Century Lithium Corp · TSXV:LCE
Century Lithium — Investor Presentation (December 2025)
34 slides from Century Lithium's investor presentation, December 2025
Slide 1: Unleashing the Energy of Tomorrow – Corporate Presentation
Unleashing the Energy of Tomorrow Corporate Presentation DECEMBER 2025
Slide 2: Cautionary Statement
Developing Nevada's Next Lithium Mine Cautionary Statement TECHNICAL INFORMATION ADDITIONAL REFERENCE MATERIALS Scientific and technical information in this presentation about Angel Island This presentation should be read in conjunction with Century Lithium Corp’s news (formerly the Clayton Valley L
Slide 3: Share & Trading Information
Developing Nevada's Next Lithium Mine Share & Trading Information TSX.V: LCE | OTCQX: CYDVF ANALYST COVERAGE Alliance Global Partners Jake Sekelsky Issued & Outstanding 165.3 M Warrants 16.6 M Noble Capital Markets Mark L. Reichman Options & DSU 8.1 M Hallgarten & Company Christopher Ecclestone Full
Slide 4: 2025 In Review
Developing Nevada's Next Lithium Mine 2025 In Review Angel Island Permitting Progress • Demonstration Plant continued to produce battery- • Angel Island accepted into the U.S. FAST-41 permitting grade Li2CO3 from Angel Island leach solutions. dashboard as Transparency Project. • MOU signed with Oric
Slide 5: U.S. Government & Accelerated Mineral Production
Developing Nevada's Next Lithium Mine U.S. Government & Accelerated Mineral Production Executive Order Immediate Measures to Increase American Mineral Production* issued on March 20, 2025 • Intends to “facilitate domestic mineral production to the maximum extent possible” by • “immediately” approvin
Slide 6: Angel Island Project Added to FAST-41 Transparency Status
Developing Nevada's Next Lithium Mine Angel Island Project Added to FAST-41 Transparency Status • On August 1st, 2025, the Federal Permitting Improvement Steering Council (Permitting Council) announced the addition of Angel Island Lithium Project to FAST-41 transparency status. • Angel Island will r
Slide 7: Investment Highlights
Developing Nevada's Next Lithium Mine Investment Highlights ADVANCED PROVEN KEY DEMONSTRATION STAGE TECHNOLOGY MILESTONES PLANT • Supported by April 2024 • Patent-pending process • Non-binding MOU in place • Tests exceed industry Feasibility Study* for a 3- integrating alkaline for offtake of byprod
Slide 8: Angel Island – Overview
Developing Nevada's Next Lithium Mine Angel Island – Overview Nevada Century Lithium's Geothermal Tier 1 jurisdiction for mining Lease 100% owned Billion tonne lithium clay resource Albemarle’s Silver Peak Lithium Brine Operation on Federal US mining claims Access ANGEL ISLAND In a chloride basin ad
Slide 9: Angel Island – Clayton Valley
Developing Nevada's Next Lithium Mine Angel Island – Clayton Valley NE project looking SW Central project looking NW outcropping lithium-bearing claystone Angel Island in the background TSX.V: LCE OTCQX: CYDVF 9
Slide 10: Comparison of Nevada Lithium Projects
Developing Nevada's Next Lithium Mine Comparison of Nevada Lithium Projects Host Company Project Project Status Finance Status Albemarle* Silver Peak Operation Producing - Brine SLB/Pure Energy* Clayton Valley PEA, Pilot Plant - Discussions Century Lithium Angel Island Feasibility, Pilot Plant under
Slide 11: Angel Island – Project Elements
Developing Nevada's Next Lithium Mine Angel Island – Project Elements Mining Direct Lithium Extraction (DLE) • Surface deposit with low strip, no internal waste • Chloride process enables DLE instead of chemical precipitation, enables high-purity lithium carbonate • Soft claystone requiring no drill
Slide 12: Angel Island – Project Fundamentals
Developing Nevada's Next Lithium Mine Angel Island – Project Fundamentals* In $US End-to-end process Phased Production Plan • 35,000 tpa average estimated LOM production of • First Phase estimated capital cost $1.581B battery-grade Li2CO3 on-site Large Resource Positive Economics • Mineral Reserves
Slide 13: Angel Island – Resources & Reserves
Developing Nevada's Next Lithium Mine Angel Island – Resources & Reserves* Mineral Resource Estimate Tonnes Above Li Grade Li Contained LCE Cut-off (millions) (ppm) (million t) (million t) Measured 858.26 990 0.850 4.523 Indicated 280.33 891 0.250 1.329 Measured & Indicated 1,138.59 966 1.099 5.582
Slide 14: Angel Island – Deposit Features & Lithology
Developing Nevada's Next Lithium Mine Angel Island – Deposit Features & Lithology • Extensive flat-lying deposit • Lithium in illite and montmorillonite clays to depth of 150m • Minimal gravel overburden • Soft clay no drilling or blasting required • Leachable clay with low reagent consumptions TSX.
