Slide 1: Copper discovery below cover in Chile
Copper discovery below cover in Chile CORPORATE PRESENTATION — SEPTEMBER 2026 TSXV: TRBC OTCQB: TRRCF
Slide 2: Forward Looking Statements and Disclaimer
Forward Looking Statements and Disclaimer This corporate presentation and the information contained herein (the “Presentation”) is proprietary and for authorized use only. It is being provided for the use of prospective investors with the express understanding that, without the prior permission in w
Slide 3: Introduction to Tribeca Resources
Introduction to Tribeca Resources
Slide 4: Our strategy: science-led, portfolio-driven exploration
INTRO TO TRIBECA Our strategy: science-led, portfolio-driven exploration Seeking superior risk-adjusted returns by bringing a science-led approach to exploration & discovery below cover Portfolio Approach Disciplined Growth Actively managed & balanced Coastal IOCG Belt consolidation Dynamic capital
Slide 5: Tribeca Snapshot
INTRO TO TRIBECA Tribeca Snapshot CAPITAL STRUCTURE MANAGEMENT & BOARD SHAREHOLDERS 3 PROJECTS Iquique Jiguata Share Price (18-Sep-2026) C$0.24 Dr. Paul Gow CEO, Director % undiluted Shares Outstanding (# shares) 97.43M Thomas Schmidt President, Director Warrants (# warrants) 16.65 Nick DeMare CFO &
Slide 6: Track-record in Latam copper, exploration and M&A
INTRO TO TRIBECA Track-record in Latam copper, exploration and M&A Management / Co-founders Directors & corporate • Mining Engineer with extensive operating background Dr. Paul Gow • Geologist with doctorate and 30+ years’ experience in Luis Tondo mineral exploration and project development. with ma
Slide 7: Milestones and upcoming catalysts
CATALYSTS Milestones and upcoming catalysts 2017-2022 2023 2024 2025 2026 4 property acquisitions in La Geophysics and Phase 1 drilling Chiricuto acquisition (Mar 2024) Chiricuto drilling (Q1-Q2) Jiguata pre-drilling completed (Q2) Higuera district program (9 holes for ~2,800m) at (funded by founder
Slide 8: La Higuera Project
La Higuera Project La Higuera IOCG Project
Slide 9: La Higuera: A foothold in an emerging IOCG district
LA HIGUERA PROJECT La Higuera: A foothold in an emerging IOCG district The Chilean IOCG Belt hosts several districts with multiple deposits Candelaria - Punta del Cobre Dominga iron-copper project**: Dominga Norte district EIA proposes 22 year mine life with Las Posadas extraction and Las Posada
Slide 10: La Higuera IOCG project: Exploration programs
LA HIGUERA PROJECT La Higuera IOCG project: Exploration programs Drill testing of two targets under cover completed: Gaby and Chirsposo Historical work ✓ Geophysics; RC drilling by Peregrine and LAC ✓ Gaby Metallurgical test-work by G&T GABY Phase 1 Program: Completed Q1 2023 ✓ Geophysics (gravity,
Slide 11: Gaby IOCG discovery (2023)
LA HIGUERA PROJECT Gaby IOCG discovery (2023) A total of 29 holes for 10,118m of drilling to date NORTH 1.4 KILOMETRES SOUTH Preliminary block model (>0.2% Cu blocks) Magnetic susceptibility (0.5 SI = 5-10% magnetite) RCH-LH-07 - 285m @ 0.40% copper, 0.08 g/t gold incl. 56m at 0.60% copper, 0.12 g/t
Slide 12: Gaby discovery
LA HIGUERA PROJECT Gaby discovery Copper-gold-cobalt-iron system Large mineralized system delineated • Mineralized system drilled over 1.4km strike length, open at depth. • Delineated by 29 holes for 10,118m (incl. 11 historic holes) • Preliminary metallurgical test work indicates good recoveries fo
Slide 13: Gaby Chirsposo side-by-side
Gaby CB-02 vertical hole on flank of magnetic body displays “Association 2” coarse-grained sulphide mineralization Chirsposo Sur Chirsposo 7km Don Baucha Magnetic susceptibility shells (0.5SI = 5-10% magnetite) 13
Slide 14: Gaby / Chirsposo side-by-side
