Wallbridge Mining Co. Ltd. · OTC:WLBMF
Wallbridge Mining — Sunday Lake Gold — Investor Presentation (October 2026)
42 slides from Wallbridge Mining's investor presentation, Oct 15, 2026
Slide 1: Advancing Gold Projects in Quebec's Abitibi
ADVANCING GOLD PROJECTS IN QUEBEC’S ABITIBI CORPORATE PRESENTATION OCTOBER 15-16, 2026
Slide 2: Cautionary Note Regarding Forward-Looking Information
CAUTIONARY NOTE REGARDING FORWARD-LOOKING INFORMATION This presentation contains forward-looking statements or information (collectively, “FLI”) within the meaning of applicable Canadian securities legislation. FLI is based on expectations, estimates, projections, and interpretations as at the date
Slide 3: QP Statement & Financial Measures
QP STATEMENT & FINANCIAL MEASURES • All scientific and technical data related to the 2025 PEA contained in this document has been reviewed and • All scientific and technical data related to the 2025 MREs contained in this document has been reviewed and approved approved by Mr. Marc R. Beauvais, P.En
Slide 4: Abitibi Greenstone Province
ABITIBI GREENSTONE PROVINCE Northern Vs. Southern Abitibi: Proven Gold Endowment / Divergent Exploration Maturity Northern Abitibi Sunday Lake Gold • Geologically continuous with Southern Abitibi • Home to Detour Lake • Significantly lower historical exploration and drill density • Underexplored due
Slide 5: District Scale Detour-Fenelon Gold Trend
DISTRICT SCALE DETOUR-FENELON GOLD TREND Proven Gold Endowment, Underexplored Tenure, Compelling Growth Opportunity MULTI-MILLION OUNCE RESOURCE BASE DEVELOPING FLAGSHIP ASSET PLATFORM FOR GROWTH Sunday Lake Gold Sunday Lake Gold - Midland TOP JURISDICTION PRODUCING GOLD TREND 1. Please see Mineral
Slide 6: Recent Developments
RECENT DEVELOPMENTS1 Fenelon Update, Name Change, Share Consolidation, Private Placement Existing Major Shareholder Increased Holdings, New Major Shareholder Welcomed Agnico Eagle increased their position to 19.9% (on a partially diluted basis), Waratah is now a new major shareholder with 19.9% owne
Slide 7: Market Capitalization
MARKET CAPITALIZATION 20:1 Share Consolidation Expected to Take Effect October 19, 2026 SHARE STRUCTURE (August 17, 2026) SHAREHOLDER DISTRIBUTION 52-Week Trading Range $0.07 - $0.14 Insiders Shares Outstanding – Basic1,3 1.8B 0.6% Agnico Eagle Shares Outstanding - Fully-diluted1,2,3 2.0B 19.6% Cash
Slide 8: Our Team
OUR TEAM Experienced Team With Diverse Expertise Across Multiple Disciplines Board of Directors BRIAN PENNY JANET WILKINSON BRIAN CHRISTIE DANIELLE GIOVENAZZO MICHAEL PESNER JEFFERY SNOW CHIEF EXECUTIVE OFFICER DIRECTOR, CHAIRPERSON DIRECTOR DIRECTOR DIRECTOR DIRECTOR Management BRIAN PENNY MARY MON
Slide 9: Major Milestones
MAJOR MILESTONES From Discovery To PEA Q1 2019: Major Discovery Nov 2022: Nickel Divestment Mar 2025: PEA (Fenelon) • 3,000 tpd • Returned capital to shareholders • After Tax NPV of $706 million (5%) • Current ownership in Archer • 107,000 Au oz annually • Area 51 & Tabasco / (now NorthX Nickel) of