Slide 15: Angel Island – Feasibility Study Results
Developing Nevada's Next Lithium Mine Angel Island – Feasibility Study Results* After-tax cash-flow analysis in US$ Initial Expansion Expansion Phase 1 Phase 2 Phase 3 Years 1-4 5-8 9+ Mining Rate 7,500 tpd 15,000 tpd 22,500 tpd Average Annual Li2CO3 Production 13,000 tpa 28,000 tpa 39,000 tpa Estim
Slide 16: Angel Island - Economic Model & Sensitivity
Developing Nevada's Next Lithium Mine Angel Island - Economic Model & Sensitivity* US$ Variation Units -25% Base Case +25% Cash-flow Model Developed Using Lithium Price %/t LCE $18,000 $24,000 $30,000 NPV-8% $B $1.58 $3.16 $4.70 • $24,000/t for Li2CO3 and $600/t NaOH IRR % 12.9% 17.2% 21.0% Produces
Slide 17: Angel Island - Capital Cost Estimates
Developing Nevada's Next Lithium Mine Angel Island - Capital Cost Estimates* US$ - millions Installed Capital Costs ($M) Phase 1 Phase 2 Phase 3 Phased Approach to Mine Plan Mining & Site Preparation $65 $6 $29 • Reduces capital risk and exposure Process Facilities $517 $205 $477 • Eases constructio
Slide 18: Angel Island – Internal Optimization Study
Developing Nevada's Next Lithium Mine Angel Island – Internal Optimization Study* Century Lithium’s review of the 2024 Feasibility Study led to an Potential areas for reductions: Internal Optimization Study* • Changes in flow sheet, equipment selection and updated vendor • The internal optimization
Slide 19: Demonstration Plant – Armargosa Valley
Developing Nevada's Next Lithium Mine Demonstration Plant – Armargosa Valley Demonstration Plant Facilities Components of Demonstration Plant TSX.V: LCE OTCQX: CYDVF 19
Slide 20: Demonstration Plant – Overview
Developing Nevada's Next Lithium Mine Demonstration Plant – Overview • Patent-pending process integrating chloride leaching with cutting-edge DLE technology • Entering fourth year of R&D and repeatedly making battery-grade Li2CO3 over 99.5% purity on- and off-site • Feed material grades from Angel I
Slide 21: Demonstration Plant – Recent Developments
Developing Nevada's Next Lithium Mine Demonstration Plant – Recent Developments • Making battery-grade Li2O3 on-site using lithium solutions derived from Angel Island claystone • Li2O3 purity exceeding 99.5% repeating the making of battery-grade Li2CO3 • Eliminated downstream processing using a veri
Slide 22: Demonstration Plant – Chlor-Alkali Process
Developing Nevada's Next Lithium Mine Demonstration Plant – Chlor-Alkali Process Salt is the Key HCl • NaCl (sodium chloride) sources are abundant in the Anode Cathode western Unites States Cl + - H2 • Clayton Valley brines are a potential source Depleted 2 NaCl Brine H20 On-site reagent generation
Slide 23: Angel Island – Sodium Hydroxide Facts
Developing Nevada's Next Lithium Mine Angel Island – Sodium Hydroxide Facts • Primary uses of NaOH are • Pulp and paper manufacturing • Water treatment – both industrial and municipal • Making of sodium hypochlorite (bleach) • Mining – primarily making of sodium cyanide for gold projects • Agricultu
Slide 24: Angel Island – Non-Binding MOU for Sodium Hydroxide Sales