LA HIGUERA PROJECT Gaby / Chirsposo side-by-side Geophysical comparison at same scale 14
Slide 15: Chiricuto Project
Chiricuto Chiricuto Project Project
Slide 16: Chiricuto Project
CHIRICUTO PROJECT Chiricuto Project A rare, previously undrilled, geophysical target in the Capstone dominated Mantoverde district • Low-cost 5-year option secured in March 2024 • 570 hectares; two discrete targets • State land with year-round access • Within andesite-dominated lower unit of Rincone
Slide 17: Chiricuto 2025 program: 5 holes drilled for 1,586m
CHIRICUTO PROJECT Chiricuto 2025 program: 5 holes drilled for 1,586m Two target zones tested: one magnetic and one IP anomaly Gradient Array IP (Chargeability) Total Magnetic Intensity (RTP) Contour interval: 2 msec 17
Slide 18: Mineralized intervals - CHR001 (porphyry style)
CHIRICUTO PROJECT Mineralized intervals - CHR001 (porphyry style) * News release dated May 7, 2025 contains full details of drill intersections 18
Slide 19: Jiguata Project
Soraneremieac saree
Slide 20: Northern Chile Porphyry clusters
JIGUATA PROJECT Porphyry Cluster Cerro Colorado Furano Northern Chile Queen Elizabeth Yabricoya Porphyry clusters Mocha Porphyry Cluster Collahuasi (Rosario, Ujina) Quebrada Blanca Copaquire Area hosts four of top-20 global copper mines* Porphyry Cluster Chuquicamata Radomiro Tomic Mina Sur Ministro
Slide 21: Neighbouring licence holders
JIGUATA PROJECT Neighbouring licence holders Near drill-ready porphyry in area coveted by the majors • Targeting large porphyry copper- molybdenum deposits in the prolific Eocene-Oligocene Belt of northern Chile that has been overprinted by the Miocene Belt • Area dominated by the major mining compa
Slide 22: Porphyry deposits under epithermal systems
Porphyry deposits under epithermal systems Filo del Sol example: Argentina-Chile Additional • “Development of advanced argillic lithocaps as shallow Resource manifestations of porphyry Cu formation (e.g., Sillitoe, 1992, 1995a) is now widely accepted throughout the Andes.” Outlined by (Sillitoe & Pe
Slide 23: Four large alteration centres mapped
JIGUATA PROJECT Four large alteration centres mapped Delineated in surface and satellite mapping Mineral mapping from Worldview 3 data collected December 2025 23
Slide 24: High-sulphidation - porphyry environment indicators
JIGUATA PROJECT High-sulphidation - porphyry environment indicators Geological mapping of veins and breccias 24
Slide 25: Large soil geochemistry anomalies
JIGUATA PROJECT Large soil geochemistry anomalies Porphyry and epithermal geochemical associations Distribution of selected elements derived from geostatistical analysis and well-documented porphyry/epithermal geochemical indicators, from soil geochemical data from the Escudo Real, Cetro Dorado and
Slide 26: Historical IP data reprocessed
JIGUATA PROJECT Historical IP data reprocessed IP 1km line spacing Pre-geophysics Historic RC holes (250-300m depth) 500m Chargeability Chargeability Target 2 Outlined chargeability targets intensity: Green = 24 mV/V Target 1 Yellow = 28 mV/V Red = 32 mV/V Historic RC holes colored by Cu - Max Cu as
Slide 27: MT Surveying in 2026
JIGUATA PROJECT MT Surveying in 2026 750m station spacing “Funnel”-shaped resistive bodies coincident with alteration centres Alteration, breccia or intrusive bodies? <100 ohm.m MT resistivity surface 27
Slide 28: New, systematic, modern datasets for drill targeting
JIGUATA PROJECT New, systematic, modern datasets for drill targeting Magnetic 2 x shallow Soil grid (+Terraspec) Worldview RC holes (1990’s) mineral maps Rock samples (+ Terraspec) Geological mapping IP data MT data 28
Slide 29: Drill targets defined – now time to test them!
