#1INVESTOR PRESENTATION High Purity Lithium Spodumene Project June 9, 2023 Critical Elements Lithium Corporation TSX-V:CRE#2DISCLAIMERS CriticalElements Lithium Corporation Forward-Looking Information: This presentation contains "forward-looking information" within the meaning of Canadian securities legislation. All information contained herein that is not clearly historical in nature may constitute forward-looking information. Forward-looking information includes, without limitation, statements regarding the results of the Company's Feasibility Study dated November 29, 2017 including statements about the projected IRR, NPV, payback period and future capital and operating costs, the availability and access to hydroelectric power, projected annual rate of lithium and tantalum production, the estimation of mineral resources, the market and future price of lithium and tantalum, permitting and the ability to finance the project, statements relating to the Phase II engineering study, the results of such study and lithium hydroxide plant feed, capacity and production. Generally, such forward-looking information can be identified by the use of forward-looking terminology such as "plans", "expects" or "does not expect", "is expected", "budget", "scheduled", "estimates", "forecasts", "intends", "anticipates" or "does not anticipate", or "believes", or variations of such words and phrases or state that certain actions, events or results "may", "could", "would", "might" or "will be taken", "occur" or "be achieved". Forward-looking information is based on certain factors and assumptions management believes to be reasonable at the time such statements are made, including but not limited to, continued exploration activities, lithium, tantalum and other commodity prices, the estimation of initial and sustaining capital requirements, the estimation of labour and operating costs, the estimation of mineral resources, the assumption with respect to currency fluctuations, the timing and amount of future exploration and development expenditures, receipt of required regulatory approvals, the availability of necessary financing for the project, the completion of the environment assessment process, permitting and such other assumptions and factors as set out herein. Forward-looking information is subject to known and unknown risks, uncertainties and other factors that may cause the actual results, level of activity, performance or achievements of the Company to be materially different from those expressed or implied by such forward-looking information, including but not limited to: volatile stock price; risks related to changes in lithium and tantalum prices; sources and cost of power facilities; the estimation of initial and sustaining capital requirements; the estimation of labour and operating costs; the general global markets and economic conditions; the risk associated with exploration, development and operations of mineral deposits; the estimation of mineral resources; the risks associated with uninsurable risks arising during the course of exploration, development and production; risks associated with currency fluctuations; environmental risks; competition faced in securing experienced personnel; access to adequate infrastructure to support mining, processing, development and exploration activities; the risks associated with changes in the mining regulatory regime governing the Company; completion of the environmental assessment process; risks related to regulatory and permitting delays; risks related to potential conflicts of interest; the reliance on key personnel; the risks related to the Phase II engineering study and additional pilot studies not producing the results anticipated my the Company; financing, capitalization and liquidity risks including the risk that the financing necessary to fund continued exploration and development activities at the Rose Lithium-Tantalum Project may not be available on satisfactory terms, or at all; the risk of potential dilution through the issue of common shares; the risk of litigation. Although the Company has attempted to identify important factors that could cause actual results to differ materially from those contained in the forward-looking information, there may be other factors that cause results not to be as anticipated, estimated or intended. There can be no assurance that such forward-looking information will prove to be accurate, as actual results and future events could differ materially from those anticipated in such forward-looking information. Accordingly, readers should not place undue reliance on forward-looking information. Forward- looking information is made as of the date of this presentation, and the Company does not undertake to update such forward-looking information except in accordance with applicable securities laws. Currency Presentation: Unless indicated otherwise, all dollar figures are in Canadian dollars. Cautionary Statements Regarding Mineral Resource Estimates: Mineral resources, which are not mineral reserves, do