Slide 1: Wia Gold Limited Kokoseb, Namibia DFS Presentation
Wia Gold Limited Kokoseb, Namibia DFS Presentation August 2026 ASX: WIA wiagold.com.au
Slide 2: Disclaimer
Disclaimer General Information and Disclaimer availability of future financing necessary to undertake estimates for discussion purposes only and should not be Definitive Feasibility Study and Project Financing Update”). This presentation has been prepared by Wia Gold Limited activities on Wia Gold’s
Slide 3: Kokoseb DFS Highlights
Kokoseb DFS Highlights1 US$1.2bn 41% 1.8 yrs US$1,696 Post-tax NPV5% Post-tax IRR Payback period LOM AISC (/oz) (A$1.7bn) Base case at US$3,600/oz – the median long-term consensus gold price 3.78 Moz ~150 koz US$1,519m Mineral Resources (~53% Indicated) Avg annual production, first 10 years C1 cash
Slide 4: A Transformational Gold Discovery
A Transformational Gold Discovery Discovered in 2021, rapid growth to 3.78 Moz, including a maiden underground resource¹ MINERAL RESOURCE ESTIMATE¹ 3.78 Moz @ 1.0 g/t Au 0.50 g/t Au (open pit) / 0.85 g/t Au (underground) cut-off Kokoseb August 2026 MRE1 vs previous MREs² 4 3.78 Maiden underground In
Slide 5: Potential for Underground Mining
Potential for Underground Mining Maiden underground Inferred MRE ¹ adds higher-grade component and underpins long-term growth UNDERGROUND INFERRED MRE¹ 0.56 Moz @ 2.2 g/t Au 0.85 g/t Au (underground) cut-off Underground block model contains: 5.7 Mt at 2.7 g/t Au for 0.50 Moz Au, blocks >1.0 g/t Au,
Slide 6: Open Pit Mining
Open Pit Mining Conventional load and haul operation Pit design split into 8 stages with focus on higher value areas. Schedule based on maximum mining rate of 54 Mtpa using 300t class excavators matched to 140t dump trucks. Contract mining strategy. Mining physicals1: • Total tonnes: 471 Mt • Waste
Slide 7: Conventional CIP Processing Plant
Conventional CIP Processing Plant Simple metallurgy and processing achieving +90% recovery 5.25 Mtpa CIP plant Primary crushing with a gyratory crusher; coarse ore stockpile SABC grinding circuit Gold recovery via gravity / intensive leach and leach / CIP Process recovery 90%+ based on a grind size
Slide 8: DFS Production & Financial Metrics
DFS Production & Financial Metrics1 Post-tax NPV of US$1.2bn and 41% IRR, with strong leverage to the gold price Production Metrics Financial Metrics Units Value Units Base Case Spot Case2 Life of Mine years 14 Gold Price US$/oz 3,600 4,075 Mining Inventory/ Processed Mt 72.9 Pre-Production Capital
Slide 9: Capital Cost
Capital Cost1 US$475m pre-production capital Pre-Production Capital Costs Closure and Sustaining Costs US$m US$m Pre-Production Mining 27 Sustaining costs 48 Plant and Infrastructure 281 Closure costs (net of US$26m salvage) 12 Water Supply 44 Total 60 Power Supply 37 Owners Costs 46 Pre-production
Slide 10: Operating Costs
Operating Costs1 A competitive, well-defined cost base across the mine life DFS Operating Cost Breakdown Area LOM (US$m) Unit Cost (US$) US$/oz US$3.10/t total Mining 1,438 783 mined Processing 1,126 US$15.44/t ore 614 General & Administrative 216 US$15.5m pa 118 Transport, Insurance & Refining 8 US
Slide 11: Production Profile
Production Profile (5.25mtpa Open Pit only)1 Competitive AISC of ~US$1,696/oz with strong free cash flow generation 200.0 2,500 US$1,519/oz LOM C1 Cash Costs 2,000 150.0 Gold produced (koz) AISC (US$/oz) 1,500 US$1,696/oz2 100.0 1,000 LOM All-in Sustaining Cost 50.0 500 0.0 0 US$276m2 2028 2029 2030
Slide 12: Sensitivity Analysis
Sensitivity Analysis Project economics strongly leveraged to prevailing gold price Base Case1 Spot Case2 Gold Price (US$/oz) Unit 3,600 4,075 4,500 5,500 NPV5% (pre-tax) US$m 1,923 2,493 3,004 4,204 IRR (pre-tax) % 51% 61% 69% 87% LOM Free Cash Flow (pre-tax) US$m 3,020 3,856 4,605 6,367 NPV5% (post
Slide 13: Sprott Project Financing
Sprott Project Financing Indicative project financing terms agreed providing a clear pathway to production The Financing Facility Structure & Pathway Following completion of a competitive financing process US$360m Senior secured debt facility – indicative, non-binding project financing terms agreed
Slide 14: Implementation and Execution