JIGUATA PROJECT Drill targets defined – now time to test them! North-south long section Ground magnetic, IP and MT • Approximate north-south long section through the La Soberana and Cetro Dorado alteration centres (right), with results of the magnetic (Vertical Integral of the Analytic Signal) (top)
Slide 30: Peer comparison: significant re-rating potential
INVESTMENT CASE Peer comparison: significant re-rating potential Selected peers with copper porphyry or IOCG or projects in South America Mkt Cap. Company Main Project Country Project stage Deposit Type Metals Exchange (US$ M)* Filo Filo del Sol PFS Porphyry Cu-Au-Ag TSX 3,2491 SolGold Alpala PEA Po
Slide 31: Right place, right time: "Chile is back"
INVESTMENT CASE Right place, right time Best ever backdrop for exploration? “Chile is back” “Let’s unleash investment; unleash mining” Finance & Mining Minister, Daniel Mas, at Chile Day on 16 September 2026 (London) Tribeca’s moving quickly Ramping up La Higuera district drill-out Hunting for e
Slide 32: Appendices
Appendices www.tribecaresources.co paul.gow@tribecaresources.com m thomas.schmidt@tribecaresources.com
Slide 33: Copper plays pivotal role in green energy transition
APPENDICES: THE NEED FOR COPPER Copper plays pivotal role in green energy transition Near doubling of annual consumption expected by 2040 Total Copper (Mt) Consumption in 2040 under AET -1.5 scenario1 6.7 55.1 “ 9.6 0.3 -1.5 1.1 0.4 Demand for copper — already on a 8.9 1 -0.1 rising trend — is argua
Slide 34: Economic development requires copper
APPENDICES: THE NEED FOR COPPER Economic development requires copper Reaching UN development goals requires a ~4x increase in installed copper Significant increase in commodity supply Level of investment required implies required for decarbonisation and fair transition sustained higher prices are ne
Slide 35: La Higuera IOGC Project
APPENDICES La Higuera IOGC Project Mining concessions & underlying ownership Gaby-Totito (100% direct (100% purchase option)1 ownership) Benja Caballo Blanco Don(100% direct ownership) Baucha (100% direct ownership) Note: All four areas are 100% owned. Gaby Totito subject to 10% Exploration Levy due
Slide 36: The broader La Higuera district
APPENDICES The broader La Higuera district Current and proposed infrastructure 36
Slide 37: La Higuera: Chirsposo target - 2023 drill results
APPENDICES La Higuera: Chirsposo target - 2023 drill results CHS001 and CHS002 CHS002 167m at 0.21% copper, including 12m @ 0.91% Cu, 0.24 g/t Au from 56m Chirsposo represents a near surface copper-gold IOCG system with numerous shallow, thick, copper intersections CHS002: 154-159m: 0.65% Cu, 0.25 g
Slide 38: La Higuera: Early-stage targets at Caballo Blanco
APPENDICES La Higuera: Early-stage targets at Caballo Blanco EARLY STAGE Additional TARGETS: based on geophysical targets geophysical data Chirsposo Location of Zone historical geophysical datasets shown Chirsposo Sur Zone DON BAUCHA: Intense magnetic and LEGEND Magnetic chargeability target – Susce
Slide 39: Chirsoposo Sur flank drilling
APPENDICES Chirsoposo Sur flank drilling IOCG-style alteration (actinolite-magnetite-albite-epidote-sulphide) • CB-02 189m: magnetite- sulfide-albite replacement of diorite • CB-02 116m: coarse grained pyrite as seen in the high grade zones at Gaby 39
Slide 40: La Higuera: Metallurgical test work
APPENDICES La Higuera: Metallurgical test work • Metallurgical test work (G&T Metallurgical Services Ltd, 2006) on two composites of drill core with copper head grades of 0.75% Cu and 0.1% Cu • Work indicated a copper and gold recovery of 85% and 65%, respectively, at a P80 of 139μm, with recoveries
Slide 41: La Higuera: Drill results
APPENDICES La Higuera: Drill results Recent and historical drill intersections reported From To Downhole Cu Au Co CuEq From Downhole Cu Au Co CuEq HoleID (m) (m) Interval (m) (%) (g/t) (ppm) (%)* HoleID (m) To (m) Interval (m) (%) (g/t) (ppm) (%)* Gaby - Tribeca Phase 1 Gaby – Historical drilling GB
Slide 42: Recent M&A: Chile copper
APPENDICES Recent M&A: Chile copper Chile consistently subject to international interest and activity Transactions involving Chilean copper deposits Jun ’26 Capstone Copper announce acquisition of 75% stake in San Pietro IOCG Project from Golden Arrow Resources for US$25M in shares Jun ’26 Tintina M
Slide 43: Key Global IOCG Terranes
APPENDICES Key Global IOCG Terranes Carajás Cloncurry Belt Coastal Belt Chile-Peru Gawler Craton (Olympic Province) 43
Slide 44: Highly Aligned Management Team
APPENDICES Highly Aligned* Management Team Exceptional track-record in Latin American copper, exploration, finance and M&A Team Member Background Notable Experience Dr. Paul Gow Geologist Former Glencore GM Projects/Exploration CEO, Director 30 years experience Geologist with extensive experience in
Slide 45: Experienced Independent Directors
APPENDICES Experienced Independent Directors Diverse capabilities, with deep mining, investing and company-building experience Team Member Background Notable Experience Luis Tondo Metallurgy & Mining Engineer with extensive operating background in Latam Director, engineering Junior and major company
Slide 46: Photo Gallery: La Higuera IOCG Project
GALLERY Photo Gallery: La Higuera IOCG Project
Slide 47: Statutory Rights of Action
Statutory Rights of Action The following summary of the statutory rights of action for damages or recission will apply to a Canadian purchaser of securities in the event that this Presentation is deemed to be an offering memorandum pursuant to securities legislation in the applicable province or ter
Slide 48: TSXV: TRBC
TSXV: TRBC