Carolina Rush Corporation · TSXV:RUSH
Carolina Rush — Investor Presentation (August 2026)
28 slides from Carolina Rush's investor presentation, August 2026
Slide 1: Built on Gold. Testing for Scale.
TSXV: RUSH | OTCQB: PUCCF BUILT ON GOLD. TESTING FOR SCALE. Partnered with Initial Gold Resource with Copper Porphyry Potential Q3 - 2026 Corporate Presentation Q3 - 2026 TSXV: RUSH | OTCQB: PUCCF 1
Slide 2: Disclaimer
Disclaimer This Presentation is not an offer to buy or sell the securities referenced herein, nor has the Securities and Exchange Commission or any state, provincial or territorial regulatory authority determined if this Presentation is truthful or complete. Any representation to the contrary is a c
Slide 3: Mineral Resource Estimate Technical Disclosure
Mineral Resource Estimate Technical Disclosure All scientific and technical information relation to the Mine ral Resource Estimate (”MRE”) of the Bre wer Go ld-Copper Project contained in this pres entation is de rived from the ne ws release dated August 8, 2025 title d “Carolina Rush Announces Refi
Slide 4: Why Carolina Rush & Why Now
Why Carolina Rush & Why Now Backed by a Gold Producer • OceanaGold committing to up to US$20M to test the system First Deep Drilling Confirms Porphyry-Style Cu-Au Vectors • Hole 38 intercepted Cu-Au mineralization below the lithocap for the first time New Geological Model Suggests System is Tilted 2
Slide 5: Recent Developments
Recent Developments Strengthening the Brewer District Opportunity Expanded District-Scale Position • 2,524 acres added to the 100% Jefferson Project • Brewer + Jefferson now cover 3,480 contiguous acres • Expansion extends west and northwest of Brewer, aligned with recent geological targeting • 90%
Slide 6: Backed by a Mid-Tier Gold Producer
Backed by a Mid-Tier Gold Producer OceanaGold is funding the initial deep drill test of the porphyry target TESTING THE PORPHYRY TARGET Data Integration & Next-Phase Targeting First deep porphyry drilling All drill results being integrated with geology, alteration, geochemistry completed and geophys
Slide 7: OceanaGold Earn-In Structure
OceanaGold Earn-In Structure Agreement entered September 15, 2025 STAGE EXPENDITURE OGC INTEREST DEADLINE Key Terms: • OceanaGold operates Haile, 13 km away – they Stage 1 Minimum have direct geological knowledge of the district US$1.5M 0% 12 months Spend • Minimum commitment ($1.5M) drilling comple
Slide 8: Brewer Maiden Mineral Resource Estimate
Brewer Maiden Mineral Resource Estimate In situ & pit backfill Summary of 2025 Maiden Mineral Resource Estimate Brewer In Situ Mineral Resource Visual Validation Au Cu Tonnes Resource Classification Oz Au g/t M lbs % (Mt) In Situ Indicated 192,000 0.97 16.7 0.13 6.2 Brewer Backfill Mineral Resource
Slide 9: The Porphyry Model: Now Drill-Tested
The Porphyry Model: Now Drill-Tested Deep drilling & independent review support a tilted porphyry copper-gold system Large System Confirmed at Depth Porphyry Cu Model Cross Brewer Geology: Exploration Model Section Brewer’s near-surface Au-Cu mineralization is interpreted as the high-level expressio
Slide 10: First Systematic Deep Drill Program at Brewer
First Systematic Deep Drill Program at Brewer Initial drilling confirms Brewer as a large gold-copper system • 3-hole, 3,579 m drill program completed with OceanaGold Location of Initial Deep Drill Holes • Confirmed a large hydrothermal system extending > 1 km • Identified chalcopyrite, porphyry-sty
Slide 11: Key Geological Observations from Hole 37
Key Geological Observations from Hole 37 Confirming a large hydrothermal system and northwest vector • 410m of chalcopyrite-bearing copper mineralization • B-type veining at multiple depths; highest density 170–223m and 570–640m • Alteration zonation and geophysical reinterpretation vector northwest
Slide 12: Key Geological Observations from Hole 38
Key Geological Observations from Hole 38 Intersected the first Cu-Au mineralization below the lithocap Hole 38 Intersects New Mineralized Alteration Zone Below Brewer Lithocap • Hole 38 drilled to a depth of 1,374 m (view to the Southwest) extended Brewer’s alteration system to > 1 km below surface
Slide 13: Key Geological Observations from Hole 38
Key Geological Observations from Hole 38 Confirming copper-gold porphyry system below lithocap Conceptual Porphyry Copper-Gold Model Showing Effects of Post Mineral Tilting and Interpreted Position of Brewer High-Sulfidation Mineralization (1) and Cu- Au Intercept in Hole 38 (2) Q3 - 2026 TSXV: RUSH
Slide 14: Key Geological Observations from Hole 38