Slide 10: 2026 Catalysts
2026 CATALYSTS Advancement Toward a PFS At Fenelon / Scale Expansion At Martiniere Q1 Q2 Q3 Q4 ✓ ✓ Fenelon: Corporate: Corporate: Fenelon: • Exploration & Technical • $56 Million Raised, Fenelon PFS • Special Shareholder Meeting • Infill Drilling Program Studies Program Funded, WM Welcomes New Septe
Slide 11: Environmental, Social and Governance
ENVIRONMENTAL, SOCIAL AND GOVERNANCE Continual Improvement Social Economic Health, Safety, Environment Cultural Heritage Governance Responsibility Contributions & Wellbeing & Diversity ▪ Community consultation & ▪ Achieved ECOLOGO® ▪ Local sourcing from ▪ Prioritizing EHS ▪ Developed cultural Guided
Slide 12: Fenelon Gold Project
FENELON GOLD PROJECT Preliminary Economic Assessments Results March27, 2025 12
Slide 13: PEA Highlights – 16 Year Life of Mine
PEA HIGHLIGHTS – 16 YEAR LIFE OF MINE All results reported in Canadian dollars unless otherwise indicated, assumed gold price of US$2,200/oz gold price. ANNUAL ANNUAL FREE INITIAL CAPITAL SUSTAINING CAPITAL3 PRODUCTION CASH FLOW 107,000 $120 $579 $449 Ounces Million Million Million TOTAL CASH COST 1
Slide 14: PEA Sensitivity Analysis
PEA SENSITIVITY ANALYSIS Double Digit IRR Across Gold Price Scenarios Gold Price FX NPV ($M) IRR Payback (Years) Post-Tax NPV 5% Sensitivity 1800 (-18%) 1.35 353 13% 5.7 $1,400 $1,200 1900 (-14%) 1.35 443 15% 5.0 $1,000 2000 (-9%) 1.35 532 17% 4.6 $800 2100 (-5%) 1.35 619 19% 4.3 $600 $400 2200 1.35
Slide 15: Fenelon PEA Approach
FENELON PEA APPROACH First principles approach, realistic costs First Principles New project starting with a clean slate Stope Optimization Iterative process to develop a large UG operation according to MRE, rock mechanics and projected stope productivity Trade-Off Studies Material handling, tailing
Slide 16: Fenelon PEA – Project Phases
FENELON PEA – PROJECT PHASES 2 Years Pre-production, 16 Years Production PHASE YEARS ACTIVITIES Infrastructure construction: ▪ Power line, camp expansion ▪ Mine site, mill plant, paste plant, tailing management site Pre-Production Pre-Production Year 1-2 ▪ Water treatment UG Development: ▪ Dewaterin
Slide 17: Fenelon PEA Metallurgy & Process
FENELON PEA Metallurgy & Process, A Simple Flowsheet METALLURGY Metallurgical Testing: ▪ Testing representative Tabasco-Cayenne & Area 51 material Gravity Gold Recoveries average: ~30% Cyanidation and flotation testing Overall Gold Recovery: 96% PROCESSING A simple flowsheet: ▪ Gravity, CIL, Elution
Slide 18: Fenelon PEA Annual Production
FENELON PEA Average Production of 107,000 oz Annually (127,000 in first 5 years) 150 4.50 Annual Ounces produced Grade 4.14 4.00 3.93 125 3.54 3.59 3.48 3.50 3.36 3.32 3.36 3.39 3.31 3.06 3.04 Annual production, Koz 100 2.98 3.00 2.91 2.67 2.59 2.50 Grade 75 141 139 134 2.00 121 122 117 111 111 114
Slide 19: Fenelon PEA Free Cash Flow
