Opus One Gold Corporation · TSXV:OOR
Opus One Gold — Investor Presentation (November 2025)
18 slides from Opus One Gold's investor presentation, November 2025
Slide 1: Corporate Presentation November 2025
CORPORATE PRESENTATION NOVEMBER 2025 Investing in Advanced Definition Drilling Stage Gold Projects TSX-V: OOR
Slide 2: Forward-looking statements
This presentation contains certain “forward-looking statements”, including, but not limited to, statements regarding the Company’s strategic plans, timetables, the evolution of mineral reserves and resources, mine operating costs, capital expenditures, work programs, development plans, exploration p
Slide 3: District-Scale Gold Project in a Tier 1 Jurisdiction
District-Scale Gold Project in a Tier 1 • 100% ownership of 50 km² in Quebec Abitibi Gold Belt Jurisdiction • Excellent infrastructure: paved highway, grid power, rail and skilled workforce Premier Gold Mining District • Noyell Project • 15,000 M drilling completed by Opus One Gold Corp • Close
Slide 4: Opus One controls 8 km of strike along the deformation corridor
Opus One controls 8 km of strike along the highly favorable deformation corridor: Casa- Berardi - Douay-Cameron Acquisition of 100% ownership of Noyell flagship Gold Project in 2024 9,000 Meters drill program in early 2025 following completion of a 5,104 m winter 2021 drilling program on Noyel
Slide 5: Projects location: Noyell and Courville
Noyell gold flagship property located along Casa-Bérardi deformation Zone, near Matagami, Qc Courville gold property located near the Val d’Or gold district PROJETS - PROJECTS OBrien Principal LOCATION - LOCALISATION Bande de ‘Sedimentary and Greenstone Belts
Slide 6: Noyell is strategically positioned in a proven mining district
NOYELL IS STRATEGICALLY POSITIONED IN A PROVEN MINING DISTRICT v 300 000 oe Evaracai GLENCORE Eldorado Gold Fe ore: (Nuvau Minerals) 709 Montgottier QUEM Complexe Caber > ay Taal [Mine Vezzal Solstice Gold Douay East Goldfields Quévillon PAGENO 6
Slide 7: Noyell regional map and infrastructure
Detour Lake Gold Mine (Operating) Casa Berardi (Operating) Gold Deposit Base Metal Deposit Douay Gold Project Joutel Gold Project Regional Shear Zones Power Line Road | | Martiniere Au Douay Resource 3.03M oz Au* ord Defer cose Bete Aleem Beet Gold mill Sleeping Giant V4 (ros Producer) Aistous; Mata
Slide 8: Biogeochemical survey gold anomalies
lover Mag Survey PROPRIETENOYELL 32 F12 LEVE DE BIO GEOCHIMIE Axes des anomalies Au GL GEOSERVICE INC Gold anomalies highlighted in red dash lines Gold anomalies detected in biogeochemical surveys, shown over magnetic map in Zone 1 area and extensions New anomalies observed on Zone 1 and along its e
Slide 9: 2025 successful drilling program
PLU ‘eo! 2025 SUCCESFUL DRILLING PROGRAM ay ; — Hs x + 9,000 m of drilling w Forage 2025 An ; oh completed in 2025 (in © Forage historique : 3 red) ] A pccds existant C] Propricte woven 7 . 7 TT s « Focus was to confirm tee mint 1s aa aERERE, < down-plunge extension : of the Zone 1 gold discovery, t
Slide 10: Pre-2025 drilling longitudinal section
‘gO’ PRE-2025 DRILLING LONGITUDINAL SECTION « Interpretation of zone | gold mineralization by the end of 2024 + High gold grades in red + Lower gold grades in yellow PAGENO10
Slide 11: New interpretation of Zone 1 following 2025 drilling
[[N0.25-09 BE 10-2503 | 0-25.18 | Noss-39 SECTION 311 NO-25.06 0-2007-11 No-207.14 ° 1389817 2007-13 902007-10 Sem 10.2500 ef no NO.25.08 Ono21.08 n0.21.07 NO-2L.05 NO-25-16 NO-25-08A NO-25-15A 0-25.05 |@ New interpretation of zone 1 following 2025 drilling Significant increase in zone 1 gold deposi
Slide 12: Cross-section on Noyell Zone 1
OPI IS @Ov: CROSS-SECTION ON NOYELL ZONE 1 Forage Longueur (m) N-20-02 11.20 N-20-02 1.20 NO-21-06 6.50 NO-25-13 7.10 NO-25-18 5.50 NO-25-21 NO-25-21 NoRg.28 No8s-40 Nogg-40 OPU a 3 ONE GOLD CORP Projet Noyell Section 311750m E Vue Nord-Sud Zone | indicated in red Zone | continuous from surface down
Slide 13: 2026 drill targets on longitudinal section
NO-2007-11 NO-2007-14 ~ ree 11319317 NO-2007-13 » . 1no2007-10 = NO-20-01 NO-21.12 * NO-21-05 100.00m @n0o-21-08 1.07 100.00" 300.00"m Red squares indicates 2026 drill targets ona longitudinal section Designed to test horizontal and vertical extensions as well as some infill drilling of zone ] 13
Slide 14: Open pit potential viability to be evaluated
Open pit potential viability to be evaluated 200.00 - ' following near io surface [no-25-01 NO88-39 [0-25-08 Jo [W025 nose successful 2025 ©no-94.16 eure N drilling 100.00 NO-2007-11 NO-2007-14 ~ = A 1131-93-17 NO2007-10 NO-2007-13 - . | fo No-2007-12 . 4 = NO-20-01 No-25-17 [ig NO21-12 * 56 NO-21.0
Slide 15: Courville property near Val d'Or
s Canadian A a Malartic GoWex ser Lamaque The property, located near the Val d’Or gold mining district , consists of two distinct claim blocks. The main gold mineralization is found on the northwestern claim block. 15
Slide 16: Courville historical drill results
HOLE FROM TO LENGTH (M) G/T AU METAL FACTOR 90-CC-36 5,63 117,63 112,00 0,53 59 90-15 95,37 168,82 73,45 1,25 92 90-31 125,00 220,00 95,00 0,53 50 90-16 52,02 142,66 90,64 0,28 25 90-20 105,85 198,00 92,15 0,81 74 88-3 7,00 152,40 145,40 0,38 55 88-4 5,00 112,00 107,00 1,11 119 87-107 3,51 121,95 11
Slide 17: Management, Board and Share Structure
Management Board Louis Morin, CEO Louis Morin Share Structure – TSX-V: OOR Shares Outstanding 234,059,176 Michael Kinley, President & CFO Michael Kinley Warrants 25,535,936 Patrick Fernet Options 22,650,000 Charles Chevrette Fully Diluted 282,245,112 Christian Paradis Ownership • Institutions > 15%
Slide 18: Noyell 2025 drill intercepts table
Sondage Zone De À Longueur Épaisseur vraie Au (g/t) FM NO-25-14 Zone 1 165 170,2 5,2 4,16 8,96 46,60 NO-25-01 Zone 1 135 142,3 7,3 5,8 4,12 30,10 NO-25-14 Zone 1 179,2 189,1 9,9 7,96 2,91 28,80 NO-25-01 Zone 2 206,5 207 0,5 0,41 4,71 2,36 NO-25-14 Zone 2 221,2 226,8 5,6 4,6 1,02 5,70 NO-25-02 Zone 1
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