Key Geological Observations from Hole 38 Intersected the first Cu-Au mineralization below the lithocap Examples of Porphyry-Related Alteration and Mineralization in Hole 38 A. Disseminated chalcopyrite B. Early A-type quartz veins in within deformed chlorite-sericite intense chlorite alteration with
Slide 15: Key Geological Observations from Hole 39
Key Geological Observations from Hole 39 Confirmed Au-Cu mineralization beyond the current resource footprint • 51 m @ 0.62 g/t Au & 0.22% Cu from Cross Section of Hole 39 214 m incl. 12 m @ 1.04 g/t Au & 0.60% Cu from 217.5 m • Au-Cu mineralization encountered in Hole 39 is a 50 m step-out from the
Slide 16: Key Geological Observations from Hole 39
Key Geological Observations from Hole 39 Confirmed Au-Cu mineralization beyond the current resource footprint Examples of Breccia Hosted Au-Cu Mineralization Encountered in Hole 39 A. Au-Cu mineralized breccia (1.5 B. Chalcocite mineralization (1.0 m m @ 2.0 g/t Au, 0.8% Cu) @ 1.7 g/t Au, 2.5% Cu) Q
Slide 17: Interpretation and Next Steps
Interpretation and Next Steps Interpretation & Next Steps • Independent review by Dr. Richard Sillitoe supports the tilted porphyry copper-gold model • Hole 38 provides evidence that Brewer is a gold-rich porphyry copper system • The program refined the target area toward the west/northwest extensio
Slide 18: Phase II Proposed Drilling
Phase II Proposed Drilling Q3 - 2026 TSXV: RUSH | OTCQB: PUCCF 18
Slide 19: Key Investment Considerations
Key Investment Considerations Established Resource, Major-Funded Drilling & Defined Copper-Gold Targets Established Favourable resource baseline jurisdiction • OceanaGold funding up to • Large hydrothermal system US$20M in exploration • Porphyry-style Cu-Au vectors • RUSH carried through identified
Slide 20: Capital Structure & Contact Information
Capital Structure & Contact Information CAPITAL STRUCTURE SHARE DISTRIBUTION VALIDATED ASSET PORPHYRY TARGET Share Price (August 11. 2026) $0.11 Shares Outstanding 90,799,482 US$20 M 1 Km Scale Warrants (avg.$0.205) 31,490,748 Retail OceanaGold earn-in drilling Hydrothermal system 20% underway confi
Slide 21: Management Team
Management Team Operational leadership advancing exploration, strategy and execution LAYTON CROFT – President, CEO & Director • 30 years global experience, including 20 years in mining and exploration • Senior roles with Ivanhoe Mines, Rio Tinto Peabody Energy and Duke Energy • Chairman of Erdene Re
Slide 22: Directors & Advisors
Directors & Advisors Aligned expertise in discovery, capital markets and project advancement Proven leadership across discovery, capital markets & strategic direction Technical & strategic support aligned with Brewer’s discovery potential LAYTON CROFT – President, CEO & Director DAVID BURROWS – Tech
Slide 23: Appendix
TSXV: RUSH | OTCQB: PUCCF APPENDIX Q2 - 2026 Q3 - 2026 TSXV: RUSH | OTCQB: PUCCF 23
Slide 24: Brewer History
Brewer History 200 years of gold prospecting, exploration and mining Brewer becomes a Superfund Site When the company abandoned the site in 1999, the U.S. Environmental Protection 1990 Flood Event Agency (EPA) took title to the site and oversaw water treatment operations to Drilling in 1970s contain
Slide 25: Summary of Best Interceptions at Brewer
Summary of Best Interceptions at Brewer 36 Holes drilled by Carolina Rush prior to 2026 drill program To Au Cu RANK Drill Hole From (m) Interval (m) Au GxT (m) (g/t) (%) 1 B23C-021 111.50 174.00 62.50 8.45 0.28 528 2 B21C-005 56.00 237.60 181.60 1.24 0.27 225 3 B24C-036 63.20 269.50 206.30 0.66 <0.1
Slide 26: Highest Grades
Highest Grades Within broad mineralized zones Drill Hole From (m) To (m) Interval (m) Au (g/t) Cu (%) B20C-004 66.41 182.00 115.59 0.91 0.17 Incl. 150.50 166.00 15.50 2.35 0.46 Incl. 162.55 166.00 3.45 5.29 1.19 B21C-005 56.00 237.60 181.60 1.24 0.27 Incl. 62.00 137.00 75.00 2.13 0.26 64.90 75.00 10
Slide 27: Best Copper Results
Best Copper Results Core drilling BHID From (m) To (m) Interval (m) Au* (g/t) Cu* (%) B20C-004 161.4 169.0 7.6 2.96 0.97 B21C-005 71.9 87.5 15.6 1.43 0.54 and 190.9 210.2 19.3 0.86 0.65 and 221.0 226.0 5.0 0.45 0.51 B21C-008 105.5 149.2 43.7 2.05 0.54 B21C-015 81.5 88.5 7.0 2.88 0.74 B23C-018 203.09
Slide 28: Tanyard Breccia Extended
Tanyard Breccia Extended Testing the breccia along ~250m of strike from 50-150m below surface Drill Hole From (m) To (m) Interval (m) Au (g/t) Cu (%) B21C-015 44.60 107.00 62.40 1.03 0.15 Tanyard Zone Inclined Section Looking South Incl. 76.50 97.70 21.20 2.23 0.36 B23C-021 111.50 174.00 62.50 8.45