not have demonstrated economic viability. Environmental, permitting, legal, title, taxation, sociopolitical, marketing, or other relevant issues may materially affect the estimate of Mineral Resources. In addition, there can be no assurance that Mineral Resources in a lower category may be converted to a higher category, or that Mineral Resources may be converted to Mineral Reserves. Quality Control and Assurance: The scientific and technical content of this presentation was reviewed and approved by the Company's Project Manager, Paul Bonneville, Mining Eng. who is a Qualified Person within the meaning of National Instrument 43-101. TSX-V:CRE 2#3DISCLAIMERS CriticalElements Lithium Corporation MARKET AND INDUSTRY DATA: Market and industry data presented throughout this presentation was obtained from third party sources and industry reports, publications, websites and other publicly available information. The Company believes that the market and industry data presented throughout this presentation is accurate as of the date of publication, but there can be no assurance as to the accuracy or completeness thereof. The accuracy and completeness of the market and industry data presented throughout this presentation are not guaranteed and the Company does not make any representation as to the accuracy of such data. Actual outcomes may vary materially from those forecast in such reports or publications, and the prospect for material variation can be expected to increase as the length of the forecast period increases. Although the Company believes it to be reliable as of the date of publication, the Company has not independently verified any of the data from third-party sources referred to in this presentation, analyzed or verified the underlying studies or surveys relied upon or referred to by such sources, or ascertained the underlying market, economic and other assumptions relied upon by such sources. Market and industry data are subject to variations and cannot be verified due to limits on the availability and reliability of data inputs, the voluntary nature of the data gathering process and other limitations and uncertainties inherent in any statistical survey. In addition, certain of these publications, studies and reports were published before COVID-19 and therefore do not reflect any impact of COVID -19 on any specific market of globally. CAUTIONARY NOTE TO UNITED STATES INVESTORS: Disclosure regarding Mineral Reserve and Mineral Resource estimates included in this presentation were prepared in accordance with Regulation 43-101 respecting Standards of Disclosure for Mineral Projects ("NI 43- 101"). This presentation use the terms "Pre-Feasibility Study," "Feasibility Study," "Mineral Resource,” “Inferred Mineral Resource," "Indicated Mineral Resource," "Measured Mineral Resource," "Mineral Reserve," "Probable Mineral Reserve," and "Proven Mineral Reserve" in connection with the presentation of resources, as each of these terms is defined in accordance with the CIM Definition Standards on Mineral Resources and Reserves adopted by the Canadian Institute of Mining, Metallurgy and Petroleum ("CIM") Council (the "CIM Definition Standards"), as required by NI 43-101. Unless otherwise indicated, all reserve and resource estimates contained in this presentation have been prepared in accordance with the CIM Definition Standards, as required by NI 43-101. NI 43-101 is a rule developed by the Canadian Securities Administrators that establishes standards for all public disclosure an issuer makes of scientific and technical information concerning mineral projects. NI 43-101 differs significantly from the disclosure requirements of the U.S. Securities and Exchange Commission (the "SEC") generally applicable to U.S. companies. For example, the terms “mineral reserve", "proven mineral reserve", "probable mineral reserve", "mineral resource", "measured mineral resource", "indicated mineral resource" and "inferred mineral resource" are defined in NI 43-101. These definitions differ from the definitions in the disclosure requirements promulgated by the SEC. Accordingly, information contained in this presentation will not be comparable to similar information made public by U.S. companies reporting pursuant to SEC disclosure requirements. THIS PRESENTATION SHALL NOT CONSTITUTE AN OFFER TO SELL OR THE SOLICITATION OF AN OFFER TO BUY THE COMPANY'S SECURITIES NOR SHALL THERE BE ANY SALE OF THESE SECURITIES IN ANY JURISDICTION IN WHICH SUCH OFFER, SOLICITATION OR SALE WOULD BE UNLAWFUL PRIOR TO THE REGISTRATION OR QUALIFICATION UNDER THE SECURITIES LAWS OF ANY SUCH JURISDICTION. TSX-V:CRE 3#4Lithium Corporation CRITICAL ELEMENTS LITHIUM CORPORATION CriticalElements Our Vision A Our Vision ■ It is Critical Elements Lithium Corporation's vision to become a large, responsible supplier of lithium to the flourishing electric vehicle and energy storage systems industries The Opportunity Our first project, Rose, features high purity spodumene ■ Quebec is strategically well-positioned regarding