G2 Goldfields — Investor Presentation (December 2025)
27 slides from G2 Goldfields's investor presentation, December 2025
Slide 1: G2 Goldfields
G2 Goldfields Guyana’s Newest Large-Scale Gold Mine Corporate Presentation December 2025 TSX: GTWO OTCQX: GUYGF
Slide 2: Forward Looking Statements
2 Forward Looking Statements This presentation contains certain forward-looking statements. Wherever possible, words such as "may", "will", "should", "could", "expect", "plan", "intend", "anticipate", "believe", "estimate", "predict" or "potential" or the negative or other variations of these words,
Slide 3: Oko Project – Rare Development Project in Quality Jurisdiction
Oko Project – Rare Development Project in Quality Jurisdiction 3 Robust mine life, production and grade at industry-leading low costs OP + UG: 1.6 Moz @ 3.24 g/t Au (Ind),1.9 Moz @ 3.31 g/t Au (Inf) across 5 discoveries to date Large, High-Grade Resource¹ Includes High-grade UG core at OMZ, >0.7
Slide 4: Guyana – Growing Economy & Infrastructure
Guyana – Growing Economy & Infrastructure 4 ► World's fastest-growing economy, real GDP Top 10 Fraser Institute Investment Attractiveness Index: Guyana up 28.5 pts growth of 64% (2022), 38% (2023), 44% (2024) 95 ► Mining was 5% of GDP (2022) 90 ► Continued strong economic forecasts 85 80 ► Global le
Slide 5: Management with Proven Discovery Track Record in Guyana
5 Management with Proven Discovery Track Record in Guyana Sector specialists in gold discovery and exploration in Guyana Discoveries in Guyana Past discoveries in Guyana exceed 11 Moz Au; Discovery cost of ~$22/oz “Boots on the ground” operating experience – ability to acquire / advance projects qui
Slide 6: Record of success in Guyana
Record of success in Guyana 6 Credited with discovering, financing and developing the Aurora Mine, Guyana’s largest commercial gold mine Aurora, Guyana Aurora, Guyana Saramacca, Suriname Karouni, Guyana Aurora, Guyana Patrick Sheridan Dan Noone Torben Michalsen Boaz Wade Jacqueline Wagenaar Executiv
Slide 7: Capital Structure and Ownership
7 Capital Structure and Ownership Capital Structure and Market Valuation¹ Ownership Common Shares Outstanding 257,009,835 Management & Directors (~22%) 57,605,823 22% Management Fully Diluted Shares 279,781,035 42% Share Price C$4.99 Institutions Market Cap ~C$1,280M Retail / Other Cash (unaudited)
Slide 8: Major Mining Activities in the Guiana Shield
MAJOR MINING ACTIVITIES IN THE GUIANA SHIELD ‘SOUTH AMERICA Choco 10 EI Callao KM88 Projects. —©® Brisas Las Christinas Bayi © Toroparu / — Omai /@ ® G2 arouni Rosebel Merian Venezuela: Guiana Shield: 6O Million oz 100: Million oz GTwo a. GUYGF
Slide 9: Property map with historic mines
WARIRI MINE (HisTORIC) 4 Past producer 1937-1939 =>, ts Cy (8,957 oz Au) 5 aes Mapping and sampling ongoing ‘ TARGET. & (AREMU WEST); TARGET, G (RED)ZONE) ARGENTINA + Included in Dec. 2025 MRE AREMU MINE © (HISTORIC) Past producer 1906-1911 (6,488 0z@ 15.6 g/t Au) + 1.62 Moz @ 3.24 g/t Au (Indicated
Slide 10: Oko-Ghanie Project – Emerging Giant in Guiana Shield
Oko-Ghanie Project – Emerging Giant in Guiana Shield 10 Growing/Defining Guyana’s Oko-Ghanie Project Long Section Looking East Highest Grade Gold Deposit ►Large, High-Grade Resource (OP+UG)¹ 1.6 Moz @ 3.24 g/t Au (Ind) 1.9 Moz @ 3.31 g/t Au (Inf) ►Five gold discoveries to date Oko Main, Ghanie
Slide 11: Robust Economics – 2025 PEA Overview
11 Robust Economics – 2025 PEA Overview Pre-Tax NPV5% Sensitivity to Gold Price (US$ MM) Key LOM Metrics (US$3,000/oz) PEA – Dec. 2025 Mine Life 14 $5,132 $5,685 $4,578 Total Recovered Production (MMoz Au) 3.2 $4,024 $3,471 Throughput (tpd) 10,000 $2,364 $2,918 $1,811 Average Annual Production (koz)
Slide 12: Production Profile – 2025 PEA
12 Production Profile – 2025 PEA Oko delivers average production of ~281 koz Au p.a. @ ~US$1,137/oz Au AISC(1) (3) LOM Production Profile (koz Au; US$/oz Au) Open Pit (koz Au) Underground (koz Au) AISC (US$/oz Au) $4,000 $3,633 600 $2,000 $1,687 $1,250 $1,208 $1,284 $1,257 $1,406 $1,220 $1,133 $1,11
Slide 13: After-Tax Cash Flow Profile – 2025 PEA
13 After-Tax Cash Flow Profile – 2025 PEA Significant leverage to gold price, generating US$3.8 Bn1 in LOM FCF @ US$3,000/oz and US$7.0 Bn1 @ US$4,000/oz (3) After-Tax Free Cash Flow (US$ MM) Avg. FCF of US$403 MM p.a. @ Base Case FCF @ US$3,000/oz Au Incremental FCF @ US$4,000/oz Au US$3,000/oz Au2