Developing Nevada's Next Lithium Mine Angel Island – Non-Binding MOU for Sodium Hydroxide Sales • Orica Specialty Mining Chemicals a leading mining and infrastructure solutions provider and major US manufacturer and supplier to Nevada’s mining industry • Purchase of Membrane-grade NaOH surplus from
Slide 25: Environmental & Social Governance
Developing Nevada's Next Lithium Mine Environmental & Social Governance Initial baseline Project design will Opportunities for Focus on effective Commitment studies minimize use of Renewable water and land to working completed environmental Energy management with local and cultural communities for i
Slide 26: Moving Forward
Developing Nevada's Next Lithium Mine Moving Forward • Continue to test Li2CO3 with domestic original equipment manufacturers (OEMs) • Finalize optimization program to drive reductions in the Project’s estimated capital and operating costs • Updating draft Plan of Operations with baseline study and
Slide 27: Angel Island – Summary
Developing Nevada's Next Lithium Mine Angel Island – Summary Advanced Stage Project – Nevada, USA Permitting & Developing • One of the largest lithium deposits in the USA • Tier 1 jurisdiction – Nevada, USA • Feasibility Study* completed in April 2024 • Angel Island is on the FAST-41 Transparency Da
Slide 28: Contact
Contact Spiros Cacos Vice President, Investor Relations T +1 604 764 1851 info@centurylithium.com centurylithium.com TSXV LCE | OTCQX CYDVF A blue circle with white x in it Description automatically generated 28
Slide 29: Appendix
Developing Nevada's Next Lithium Mine APPENDIX APPENDIX TSX.V: LCE OTCQX: CYDVF 29
Slide 30: Century Lithium – Management
Developing Nevada's Next Lithium Mine Century Lithium – Management William Willoughby, PhD, PE Todd Fayram, MSc Eng SENIOR VICE PRESIDENT, METTALURGY PRESIDENT, CEO & DIRECTOR 35+ years of experience, focusing on metallurgy, pyrometallurgy and 45+ years of experience in all aspects of natural resour
Slide 31: Century Lithium – Board of Directors
Developing Nevada's Next Lithium Mine Century Lithium – Board of Directors Bryan Disher William Willoughby, PhD, PE CHAIR PRESIDENT, CEO & DIRECTOR 37+ years of experience in corporate finance, retired partner from 45+ years of experience in all aspects of natural resources PwC Canada, CPA, CA devel
Slide 32: Appendix – Extraction Testing of Lithium-bearing Claystone
Developing Nevada's Next Lithium Mine Appendix – Extraction Testing of Lithium-bearing Claystone Pilot Plant Components Crushed Claystone Ready to Process TSX.V: LCE OTCQX: CYDVF 32
Slide 33: Appendix – Filtration System & Tailings
Developing Nevada's Next Lithium Mine Appendix – Filtration System & Tailings Tailings PLS Plate Filters TSX.V: LCE OTCQX: CYDVF 33
Slide 34: Appendix – Mining & Processing of Bulk Sample
Developing Nevada's Next Lithium Mine Appendix – Mining & Processing of Bulk Sample Bulk Sample Location Crushing Claystone TSX.V: LCE OTCQX: CYDVF 34
Century Lithium — Investor Presentation (December 2025) on 6ix