the critical transitioning energy and e-mobility markets in Europe and the United States and boasts excellent infrastructure including low cost and low carbon electricity Our cooperative relationship with the Cree Nation of Eastmain, the Grand Council of the Crees (Eeyou Istchee), and the Cree Nation Government has been formalized through the Pikhuutaau Agreement signed in July 2019 ■ Provincial Certificate of Authorization approval received November 1st, 2022, Federal approval received August 10, 2021, advancing detailed engineering and financing for the construction of the Rose mine and concentrator, and the engineering studies for a chemical plant for conversion of spodumene concentrate to high quality lithium hydroxide for use in lithium-ion batteries TSX-V:CRE 4#5CORPORATE SNAPSHOT Critical Elements Lithium's capital structure Basic Shares Options Warrants FD Shares Share Price Basic Market Cap Management/Directors 4,0 217.8M 3.3M (C$0.24 - C$2.29) 9.5M (C$1.75 - C$2.50) 230.6M C$1,76 C$383.3M 3,5 3,0 2,5 2,0 Volume (Millions) 1,5 1,0 155 0,5 4.50% ownership $3,50 السر $3,00 $2,50 Share Price (C$) Critical Elements Lithium Corporation Exchange: Trading Symbol TSX-V: CRE Frankfurt: F12 OTCQX: CRECF Research Coverage BEACON Securities Limited CANTOR Fitzgerald CORMARK VIII $2,00 $1,50 $1,00 Canaccord Genuity $0,50 SECURITIES INC. EIGHT CAPITAL PARADIGM CAPITAL cg/ Capital Markets 0,0 $0,00 juin-22 juil-22 août-22 sept-22 oct-22 nov-22 déc-22 janv-23 Volume (M) févr-23 mars-23 avr-23 mai-23 Price juin-23 Source: S&P Capital IQ. Market data presented as of the June 6, 2023, market close in Canadian dollars; stock chart data sourced from Refinitiv Eikon. STIFEL GMP REDCLOUD TSX-V:CRE 5#6INVESTMENT HIGHLIGHTS Critical Elements Lithium Corporation Permitted, construction-ready North American source of lithium and tantalum 1 High Purity Spodumene Hard Rock Project ■ Lithium hydroxide demand is expected to dominate the lithium market 5 ■ Rose is one of the highest purity hard rock spodumene deposits with low iron and mica content, and is expected to produce battery-quality lithium hydroxide 2 3 Government & First Nations Support Rose, the Company's flagship feasibility-stage lithium spodumene project, is located in Québec - a top- tier, strategically located, and supportive mining jurisdiction ■ Good relations with Québec government, First Nations and local communities Management Team with Relevant Experience Developers/operators experienced in de-risking large-scale projects Key members include the former Rockwood Lithium CEO and CFO, which sold Rockwood to Albemarle for US$6.2 billion in January 2015 Availability for Strategic Partners ■ End users in the EV sector are actively seeking sustainable lithium hydroxide supply; Quebec's grid is low carbon, 93% hydroelectric ◉ Rose is potentially the only new source of technical grade lithium spodumene Evaluating continued interest from blue-chip strategic partners Rerating Opportunity with Project Advancement ■ Mine and spodumene concentrate plant with a robust after-tax NPV8% of $1.9B, IRR of 82.4% and payback period of 1.4 years Meaningful re-rating opportunity based on current market cap to Feasibility Study NPV Fundamental upside potential with new discoveries and large exploration mining claim landscape TSX-V:CRE 6#7EXPERIENCED LEADERSHIP TEAM Critical Elements Lithium Corporation Proven track record in successfully executing value-added growth opportunities Former Rockwood Lithium CEO and CFO possess strong lithium development and operational knowledge ■ Steffen Haber, President - - Former CEO and President of Rockwood Lithium Instrumental in the sale of Rockwood to Albemarle for US$6.2 billion in January 2015 ■ Marcus Brune, Director and VP, Finance - Previously served as CFO of Rockwood Lithium from 2011 up until its acquisition - Worked in different executive positions in corporate finance and M&A for Rockwood Holdings and its predecessor companies since 2004 Seasoned developers and mine operators with experience in de-risking large-scale projects from the point of discovery to production ■ Jean-Sébastien Lavallée, CEO - Over 26 years of experience in mining exploration Has served as the CEO of Critical Elements Lithium since 2009 ■ Yves Perron, VP Engineering, Construction and reliability ☐ ☐ Over 25 years of experience in project management in the industrial sector within major international firms Former VP Engineering and Construction for Stornoway Diamond, VP Engineering and Construction for Mason Graphite VP Engineering and Construction for Loop Industries Hughes Périgny, Senior Project Director Over 29 years of experience in engineering, construction and project management in the industrial and mining sectors Michel Clément, Senior Project Control Director Over 25 years years of experience in engineering, construction, project management and control, as well as project risk analysis in the industrial and mining sectors Andy Fortin, Senior Process and Commissioning Director Over 25 years years of experience