Gateway Mining Limited · ASX:GML
Gateway Mining — Shareholder Meeting (November 2025)
23 slides from Gateway Mining's shareholder meeting presentation, Nov 24, 2025
Slide 1: Unlocking the potential across the Yandal Greenstone Belt
1 For personal use only Unlocking the potential across the Yandal Greenstone Belt Annual General Meeting Presentation 24 November 2025 Richard Pugh, Chief Executive Officer 1
Slide 2: Important Information and Disclaimer
2 Important Information and Disclaimer Forward Looking Statements ▪ This presentation has been prepared by Gateway Mining Ltd (GML). The information contained in this presentation is a professional opinion only and is given in good faith. Certain information in this document has been derived from th
Slide 3: Highly Successful and Experienced Leadership Team
3 Highly Successful and Experienced Leadership Team ▪ +15 years experience in formation, financing and development of natural resources companies, including Andrew Bray For personal use only Strickland Metals Ltd, Silver Mines Ltd, Futura Resources Ltd, amongst others. Executive Chairman ▪ Former Ch
Slide 4: A busy four months
4 A busy four months… ........but we’re only just getting started Completion of Key Mineralised For personal use only Acquisition of Trends Identified High Grade Gold Large gold nugget 44,000m Aircore Yandal Gold Project across Yandal Samples at Great haul at Great Program from STK Project Western W
Slide 5: Corporate Summary
5 Corporate Summary CAPITAL STRUCTURE (as at 21 November) ASX Ticker GML For personal use only Shares on issue 2,292,360,313 Options on issue1 108,498,985 Cash and liquids2 $33.1M Share Price $0.085 Market Capitalisation $194.8M 1. 71,558,083 options expiry 15/12/2026 at $0.033 per option, 16,940,90
Slide 6: Project Overview
6 Project Overview For personal use only ▪ Within 50km of Northern Star’s Yandal Operations Centre. ▪ >70km of prospective greenstone belt. ▪ Current resource base spans 3km of strike, >60km remaining largely untested. ▪ Only 26% of historic drilling reaches depths greater than 100m. ▪ 400koz Minera
Slide 7: Key Target Areas
7 Key Target Areas Priority regional target zones have potential for major discoveries For personal use only ▪ Great Western ▪ Mustang ▪ Dusk ‘til Dawn
Slide 8: Great Western
8 Great Western High priority splay corridor with gold anomalism untested by drilling For personal use only ▪ Drilling by previous holder targeted the intrusion itself – no follow up. ▪ Extremely strong Mo-Bi-Te anomalism remained unexplained. ▪ Mafic-intermediate contact. ▪ Significant structural c
Slide 9: Great Western
9 Great Western High priority splay corridor with gold anomalism untested by drilling ▪ GML soil sampling and lag sampling For personal use only identified key gold trends.1 ▪ Follow-up prospecting activities have returned over 100 gold nuggets around the margin of the Great Western Intrusion.2 Mafi
Slide 10: Great Western: Confirmation of significant gold mineralisation
10 Great Western Confirmation of significant gold mineralisation Cautionary Statement: For personal use only Visual estimates of mineral abundance should never be considered a proxy or substitute for laboratory analyses where concentrations or grades are the factor of principal economic interest. Vi
Slide 11: Key Target Areas
11 Key Target Areas Priority regional target zones have potential for major discoveries For personal use only ▪ Great Western ▪ Mustang ▪ Dusk ‘til Dawn
Slide 12: Mustang
12 Mustang Analogous Horse Well camp identified at Mustang For personal use only ▪ Multielement geochemistry by GML accurately mapped key lithologies. ▪ Same contact position immediately to the south hosts high grade mineralisation. ▪ Historic BOH +0.1g/t Au identified in old RAB and aircore drillin
Slide 13: Mustang
13 Mustang Pony, Colt and Haflinger intrusions immediately north of Mustang ▪ Recent gravity modelling delineated For personal use only three intrusions immediately north of Mustang – Pony, Colt and Haflinger. ▪ Only wide spaced historic RAB drilling – all holes ended in weathered material.1 ▪ Very
Slide 14: Key Target Areas
14 Key Target Areas Priority regional target zones have potential for major discoveries For personal use only ▪ Great Western ▪ Mustang ▪ Dusk ‘til Dawn
Slide 15: Dusk 'til Dawn
15 Dusk ‘til Dawn Advanced gold targets – potential for major discovery ▪ Extensive geophysical work has defined key intrusions.1 For personal use only ▪ Alteration and large Au-Mo-Cu-Bi-Te geochemical trends coincident with intrusive features. ▪ Very large hydrothermal system. ▪ Diamond drilling pr
Slide 16: Horse Well Mineral Resources
Horse Well Mineral Resources 16 For personal use only Prospect Tonnes (t) Au (g/t) Au (oz) Cut-off Palomino Pit 1,963,000 1.84 116,000 0.5 Palomino UG 155,000 2.69 13,500 2.0 Palomino Total 2,118,000 1.90 129,500 - Warmblood 1,656,000 2.37 126,000 0.5 Filly 581,000 1.15 21,500 0.5 Bronco 324,000 1.3
Slide 17: Horse Well Mineral Resources
17 Horse Well Mineral Resources For personal use only ▪ Mineral resource estimates have been completed across Palomino, Warmblood, Bronco and Filly Central.1 ▪ All resources remain open down dip and plunge. ▪ Large portions of modelled mineralisation remains ‘unclassified’ and is excluded from MREs:
Slide 18: Horse Well Mineral Resources
Horse Well Mineral Resources ▪ Solid resource base from which to build more substantial gold resource. For personal use only ▪ Mineralisation from surface. ▪ Remains open at depth and along strike. ▪ Oxide + transition inferred mineral resource of 103k ozs @ 1.8 g/t Au.1 ▪ Combined open pit minerali
Slide 19: Other Projects – Glenburgh South
19 Other Projects – Glenburgh South Strategic Acquisition in High Prospective location ▪ Adjacent to Benz For personal use only Mining Corp’s Glenburgh Project. ▪ Early signs of similar mineralisation. ▪ Repeat fault structure to the south of Glenburgh. ▪ Airborne magnetic survey underway and surfac
Slide 20: Other Projects – Barrelmaker
20 Other Projects – Barrelmaker ▪ 80km of prospective strike For personal use only within the Gum Creek Greenstone Belt. ▪ Historic drill intercepts include1: ▪ 22m @ 2.3g/t Au ▪ 11m @ 4.5g/t Au ▪ Systematic exploration work is ongoing and includes lithogeochemistry of existing drill samples and gro
Slide 21: Summary
For personal use only Summary 21
Slide 22: Appendix A: Yandal Inferred Mineral Resource Estimates
22 Appendix A: Yandal Inferred Mineral Resource Estimates Prospect Tonnes (t) Au (g/t) Au (oz) Cut-off Palomino Pit 1,963,000 1.84 116,000 0.5 For personal use only Palomino UG 155,000 2.69 13,500 2.0 Palomino Total 2,118,000 1.90 129,500 - Warmblood 1,656,000 2.37 126,000 0.5 Filly 581,000 1.15 21,
Slide 23: Thank You
23 For personal use only Thank You Contact Details B1/431 Roberts Road, Subiaco WA 6008, Australia info@gatewaymining.com.au +61 8 6383 9969 www.gatewaymining.com.au