied Gold Zone – Near Surface Bulk Tonnage Gold Deposit Open to Expansion
Miller Property Allied Gold Zone – Near Surface Bulk Tonnage Gold Deposit Open to Expansion ▪ 8 – 2021 Phase II drill holes doubled the Bulk Tonnage Allied Gold Zone surface footprint to 350m X 200m. ▪ MG21-56: 6.60 g/t Au / 117m ▪ MG21-63: 0.91 g/t Au/ 63.9m ▪ MG21-64: 0.87 g/t Au/ 81.5m ▪ MG21-65:
Slide 43: Allied Bulk Tonnage Gold Zone & Vein 1 3D Model & Gold Grade Estimates
Allied Bulk Tonnage Gold Zone & Vein 1 3D Model & Gold Grade Estimates (SRK 2022) 2023 43
Slide 44: 2022 Allied and Vein 1 Gold Zones Exploration Target Estimates
2022 Allied and Vein 1 Gold Zones Combined Allied Exploration Target Estimates and Vein 1 Tonnage Gold Grade Total Ounces (metric Exploration Target (g/t Au) of Gold tonnes) Ronacher Mackenzie Geoscience Estimates * and SRK Consulting (Canada) Inc. *The Exploration Target estimate primarily highligh
Slide 45: Allied Bulk Tonnage Gold Zone & No. 1 Vein Omissions and Expansion Upsides
Allied Bulk Tonnage Gold Zone & No. 1 Vein 3D Model & Gold Grade Estimates (SRK 2022) Omissions and Expansion Upsides ▪ The SRK Target Study upper range of ▪ Planet and Meilleur Syenites not included >500,000 oz gold averaging 2.06 g/t Au is in estimations considered understated due to insufficient
Slide 46: 3D Mag / IP Longitudinal Section
3D Mag / IP Longitudinal Section Potential Deep- Seated Mafic Intrusion and New Au-Cu Targets ▪ Newly defined >1 km deep UAV magnetic signature significantly enlarges Miller Intrusive Complex and potential Allied Gold Zone Au-Cu source to depth ▪ Northstar actively seeking major partner to advance e
Slide 47: Miller Gold and Upper Beaver Projects TMI Magnetic Comparison Maps
Miller Gold and Upper Beaver Projects TMI Magnetic Comparison Maps 2023 47
Slide 48: Miller Gold Property and Upper Beaver Intrusive Complex Comparisons
Miller Gold Property and Upper Beaver Intrusive Complex Comparisons Similarities Differences ▪ Alkaline Intrusion - related gold systems ▪ Miller Intrusive Complex is more dispersed proximal to major structures (2-3 clustered intrusions) over a wider area than Upper Beaver (1 major intrusive) ▪ Cu-A
Slide 49: Miller Gold Property – Planet and Meilleur Syenites - Allied Gold Zone Lookalikes
Miller Gold Property – Planet and Meilleur Syenites - Allied Gold Zone Lookalikes Planet Syenite 2015 Results DDH-2 6.6 ▪ 3.3 g/t Au / 11.6m g/t Au over ▪ 0.57 g/t Au / 147.2m 9.2m 2020 Results ▪ 1.9 g/t Au / 22.6m; incl 31.1 g/t Au / 0.7m and 15.1 g/t Au / 0.8 m Meilleur Syenite 2015 Results ▪ 20.8
Slide 50: Allied Gold Zone Near Surface IP Expansion Targets and Proposed Drill Holes
Allied Gold Zone Near Surface IP Expansion Targets and Proposed Drill Holes ▪ 5-7 drill holes ~1,500m. ▪ Key expansion drill program targeting high grade copper gold mineralization along the Independence Fault Zone, CG-1, and CG-2 Zones, and Allied Syenite margin 40 mV/V IP anomalies 2023 50
Slide 51: Strategic Partner Quest
Strategic Partner Quest ▪ Northstar has been actively marketing all exploration initiatives in attempts to secure a strategic partner to advance all the company’s assets by option or earn-in agreement ▪ The Company continues to assess strategic partner expressed interest in the Miller and Bryce Prop
Slide 52: Other Projects 100%-Owned
Rosegrove Gold Property Recent UAV, LiDAR and MMI surveys define Other Projects ▪ numerous gold and VMS exploration targets 100%-Owned Bryce Gold Property (Incl. Britcanna Lease) ▪ Intrusive hosted gold / PME VMS ▪ $4M past work, >20,000m drilling ▪ 0.86 g/t Au over 80m in DDH BG12-65, including 2.0
Slide 53: Contact Us
Contact Us Brian P. Fowler , P.Geo. Suite 203, 82 Richmond Street East President and CEO Toronto, ON, M5C 1P1 bfowler@northstargoldcorp.com PO Box 2529 (604) 617-8191 New Liskeard, Ontario P0J 1P0 www.northstargoldcorp.com CSE: NSG OTC: NSGCF FSE: 3WV 2023 53