in leading continuous improvement of metallurgical processes, asset management, health and safety culture and risk management TSX-V:CRE 7#8EXTENSIVE PORTFOLIO OF TARGETS A dominant land package with exploration upside ■ Located in a premier mining jurisdiction in Québec, Canada Excellent access to infrastructure including roads, low-cost power and skilled labor Camp, Airport Power line on site tapping into Quebec's low carbon (93% hydroelectricity), low-cost grid Exploration program underway, including up to 25,000 m of drilling with aim to expand resource at Rose, test priority targets and delineate an initial resource at Lemare Good relations with First Nations communities and local and provincial governments Allkem James Bay project Indicated Resources: 40,300,000 tonnes; 1.40% Li₂O(1) CRITICAL ELEMENTS LITHIUM CORPORATION Rose Deposit Probable Reserves: 26.3 M tonnes: 0.92% Li₂O Eq. or 0.87% Li₂O and 138 ppm Ta₂05 Indicated Resources: 31.47 M tonnes; 0.99% Li₂O Eq. or 0.91% Li₂O and 148 ppm Ta₂O5 (3) HUDSON QUEBEC ROSE LITHIUM TANTALIUM PROJECT NEWFOUNDLAND CriticalElements Lithium Corporation Sources: Nemiscau city, Airport Nemaska Lithium Proven & Probable: 37,000,000 tonnes; 1.40% Li₂O(2) 20 km (1) Alkem - Feasibility Study, NI 43-101 Technical Report, James Bay Lithium Project, January 2022 NEW (2) Nemaska Lithium Inc. - NI 43-101 Technical Report on the Estimate to Complete for the Whabouchi Lithium Mine and Shawinigan Electrochemical Plant dated August 2019 (3) Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 TSX-V:CRE 8#9GOOD RELATIONS WITH FIRST NATIONS Critical Elements Lithium Corporation Mining in Québec ■ The Pikhuutaau Agreement, signed July 2019, formalized the relationship between the Cree Nation of Eastmain, the Grand Council of the Crees (Eeyou Istchee) and the Cree Nation Government, and Critical Elements Lithium ■ Québec is a vast province, covering 1.7 million km², of which only 5% is covered by mining exploration rights - As of December 2015, there were over 130k active mining titles in Québec, covering 6.1 million hectares, (only 3.7% of the province) ■ Québec is Canada's largest producer of iron concentrate and zinc, the country's second-largest producer of gold, is the dominant source of lithium in Canada, and accounts for 20% of Canada's total mining output Consistently ranked in the top quartile by the Fraser Institute for most attractive jurisdictions for mining investment Map of Québec and Plan du Nord Hudson Ray Janer Bay Casa Berard Douay Quest Lu 70 Raglan anglesuad Nunavik Nickd Eleonore Rose Tartale-Litium Whabouchi Ungwa Bar Hopes Advance Bay Renad Eracomac Meload Lac à Pau Lac Bachelor Langlois Blackrock Eldor (Ashram) Active mines Olan, iren at titanium celorMit Expkitalien minière Canadas.c.ns.) Lac Tio (Fio Tinto Fer et Tiane inc ital Exploitation minière Caracas.e...) Nickel, come Nickel, corps, cont Nunavik Nickel (Canadian Reyale inc.) Raglan (Glencore Canada Carporation) O Gold Meda Quebec Inc.) Fleangre Les Mines Upinaca) Lac Bachelor (Ressources Metanor inc.) Zine, copper, gold or silver Langlois (Nyrstar Canada Resources Id) Bracemac McLeod (Glencore Canada Corporation) Mining Projects Apatite Arnaud (Mine Amaud inc.). Lac à Paul (Arianne Phosphate inc.) Diamond Renard (Societe de diamant Stornoway Iron, iron and titanium, vanadium Blackrock (Métaux Blackrock inc.) DSO (Tata Steel Minerals Canada) Fire Lake North (Champion Iron Mines id) Hopes Advance Ray (Ocaanin Iron Ore Carp.) Kélag (Taconite) (New Millennium Iron Corp.) Lamesee (Lamelée Ninerais de fer) Craphie Lac Cleruk (Exploitation minière Lac Olen kitée) Lac Gueret (Mason Graphne Corp.) Lac Knie (Focus Graphite inc.) Lithium Rose Tantale- aleithian (Critical Elements Corporation) Whatouchi (Nemesia Lithium inc.) Gold Douay Quest (Aurvista Gold Corporation) Rare Eldor (Ashram) Commerce Resources Corp.) Rare Minerals Coperation Kujua Labrador Lac Otohuk Kilag (Taconia) More-Wright an Lambibe Fire Lake Norm Fire Lake Guéret Lac To O Mining Projects in Québec (1)(2)(3) Stage Base Precious Specialty Total Producing 8 14 2 24 Development 9 15 12 36 Exploration 98 286 86 470 Total 115 315 100 530 (1) Base metals include Fe, Zn, Ni, Cu and Pb; precious metals include Au, Ag, Pt, Pd; specialty products are all other mined products (2) Exploration projects are mining projects at various stages with or without a resource estimate that do not yet have a published economic study (3) Development projects are classified as mining projects with a published economic study Ortorio United States New Burowick and Golfo de Salf-Lawe! Prince Edward Idand Nova Scotia Alan Ocen TSX-V:CRE 9#10THE ROSE PROJECT A phased approach to supplying the EV market The Rose Project Critical Elements Lithium Corporation Technical Grade Spodumene 6.0% Glass & Ceramics Industries Spodumene Mine Chemical Grade Spodumene +5.5% Global Markets Starter material to be converted to Lithium Hydroxide Lithium (1) Hydroxide Battery Grade Lithium Hydroxide EV Market and other end-users Conversion Plant