Great Western Mining Corp. Plc · LSE:GWMO
Great Western Mining — Investor Presentation (July 2026)
18 slides from Great Western Mining's investor presentation, Jul 15, 2026
Slide 1: Accelerating a portfolio of strategic minerals in a world-class mining jurisdiction
AIM: GWMO / EURONEXT GROWTH: 8GW Accelerating a portfolio of strategic minerals in a world-class mining jurisdiction Q1 2026
Slide 2: Disclaimer
Disclaimer Certain information contained herein constitutes Forward-looking statements are not guarantees forward-looking statements which can be of future performance and the actual results of identified by the use of forward-looking the Company's operations, financial position and terminology such
Slide 3: Snapshot
Snapshot Emerging Tungsten Consistent tungsten occurrence along a 3 km A spatially anchored polymetallic corridor east of M2. Potential for a new proximal resource within skarn mineralised trend growth story in Nevada Robust Copper Platform Defined JORC copper resource at M2 as well as district-scal
Slide 4: Strategy
Strategy Define a coherent tungsten resource along a mineralised corridor 1. 2. 3. 4. Delineate Tungsten Assess Corridor Scale Monetise Precious Metals Disciplined Capital Allocation • Test grade continuity across • Evaluate how Pine Crow- • Advance exploration for gold and • Unlock defined value th
Slide 5: Markets Overview
Markets Commodity Highlights Strategic Value for GWM Vital strategic metal with Overview Valuable by-product leverage; widens Tungsten defence/aerospace demand strategic metal exposure Industrial metal critical to clean energy, electronics and defence; Strategic demand rising on supply Exposure acro
Slide 6: Location
Location Nevada • #2 globally for mining Mineral County • Large, underexplored district World-class geology with proven investment attractiveness in the Walker Lane Belt with (Fraser Institute, 2024) proven mineralisation potential • 170+ years of gold & silver • Hosts high-grade epithermal Eight 10
Slide 7: Pine Crow & Defender
Pine Crow & Defender Tungsten potential aligns with US domestic critical minerals priorities ▪ A 1.2km corridor linking two tungsten workings – potential for broader single linked mineralised system (>3km) ▪ Two machine-cut channels completed in December 2025 at Defender returned significant tungste
Slide 8: Tungsten
Tungsten Potential aligns with US domestic critical minerals priorities Q1 Q2 Q3 Q4 • Detailed mapping • Complete mapping • Complete drilling • Define MRE • Geophysics Defender • Channel Cutting • Submit samples to lab • Plan next phase to M2 Corridor • Complete geophysics • Assay results Ground wor
Slide 9: Huntoon Copper Project
Huntoon Copper Drillhole in 2018 M2 Re source Skarn deposit 4.28 Mt @ Project intercepted 45.7 m @ 0.45% Cu 0.27% Cu from 35.1 m Open with undrilled West in hole targets in both directions Huntoon 3km2 of anomalous Cu. along strike. Undrilled overlapping IP and magnetic A growing multi-metal discove
Slide 10: West Huntoon
West Huntoon Centred on the Crown Point granite, a previously unrecognised outcrop with porphyry copper potential ▪ Six RC drill holes totalling 3,630 ft (1,106.4 m) completed in 2025, with intercepts including: • 25 ft @ 1.01 g/t Au and 11.00 g/t Ag, including 5 ft @ 2.55 g/t Au and 19.00 g/t Ag; •
Slide 11: Olympic Gold Project
Olympic Gold Project High-grade gold potential at the crossroads of two of Nevada’s major trends • 825-acre claim group hosting near-surface, low-sulphidation epithermal quartz-gold vein mineralisation • Sits at the intersection of two major gold trends: N–S (Rawhide–Tonopah) and E–W (Aurora–Round M
Slide 12: Key Gold Target Zones
Key Gold Target Zones OMCO Extension East OMCO Fault OMCO Tailings Trafalgar Hill South/west extensions of Potential southeast offset of ~41 kt historic tailings JORC Covered gold-quartz veins with OMCO vein; possible parallels OMCO vein resource @ 1.67 g/t Au; strike and depth upside like Cosmos re
Slide 13: Other Claims & Projects
Other Claims Eastside Mine Strong porphyry potential ~18 km southeast of Huntoon Copper Project. Claims pooled with neighbour Bronco Creek Exploration. & Projects Mineral Jackpot Low-cost optionality across High-grade soils, historical spoil-heap reprocessing, drilled 536 m in 2022; best intercept 3
Slide 14: Western Milling LLP
Western Milling LLP 50:50 JV process mill with local partner • Established to recover precious metals from historic mine waste at Olympic Gold Project and Mineral Jackpot claims • Olympic Gold tailings have a JORC compliant Inferred Resource of 31,000 t @ 1.6 g/t Au & 3.0 g/t Ag as well as a signifi
Slide 15: Strong Executive Team
Strong Executive Team In-country, technical, and corporate leadership well-aligned with GWM’s value creation path Brian Hall Ed Loye Max Williams Robert O’Connell Dr. Lawrence Carter Chairman CEO FD & Company Secretary Operations Director Consultant An experienced board 20+ years’ experience in Char
Slide 16: Highly Experienced Board
Highly Experienced Board Technical, and corporate leadership to provide solid governance Andrew Hay Alastair Ford Gemma Cryan Non-Executive Director Non-Executive Director Non-Executive Director Oxford graduate with 30 Oxford educated mining Geologist with 20 years’ years in London/New York speciali
Slide 17: Investment Case
Multi-metal portfolio reduces Funding in place to advance key Investment risk and enhances upside catalysts and unlock value A strategic mix of base, precious Fully funded 2026 exploration and critical minerals including strategy supported by efficient Case tungsten provides natural capital structur
Slide 18: Contacts
Contacts www.greatwesternmining.com brian.hall@greatwesternmining.com ed.loye@greatwesternmining.com max.williams@greatwesternmining.com greatwesternmining@stbridespartners.co.uk @mining_great www.linkedin.com/company/great-western-mining/
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