FENELON PEA Strong Free Cash Flow Generation Over 16-Year Mine Life Average annual after-tax cash flow of $120 million Base case of US$2,200/oz gold price Annual After Tax Cashflow ($Million) 206 143 148 149 128 129 130 115 119 118 107 104 101 90 63 66 -2 -1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 -1
Slide 20: Martiniere Gold Project
& SUNDAY NY LAKE GOLD MARTINIERE GOLD PROJECT
Slide 21: Martiniere Gold Project
MARTINIERE GOLD PROJECT OBJECTIVE: Advance Martiniere as a key growth asset by defining system scale and testing its potential to host a 2+ million-ounce gold resource. 2026 PROGRAM 4,050 metre drilling campaign completed in H1 2026 Focused on defining scale and geologic continuity ▪ Confirmed conti
Slide 22: Martiniere Gold Project
MARTINIERE GOLD PROJECT MR-25 124 &140 MR-25 121 & 129B MR-25 116 & 136 22
Slide 23: Martiniere Plan View – Geology & 2025 Au Highlights
MARTINIERE GOLD PROJECT Martiniere Gold Project Plan View - Geology & 2025 Au Highlights. 2025 Martniere Cee} © 50-100g/tu @ 2 1s-somtw @ S os-asata © 025-05 e/tAu Drill Hole Traces Sst Deformation Zones Lae du-Doigt Faultzone Gabbro Sill SUNDAY LAKE GOLD
Slide 24: Underway in 2026
UNDERWAY IN 2026 Advancing Fenelon Toward a PFS/Regional Programs at Casault & Grasset Focus on Infill Program ~43,000 metres planned 5 campaigns across 4 properties at Fenelon Fenelon: Advancing long-lead trade-off studies supporting a PFS ▪ Targeted infill drilling across PEA mine production seque
Slide 25: Undervalued Relative to Peers
UNDERVALUED RELATIVE TO PEERS September 17, 2026 EV / Resource (US$ / oz AuEq.) 2.3 3.3 5.4 1.1 12.5 9.0 12.3 5.1 4.5 3.2 6.7 6.2 5.2 4.1 4.0 3.8 16.6 $160 Resource Size $133 $122 (Moz AuEq.) $77 $70 $60 $55 $54 $39 Median: $46 $31 $30 $27 $24 $19 $16 $11 $9 Thesis Sitka Banyan Maple Fury Radisson A
Slide 26: A Platform for Fenelon Growth in the Abitibi
Fenelon: Long-term Platform for Growth Funded for a PFS , currently in the initial planning stages, positive PEA Published March 2025, 16 Year Mine Life Martiniere: Near-term Growth Potential Systematically expanding mineralized gold footprint A PLATFORM FOR FENELON GROWTH IN THE ABITIBI Strong Tech
Slide 27: Thank You
THANK YOU Brian Penny, CEO E: bpenny@SundayLakeGold.com Tania Barreto, Director, Investor Relations E: tbarreto@SundayLakeGold.com SundayLakeGold.com 27
Slide 28: Appendix
APPENDIX Solid team in place for future growth along the Detour-Fenelon Gold Trend 28 Sunday Lake Goldmining.com
Slide 29: Martiniere Gold Project
MARTINIERE GOLD PROJECT OBJECTIVE: Advance Martiniere as a key growth asset by defining system scale and testing its potential to host a 2+ million ounce gold resource 2025 OUTCOMES 17,411 metres | 34 holes + 5 extensions ▪ Redefined Martiniere as a significantly larger gold system than previously r
Slide 30: Martiniere Plan View – Pre-2025 Au Assays
MARTINIERE GOLD PROJECT Martiniere Gold Project Plan View - Geology & Pre-2025 Au Assays 2025 Martinire SUNDAY LAKE GOLD
Slide 31: Bug Lake Corridor Long Section
MARTINIERE GOLD PROJECT Bug Lake Corridor Long Section 31
Slide 32: Martiniere Post 2025 Drilling – Cross Section