Planned progression of Rose Project development Optional opportunity, dependant on market conditions (1) On August 11th, 2022, the Corporation announced that it had complete an engineering study for a chemical plant to produce high quality lithium hydroxide monohydrate for the electric vehicle and energy storage system battery industries. The study was prepared by Metso Outotec and WSP in Canada (WSP). The Company is not in a position to confirm as of the date hereof if the hydroxide chemical plant will ever be implemented or that it will form part of the Rose Lithium-Tantalum project TSX-V:CRE 10#11HARD ROCK BENCHMARKING The Rose Project is notable for its low iron oxide and mica contents Iron Oxide Content (%) - Ore 2,0% Rose ore has a Mica Content (%) - Ore CriticalElements Lithium Corporation Rose has low mica content low iron oxide content 1,2% 1,0% 0,9% 0,9% 0,8% 0,8% 0,5% 0,5% 0,4% 10,0% 7,2% 6,5% 4,5% 4,0% 3,1% 2,7% Altura Pilbara Manono Piedmont Whabouchi Mina do Barrosa Rose Grota do Cirilo Georgia Lake PAK PAK AJM PLS AVZ PLL NMX SAV CRE SGMA RCK FL FL RCK GXY PLL Georgia James Bay Piedmont Whabouchi Grota do Lake Cirilo SGMA Rose NMX CRE Spodumene Recovery Rate (%) 87% 85% 85% 80% 80% II Rose Whabouchi Piedmont Mina do Barrosa Altura Rose purity supports the high lithium recovery rate to spodumene concentrate 78% 78% Georgia Lake Pilbara 75% PAK 72% 70% 60% 60% Finniss James Bay Grota do Cirilo Manono Iron Oxide Content (%) - Spodumene Concentrate Rose has low iron oxide spodumene concentrate 1,6% 1,2% 1,1% 0,9% 0,9% 0,7% 0,6% 0,4% 0,1% Whabouchi Pilbara Altura Georgia Lake Piedmont Grota do Cirilo Mina do Barrosa Rose PAK CRE NMX PLL SAV AJM RCK PLS Source: Publicly disclosed technical reports FL CXO GXY SGMA AVZ NMX PLS AJM RCK PLL SGMA SAV CRE FL TSX-V:CRE 11#12Lithium Corporation THE ROSE PROJECT: MINE & CONCENTRATOR CriticalElements Mine and concentrator 2022 feasibility study results Financial Highlights(1) OPEX Details(2) (3) 17 Year Project Life US$379M Average Annual EBITDA US$540/ C$701 Operating Cost ($/t Li₂O Conc.) US$1.915B 82.4% After-Tax NPV, After-Tax IRR 8% 1.4 Year US$357M After-Tax Payback Period Initial CAPEX US$590 / C$766 Total Operating Cost ($/t Li₂O Conc.) (Incl. SG&A, Royalties) US$550 / C$714 Total Operating Cost ($/t Li₂O Conc.) (Net Tantalite Credit) Source: Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 (1) Commodity prices (FOB Port Trois-Rivieres): Technical grade spodumene 6.0% of US$4,039/t Conc.; chemical grade spodumene 5.5% of US$1,852/t conc.; tantalum concentrate 20.0% of US$130/kg contained; (2) Operating cost includes mining, processing, general & administrative, and transportation costs (3) Feasibility study assumes exchange rate of US$0.77/C$ TSX-V:CRE 12#13ROSE PROJECT FEASIBILITY METRICS Conservative price deck, robust EBITDA and After-Tax Cash Flow Critical Elements Lithium Corporation Spodumene Concentrrate (US$/t) $6,000 Rose Feasibility Study Price Deck, EBITDA, & After-Tax Cash Flow $1,200 $5,000 $1,000 TG LOM Average US$4,029/t $4,000 $800 EBITDA $3,000 $600 (C$M) After-Tax Cash Flow CG SC5.5% CG LOM Average US$1,852/t CG Average $2,000 $400 ⚫TG SC6.0% TG Average $1,000 $200 $0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Year $0 Sources: Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 TSX-V:CRE 13#14THE ROSE PROJECT: MINE & CONCENTRATOR Mine and concentrator 2022 feasibility study results (cont'd) LOM Average Annual Production Volumes Technical Grade Spodumene 6.0% 51,369 t Chemical Grade Spodumene 5.5% Tantalum Concentrate 20.0% 173,317 t 441 t Technical Grade Spodumene 6.0% LOM Average Recoveries Chemical Grade Spodumene 5.5% Tantalum Concentrate 20.0% 87% 90% 40% 0.87% Li₂O 138 ppm Ta₂05 Average Feed Grade 4,600 t/d (1.6 M t/y) Mill Throughput Source: Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 CriticalElements Lithium Corporation Pilot Plant & Metallurgical Results ■ 50 tonne pilot program confirmed feasibility recovery rates and concentrate grade with 6.41% Li₂O for Rose, and 6.56% Li₂O for Rose South Variability testing from 0.50% to 1.60% Li₂O through the deposit to test recovery consistency ■ Tantalum recoveries average 69.1% in pilot testing TSX-V:CRE 14#15Lithium Corporation THE ROSE PROJECT: MINE & CONCENTRATOR CriticalElements CAPEX details (1) Item M CA$ M CA$ Initial Capital Sustaining Capital Initial Capital Sustaining Capital M US$ M US$ Direct Capital Estimate 312.7 118.0 240.8 90.9 Mining 62.8 110.3 48.3 85.0 Power & Electrical 39.3 0.8 30.3 0.6 Infrastructure 40.2 0.0 30.9 0.0 Process plant 153.3 0.0 118.0 0.0 TSF and Water management 17.2 6.9 13.3 5.3 Indirect Capital Estimate 108.6 0.5 83.6 0.4 Administration & Overhead 57.2 0.0 44.1 0.0 Project Development (Studies) 0.4 0.0 0.3 0.0 PCM, Other indirects & Other costs 50.9 0.5 39.2 0.4 Contingency 42.1 11.8 32.4 9.1 Mine Rehabilitation (incl. contingency) 0.0 21.7 0.0 16.7 Mine Rehabilitation Bond & Costs 0.2 8.0 0.2 Total Capital Estimate 463.7 160.0 357.0 6.2 123.2 Source Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 (1) Dollar figures in Canadian dollars unless otherwise stated TSX-V:CRE 15#16THE ROSE PROJECT: MINE & CONCENTRATOR OPEX details (1) Operating costs per tonne processed Mining ($4.56 per tonne) Processing G&A Transportation (FOB Port) CriticalElements Lithium Corporation C$96.73 $37.89 $19.88 $20.30 $18.66 C$/t Li,O Concentrate US$/t Li₂O Concentrate Operating costs per tonne of concentrate Mining 701 540 274 211 Processing 144 111 General & Administration 147 113 Transportation 135 104 Total Operating Costs 701 540 SG&A 35 27 Royalties 30 23 Total Operating Costs (w. SG&A & Royalties) Less Tantalite Credit 766 590 52 Total Operating Costs (after tantalite credit) 714 40 550 Source: Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 (1) Dollar figures in Canadian dollars unless otherwise stated; feasibility study assumes exchange rate of US$0.77/C$ TSX-V:CRE 16#17UPCOMING CATALYSTS Gaining project momentum to drive shareholder value Experienced Operational Team Critical Elements Expanded operational team with talented members that will advance Rose through construction Environmental Impact Study Filing ■ Submitted the Rose EIS in August 2017, which was approved by the Federal Minister on August 2021 Feasibility Study Lithium Corporation ■ Positive feasibility study results in June 2022 with an after-tax 8% NPV of US1.915B and an IRR of 82.4% Lithium Carbonate & Hydroxide Pilot Plants (1) Successfully completed lithium carbonate pilot plant in May 2017 and lithium hydroxide pilot plant in October 2018 Building Good Relationships with First Nations ■ Signed an Impact and Benefit Agreement with the Cree Nation of Eastmain and Cree Nation Government in July 2019 Expansive 25,000 Metre Exploration Drilling Campaign Initiated to expand main Rose deposit and delineate an initial Mineral Resource Estimate at the Lemare Lithium project Approval of Rehabilitation and Restoration Plan for Rose ■ Received from Québec Minister of Energy and Natural Resources - a prerequisite to the granting of the mining lease Completion of a positive engineering study for Lithium Hydroxide monohydrate plant ■ Critical Elements aims to maintain it's flexibility until strategic partner is in place Rose Quebec Certificate of Authorization received - Projected start construction at Rose 2023 Certificate of Authorization approval received from Provincial Minister of Environment of Quebec on November 1st 2022 Evaluating Potential Strategic Partners ■ Continues to evaluate ongoing interest from global strategic partners that seek to accelerate Rose into production Final Investment and Construction Decision Critical Elements Lithium is aiming to achieve first production of spodumene at Rose in 2025 (1) On August 11th, 2022, the Corporation announced that it had complete an engineering study for a chemical plant to produce high quality lithium hydroxide monohydrate for the electric vehicle and energy storage system battery industries. The study was prepared by Metso Outotec and WSP in Canada (WSP). The Company is not in a position to confirm as of the date hereof if the hydroxide chemical plant will ever be implemented or that it will form part of the Rose Lithium-Tantalum project TSX-V:CRE 17#18Lithium Corporation CONSERVATIVE TIMELINE TO PRODUCTION (1) CriticalElements Project Schedule, clear path to construction and commissioning Assumption: Financing Completed by Sept. 2023 Value Eng. Study Detail Engineering 12-14 months 2023 Sept. YL Tree clearing site preparation Last long lead Construction Completion equipment delivered on site Dec. 2025 Sept. March 2024 April Construction ± 20 months Commissionning and Ramp-up 6 months (1) Completion of the activities on the timeline herein are estimates made by management based upon their current assumptions. This page contains "forward- looking information" and readers are referred to the "Disclosure” statement in this Presentation. Risks include, but are not limited to, receipt of necessary permits, successful results from earlier activities, the availability of the necessary financing, etc. 2026 TSX-V:CRE 18#19PROJECT CAPEX FUNDING SOLUTIONS Targeting strategic partnerships and low-cost financing packages Critical Elements Lithium Corporation ■ With the Rose Certificate of Authorization now in place, the Company's near-term focus is on ordering long-lead items and securing financing with first production targeted for 2025 ■ Critical Elements Lithium is contemplating various project capex funding solutions for the development and construction of Rose ■ The funding solutions being considered by the Company include: Strategic Partnership Offtake Joint Venture Debt Equity ■ Critical Elements Lithium continues to work closely with its financial advisor, Cantor Fitzgerald, to evaluate ongoing interest from potential capital providers and strategic partners TSX-V:CRE 19#20EXPLORATION CriticalElements Lithium Corporation TSX-V:CRE#21Sources: 5 700 000 EXTENSIVE PORTFOLIO OF TARGETS Nemaska Belt Portfolio Sample Location Map with Sample Highlights 