Implementation and Execution Pathway to Kokoseb production H2 2026 H1 2027 H2 2027 H1 2028 H2 2028 H1 2029 DFS Project Funding Environmental & Mining Licence Approval Execution Readiness ENGINEERING & PROCUREMENT Bulk Earthworks Engineering Process Plant EPCM& PROCUREMENT ENGINEERING Water Supply Po
Slide 15: Opportunities
Opportunities A platform for future growth Future Plant Expansion Regional Exploration Strategic water and power infrastructure investment of US$50m, beyond Multiple regional targets across the licence portfolio offer additional base-case requirements, enables future expansion optionality: discovery
Slide 16: Next Steps
Next Steps Progressing rapidly towards construction Execution Readiness Activities Exploration & Resource Definition Establishing owner’s team with the Project Director already appointed Continue underground resource definition and extension drilling Finalising Project execution and contracting stra
Slide 17: Investment Highlights
Investment Highlights ASX: WIA Fast Growing Kokoseb Outstanding DFS2 Economics Growth Potential Gold Project Post-tax NPV5% of US$1,214m, IRR Strategic infrastructure 3.78 Moz Mineral Resource1 of 41% and ~1.8 year payback with investment to enable expansion including 1.95 Moz Ore Reserve1 strong le
Slide 18: Contact details
Contact details 130 Hay Street, Subiaco WA 6008 Australia Tel: +61 8 6288 4252 E: info@wiagold.com.au Investor Relations/Media enquiries E: smacpherson@vectoradvisors.au E : Wia@bursonbuchanan.com DRIVING DEVELOPMENT OF KOKOSEB GOLD DEPOSIT 18
Slide 19: Appendices
Appendices DRIVING DEVELOPMENT OF THE KOKOSEB GOLD DEPOSIT 19
Slide 20: Corporate Snapshot
Corporate Snapshot Shareholder Register Composition 1,701.9m A$723.3m Broker Analyst 9% Total Shares on Issue1 Market Cap (undiluted)2 30% Patrick Streater 16% 42.7m A$119.1m Andrew Richards Options and Cash3 Performance Rights3 16% 29% Alexander Bedwany A$0.425 Zero High Net Worth 30% David Butler
Slide 21: Experienced Leadership
Experienced Leadership Discovered, permitted, financed and built some of Africa’s largest gold mines Josef El-Raghy Henk Diederichs Mark Arnesen Andrew Pardey Adam Smits Non-Executive Chairman CEO/MD Non-Executive Director Non-Executive Director Non-Executive Director Josef served as Chairman and CE
Slide 22: Namibia
Namibia A premier low-risk mining jurisdiction Stable Regulatory Environment Namibia's Gold District Long-standing stable democracy with an independent Located within a proven and rapidly growing gold district. judiciary. Projects in proximity include QKR's Navachab, B2Gold's Consistent political an
Slide 23: Project Location
Project Location Located in the Erongo Region, 320km from Windhoek Otjikoto Kokoseb Gold Project Navachab Twin Hills DRIVING DEVELOPMENT OF THE KOKOSEB GOLD DEPOSIT 23
Slide 24: Kokoseb Mineral Resource & Ore Reserve
Kokoseb Mineral Resource & Ore Reserve August 2026 JORC Ore Reserve1 Cut-off Tonnes Grade Contained Class. 3.78 Moz (g/t) (Mt) (g/t Au) (koz Au) Open Pit Proved - - - - Total MRE · +29% Open Pit Probable 0.40 69.8 0.87 1.95 Total Ore Reserve 69.8 0.87 1.95 JORC Mineral Resource2 Cut-off Tonnes Grade
Slide 25: Exploration Licences
Exploration Licences Growing licence holder in proven gold jurisdiction Exploration licences covering c.2,700 km2 Located within the Pan-African Damara Orogenic Belt which is largely underexplored for gold mineralisation. Sediment-hosted style gold deposits, structurally controlled. Similar structur
Slide 26: Power, Water And Roads
Power, Water And Roads Strong foundational strength Power NamPower application for 31 MW submitted in September 2025. NamPower study determined that a dedicated 132 kV supply from the Omburu Substation (proximal to Omaruru) provides the optimal solution for the Project. Water Okombahe Water Supply S
Slide 27: Contributors to the Kokoseb DFS
Contributors to the Kokoseb DFS AREA CONTRIBUTOR Geology & Mineral Resource Estimation Mining Inventory, Mine Planning & Design Mine Geotechnical Metallurgical Testwork Process Plant & Infrastructure Design Tailings Management & Surface Water Management Power Supply & Distribution Capital Cost Estim