MARTINIERE GOLD PROJECT – POST 2025 DRILLING North – South Cross Section / MR-25-123 & 140 32
Slide 33: Martiniere Post 2025 Drilling – Cross Section
MARTINIERE GOLD PROJECT – POST 2025 DRILLING North – South Cross Section / MR-25-121 129B / 095 ext’n 125 33
Slide 34: Martiniere Post 2025 Drilling – Cross Section
MARTINIERE GOLD PROJECT – POST 2025 DRILLING North – South Cross Section / MR-25-110,116 & 136 / 115 34
Slide 35: 2025 Mineral Resources Statement
2025 MINERAL RESOURCES STATEMENT Detour-Fenelon Gold Trend Property INDICATED INFERRED Tonnes Gold Grade Gold Ounces Tonnes Gold Grade Gold Ounces DEPOSIT (000’s) (Au g/t) (000’s) (000’s) (Au g/t) (000’s) FENELON OP @ > 0.45 g/t Au 3,121 2.50 251 2,313 2.53 188 UG @ > 1.45 g/t Au 11,966 3.91 1,503 1
Slide 36: Fenelon PEA Capital Allocation
FENELON PEA Capital Allocation INITIAL CAPITAL EXPENDITURES SUSTAINING CAPITAL EXPENDITURES Cost Element Initial Capital ($M)1,2 Cost Element Sustaining Capital ($M)1,2 Mill 217 Mining Equipment 145 Paste Plant 43 Development 161 Tailings and Water Treatment 22 Tailings & Water Treatment 64 Capitali
Slide 37: PEA Project Parameters
PEA PROJECT PARAMETERS 2025 PEA Compared to 2023 PEA SUMMARY OF PROJECT ECONOMICS 2023 2025 SUMMARY OF PROJECT ECONOMICS 2023 2025 Long term gold price (US$) 1750 2200 Total Capital Expenditures Exchange rate (CAD$:US$) 1.30 : 1.00 1.35 : 1.00 Initial capital 1 (CAD$M) 645 579 Mining Parameters Sust
Slide 38: Fenelon PEA Study Team
FENELON PEA-STUDY TEAM An Assembly of Expertise CONSULTING FIRMS AREA OF RESPONSIBILITY TEAM LEAD MB Consulting ▪ Mineral Resources Estimate ▪ Mauro Bassotti, P. Geo ▪ Mine design and scheduling, mine capital, and operating costs; G&A cost estimates and financial analysis InnovExplo Inc. / Norda Ste
Slide 39: Fenelon PEA Surface Infrastructure – Powerline
FENELON PEA Surface Infrastructure - Powerline Operations Mine Camp Site Site Camp Site Access Road 39
Slide 40: 2025 Mineral Resource Statement – Fenelon by Zone
2025 MINERAL RESOURCE STATEMENT Detour-Fenelon Gold Trend Property (Fenelon Deposit by Zone) INDICATED INFERRED Tonnes Gold Grade Gold Ounces Tonnes Gold Grade Gold Ounces DEPOSIT (000’s) (Au g/t) (000’s) (000’s) (Au g/t) (000’s) Open Pit @ > 0.45 g/t Au Area 51 & Contact Zone 2,946 2.40 227 2,313 2
Slide 41: 2025 Mineral Resource Statement – Martiniere by Zone
2025 MINERAL RESOURCE STATEMENT Detour-Fenelon Gold Trend Property (Martiniere Deposit by Zone) INDICATED INFERRED Tonnes Gold Grade Gold Ounces Tonnes Gold Grade Gold Ounces DEPOSIT (000’s) (Au g/t) (000’s) (000’s) (Au g/t) (000’s) Open Pit @ > 0.49 g/t Au Bug Lake Zones 3,482 1.79 201 1,006 1.78 5
Slide 42: 2025 Mineral Resource Notes
2025 MINERAL RESOURCE NOTES Notes to accompany the Detour-Fenelon Gold Trend Property 2025 Mineral Resource Statement and Mineral Resource Estimates for the Fenelon and Martiniere deposits: 1. The effective date of the 2025 MREs is March 20, 2025. 2. The 2025 MREs follow CIM Definition Standards (20
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