400 000 450 000 500 000 CriticalElements Lithium Corporation 5 750 000 To Route Billy Diamond Rose Lithium-Tantalum Cree Community of Nemaska 10 20 km To Eastmain Rose North Nemiscau Airport + 1.75% Li20 0.11% Li20; 708 ppm Ta205; 490 ppm Cs NEMASKA BELT PORTFOLIO CORRIDOR Hydro-Québec Némiscau substation BOO 2.08% Li20; 100 ppm Ta205 080 Hydro-Québec Albanel substation UTM NAD 83 Zone 18 Nemaska Belt Portfolio Sample Location Map with Sample Highlights Press release October 27th 2022 400 000 450 000 CriticalElements Lithium Corporation * Legend Road, limited access Road, primary or secondary Rivers Transmission lines Lakes Swamp Deposit ✪ Showing 2022 sample results > 0.10% Li20 >50 ppm Ta205 > 200 Cs ppm Rose Lithium-Tantalum Project Rose North Project Rose South Project Arques Project Bourier Project Caumont Project Dumulon Project Duval Project Lemare Project Nisk Project Valiquette Project New Blocks 1 to 7 500 000 5 700 000 5 750 000 TSX-V:CRE 21#22Sources: EXTENSIVE PORTFOLIO OF TARGETS Duval and Valiquette Projects Sample location map 435 000 440 000 5 720 000 0 5 725 000 1 N 69 ppm Ta205 2 km 0.17% Li20; 147 ppm Ta205; 321 ppm Cs 0.11% Li20 65 ppm Ta205 60 ppm Ta205 2.08% Li20; 100 ppm Ta205 183 ppm Ta205 CriticalElements 0.62% Li20; 73 ppm Ta205 464 ppm Ta205 66 ppm Ta205 59 ppm Ta205 Lithium Corporation 183 ppm Ta205 UTM NAD 83 Zone 18 Figure 1 - Duval and Valiquette Projects Sample Location Map Press release October 27, 2022 435 000 73 ppm Ta205 Legend Road, primary or secondary 2022 sample results Transmission lines Lakes Rivers Duval Project New Block 1 to 7 Projects Valiquette Project Deposit Showing >0.10% Li20 (Grab) > 0.10% Li20 (Boulder) >50 ppm Ta205 (Grab) >50 ppm Ta205 (Boulder) > 200 Cs ppm (Grab) LCT Pegmatite ML Prediction High Moderate 440 000 5 720 000 5 725 000 Critical Elements Lithium Corporation TSX-V:CRE 22 22#23Sources: EXTENSIVE PORTFOLIO OF TARGETS Lemare Project Sample location map 5 730 000 5 735 000 465 000 208 ppm Ta205 25 134 ppm Ta205 0.11% Li20 0.88% Li20; 244 ppm Ta205 0.96% Li20; 98 ppm Ta205 1.75% Li20 256 ppm Ta205 0.11% Li20 470 000 475 000 CriticalElements 183 ppm Ta205 159 ppm Ta205 208 ppm Ta205 65 ppm Ta205 220 ppm Ta205 0.11% Li20; 708 g/t Ta205; 490 ppm Cs >500 ppm Cs 134 ppm Ta205 1.14% Li20 62 ppm Ta205 T 85 ppm Ta205 Lithium Corporation 0.38% Li20 Legend Road, primary or secondary * Transmission lines Deposit 2022 sample results Showing > 0.10% Li20 (Grab) Lakes O UTM NAD 83 Zone 18 Figure 2 - Lemare Project Sample Location Map Press release October 27, 2022 465 000 5 km 470 000 Rivers Arques Project Lemare Project Nisk Project 475 000 >50 ppm Ta205 (Grab) >200 Cs ppm (Grab) LCT Pegmatite ML Prediction High Moderate 5 730 000 5 735 000 Critical Elements Lithium Corporation TSX-V:CRE 23#245 733 500 5 734 000 5 734 500 5 735 000 5 735 500 GOLDSPOT TARGETING - Plan View LCT Pegmatite ML Prediction 470 000 0.11% Li20 1.14% Li20 470 500 471 000 471 500 472 000 472 500 473 000 473 500 1.75% Li20 0.96% Li20 0.11% Li20 0.88% Li20 470'000 470 500 471 000 471 500 472 000 472 500 473 000 (1) Grab samples results, Press release october 27th 2022 D 500 m 1:10,000 UTM NAD 83 Zone 18 473 500 5 733 500 5 734 000 5 734 500 5 735 000 5735 500 Critical Elements Lithium Corporation LEMARE PROJECT 5 km 1:250 000 Legend Roads, primary or secondary Road, limited access Transmission line Lakes Rivers Lemare project CRE drillhole Proposed drillhole Proposed expansion drillhole LCT Pegmatite ML Prediction High Moderate 2022 sample results > 0.10% Li20 (Grab) TSX-V:CRE 24#252016 - 2017 DRILLING PROGRAMS Isometric View - Looking NNE - Geological Interpretation Critical Elements Lithium Corporation Solution 3DGéo Plunge +15 Azimuth 035 LEMARE PROJECT 5 km 1:250 000 Legend Roads, primary or secondary Road, limited access Transmission line Lakes Rivers Lemare project CRE drillhole Geological Interpretation Granodiorite Pegmatite Tonalite Hornblendite Peridotite Paragneiss Quartzite Wacke Iron formation Basalt TSX-V:CRE 25#262023 DRILLING PROGRAM Isometric View - Looking NNE - Pegmatite Zones Model Critical Elements Lithium Corporation Solution 3DGéo Plunge +15 Azimuth 035 LEMARE PROJECT 5 km 1:250 000 Legend Roads, primary or secondary Road, limited access Transmission line Lakes Rivers Lemare project CRE drillhole Proposed drillhole Proposed expansion drillhole Proposed expansion drillhole Geological Interpretation Granodiorite Pegmatite Tonalite Hornblendite Peridotite Paragneiss Quartzite Wacke Iron formation Basalt TSX-V:CRE 26#275 733 500 5 734 000 5 734 500 5 735 000 5 735 500 2023 DRILLING PROGRAM Plan View Project Scale Geology - 470 000 0.11% Li20 1.14% Li20 473 500 473 000 472 500 472 000 470 500 471 000 471 500 1.75% Li20 0.96% Li20 0.11% Li20 0.88% Li20 2017 DRILLING CAMPAIGN 2016 DRILLING CAMPAIGN 470 000 470 500 471 000 471 500 472 000 472 500 473 000 D 500 m 1:10,000 UTM NAD 83 Zone 18 473 500 5 733 500 5 734 000 5 734 500 5 735 000 5 735 500 Critical Elements Lithium Corporation LEMARE PROJECT 5 km 1:250 000 Legend Roads, primary