Slide 14: Compelling Upside Potential
14 Compelling Upside Potential Clear path to delivering significant returns through the development of Oko (3) Takeovers of Companies with Large, High-Quality Development Assets (>US$1.0 BN; since 2019) P / Consensus NAV (x) Large, long-life and high margin gold 1.1x 1.1x projects like Oko are Avera
Slide 15: Multiple Discoveries Across Mineralized System; Remains Open
Multiple Discoveries Across Mineralized System; Remains Open 15 TSX: GTWO OTCQX: GUYGF
Slide 16: Exploration Targets Along Mineralized Oko Shear Trend
Exploration Targets Along Mineralized Oko Shear Trend 16 Border Zone 16 drill holes for 7,400m on this southern border zone OMZ West Shears 2,200 m shallow program testing up- plunge projections of two sub-parallel high-grade shears within the OMZ deposit High Hill 1,060m program following 2019 soil
Slide 17: Immediate Resource Growth Target - Border Zone
Immediate Resource Growth Target - Border Zone 17 TSX: GTWO Source: See press release dated Oct. 27, 2025 OTCQX: GUYGF
Slide 18: Near Surface Drill Targets – OMZ West Shears 5 and 6
Near Surface Drill Targets – OMZ West Shears 5 and 6 18 ► OMZ Shears 5 and 6 near surface extension ► Shears 5 and 6 were modelled and projected to surface ► 22 drill holes, 2,220m planned ► 35,000m deep drilling program planned testing depths at up to 1km ► Anticipated to provide significant extens
Slide 19: G3 Spin-Out To Unlock Greater Shareholder Value
19 G3 Spin-Out To Unlock Greater Shareholder Value Repeatable value creation formula in G3 spin-out Dec 20255 $6.0 +3.5Moz MRE 170km Drilling Mar 20254 New Oko gold $5.0 Mar 20253 GTWO - Dec 2025 Discovery +3Moz MRE C$4.99/ C$1,280M 153km Drilling $4.0 Apr 20242 $3.0 +2Moz MRE Apr 20221 93km Drillin
Slide 20: G3 Spin-Out – Various Drill Ready Targets
G3 Spin-Out – Various Drill Ready Targets 20 Distributed on a 1:2 basis to GTWO shareholders and ~C$15M in Q1 2026 ~87,000 acres with 3 historic past-producing mines High priority drill-ready targets G2 team has been exploring the Cuyuni Gold Basin for + 25 years, local knowledge of geology
Slide 21: Past Producer: Peters Mine – 41,915 oz Au @ 41 g/t Au (1905–1909)
Past Producer: Peters Mine – 41,915 oz Au @ 41 g/t Au (1905–1909) 21 Scout drilling indicates both bulk near-surface and discrete high-grade opportunities; planning follow-up drilling program Scout drilling highlights: PDD1: 76m @ 1.5 g/t Au, incl. 16m @ 5 g/t Au PDD5: 3m @ 12.5 g/t Au TSX: GTWO S
Slide 22: Conclusion – Repeatable Value Creation Formula
22 Conclusion – Repeatable Value Creation Formula ► Large, High-Grade Gold Resource¹ OP + UG: 1.6 Moz @ 3.24 g/t Au (Ind),1.9 Moz @ 3.31 g/t Au (Inf); 5 discoveries High-grade, near surface deposit – 14 g/t Au (Ind) in Oko Main UG ► Robust Economics and Fast Payback¹ 281 koz/yr @ US$1,137/oz A
Slide 23: Near-Term Newsflow
Near-Term Newsflow 23 NEAR-MINE DRILLING REGIONAL DISCOVERY ADVANCE PERMITTING G3 SPIN-OUT COMPLETION Drilling targeting open extensions of Regional discovery potential on Submission of ESIA in Q1/26 Spin-out of non-core assets + high-grade mineralization found immediately multiple new targets new a
Slide 24: Our Commitment
24 Our Commitment Environmental • Focus on water management • Adherence to the GGMC’s monitoring guidelines • Implementation of a waste separation system on site • Instituting measure for secure transport and storage of chemical materials on site • Data collection in accordance with the Environmenta
Slide 25: Appendix
G2 Goldfields Appendix TSX: GTWO OTCQX: GUYGF
Slide 26: Mineral Resource Estimate - December 2025
Mineral Resource Estimate - December 2025 26 Deposit Mining Method Category Tonnage (t) Au Grade (g/t) Contained Au (oz) Total Indicated 1,132,000 2.01 73,000 OP Total Inferred 509,000 0.75 12,300 Total Indicated 1,693,000 13.63 741,600 Oko Main Zone (OMZ) UG Total Inferred 2,398,000 6.77 522,100 To
Slide 27: Toronto Office / Investor Relations / Guyana Office
27 Toronto Office Guyana Office 1101-141 Adelaide St West 506 Fordyce Street, Toronto, ON M5H 3L5 Republic Park East Bank Demerara Investor Relations Follow Us Jacqueline Wagenaar VP, Investor Relations @G2Goldfields +1.416.628.5904 Scan to download a copy of this presentation j.wagenaar@g2goldfield
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