or secondary Road, limited access Transmission line Lakes Rivers Lemare project CRE drillhole Proposed drillhole Proposed expansion drillhole Geological Interpretation Granodiorite Pegmatite Tonalite Hornblendite Peridotite Paragneiss Quartzite Wacke Iron formation Basalt 2022 sample results >0.10% Li20 (Grab) TSX-V:CRE 27#282023 DRILLING PROGRAM Isometric View - Looking NNE Critical Elements Lithium Corporation Solution 3DGéo Plunge +15 Azimuth 035 LEMARE PROJECT 5 km 1:250 000 Legend Roads, primary or secondary Road, limited access Transmission line Lakes Rivers Lemare project (0 CRE drillhole Proposed drillhole Proposed expansion drillhole Proposed expansion drillhole LCT Pegmatite ML Prediction High Moderate TSX-V:CRE 28#295 765 000 5 767 500 ROSE EXPANSION POTENTIAL 415 000 Legend ☆ Best results samples Drill holes Roads, primary or secondary Roads, limited access Transmission line Lakes Rivers Elevation grid Swamp Property boundary Estimated resource Rose Deposit Probable Reserves: 26.3 M tonnes: 0.87% Li₂O and 138 ppm Ta₂05 Indicated Resources: 31.47 M tonnes; 0,91% Li₂O and 148 ppm Ta₂05 Inferred Resources: 2,73 M tonnes; 0,77 % Li₂O and 141 ppm Ta₂05 1 km 1:30 000 Projection: UTM NAD 83 Zn18 415 000 417 500 417 500 Rose West Camp HYDRO POWER LINE 420 000 CriticalElements Lithium Corporation 420 000 422 500 425,000 Pivert Middle VOPEN ROSE SUD OPEN PIVERT Girard OPEN Helico South 2,45% Li₂O and 92 ppm Ta₂05 1,46% Li₂O and 118 ppm Ta₂05 3,04% Li₂O and 173 ppm Ta₂05 422 500 425 000 TSX-V:CRE 5762 500 5 765 000 29 29 5 767 500#30APPENDIX CriticalElements Lithium Corporation TSX-V:CRE#31PROJECT LOGISTICS 5 200 000 5 400 000 5 600 000 5 800 000 JAME'S BAY ONTARIO QUEBEC 200 000 400 000 600,000 -ROSE LITHIUM-TANTALUM PROJECT NEMISCAU AIRPORT- NEMISCAU LODGING ACCOMODATIONS Transportation of Spodumene by 90 tonnes truck 12 trucks per day 370km to Matagami railway CHIBOUGAMAU MATAGAMI ROUYN-NORANDA VAL-D'OR ROUYN-NORANDA Railway to Montreal or Quebec Ports AIRPORT 0 50 100 Km Projection: UTM NAD 83 200 000 400 000 MONTREAL 800 000 1 000 000 Available Skilled Mining Workers QUEBEC LA BAIE GRANDE ANSE PORT Sea way to customers TROIS-RIVIERES 600 000 800 000 UNITED-STATES 1 000 000 ST-LAWRENCE RIVER Legend Primary roads Railroad Rivers Lakes Canadian province - Quebec Canadian province United States City or village CriticalElements Lithium Corporation 5 200 000 5 400 000 5 600 000 5 800 000 TSX-V:CRE 31#32MINERAL RESERVES AND RESOURCES (1) Critical Elements Lithium Corporation Category Probable Total Tonnage (Mt) NSR Li20_eq Li20 ($) (%) (%) Ta205 (ppm) 26.3 204.00 0.92 0.87 138 26.3 204.00 0.92 0.87 138 Tonnage NSR Li20_eq Li20 Ta205 Category (Mt) ($) (%) (%) (ppm) Indicated Pit-constrained 30.38 216 0.99 0.91 150 Underground 1.09 200 0.92 0.86 100 Total Indicated 31.47 215 0.99 0.91 148 Inferred Pit-constrained 2.0 191 0.85 0.76 153 Underground 0.7 179 0.83 0.78 126 Total Inferred 2.7 180 0.85 0.77 141 Source Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 (1) Dollar figures in Canadian dollars unless otherwise stated TSX-V:CRE 32 32#33MINE INFRASTRUCTURE LAYOUT Lake 18 Take #19 Lake F16 Waste and dry tailing stockpile" Phase 2 Equalization pond Final effluent water treatment plant Blasting Lake 94 (2305 Explosives storage ake $15 cap storage 3250x Waste and dry tailing stockpile Phase 1 Phade dance (500m) Lake 12 Rose-Tantalum Pitx 317 Fit electrical substation Ore stockpile □ Industrial pad Main access road GOODY Main sub station KITO Take 43 Overburden stockpile 3330 Lake Lake Lake es Proposed Hydro-Québec line bypass (A)) Lake #10 Borrow pit (148 000 m³) $490) COLLE Eastmain Reservoir Hydro-Québec exclusion area Eastman-1 road To Nemaska (42 km) CriticalElements Lithium Corporation TSX-V:CRE 33 33#34CONCENTRATOR DETAILED FLOWSHEET ATMS PAN-GRIZZLY FEEDER FINES GRIZZLY HOPPER ROCK BREAKER CRUSHER SELF CLEANING MAGNET FROM PROCESS WATER TANK PLANT AR REAGENTS CONDITIONING TANK MICA ROUGHER FLOTATION CELLS MICA CLEANER FLOTATION CELLS TO TALINGS PUMP BOX THICKENER AREA 6400 DUST COLLECTOR METAL DETECTOR MBRATING SCREEN 1 PUMP BOX SECONDARY CONF CRUSHER AREA 6100 CA CEWATERING CYCLONES VIBRATING SCREEN 2 TERTIARY CONE CRUSHER BELT FEEDERS = BELT SCALE OF GESUIMING CYCLONES LATMS DUST COLLECTOR BALL MILL CYCLONES STAGE 2 BALL MILL BELT SCALE OBIN VENTS TO TAKLINGS THICKENER COF REAGENTS SPODUMENE ROUGHER FLOTATION CELLS ATTRITION SCRUBBER HIGH DENSITY CONDITIONING TANK SPOCUMENE 1 CLEANER FLOTATION CELLS SPODUMENE 2 CLEANER FLOTATION CELLS - SPOOKIN COWC. PUMP BOX AREA 6500 AREA 6200 CEWATERING CYCLONES REAGENTS SPODUMENE SCAVENGER FLOTATION CELLS HIGH DENSITY CONDITIONING TANK FLOCCULANT BALL WILL CYCLONES STAGE 1 PUMP BOX ROUGHER MAGNETIC SEPARATOR SCAVENGER MAGNETIC SEPARATOR MAGNETICS NON MAGNETICS CriticalElements Lithium Corporation PUMP BOX FLOCCULANT TO PROCESS WATER TAMK TANTALITE THICKENER DISC FILTER TANTALITE HOLDING TANK FLOCCULANT TO TALINGS THOREVER DESLIMING CYCLONES DUST COLLECTOR AIMS DRYER FEED HOPPER ATMS AREA 6300 ROTARY DRYER DISCHARGE COOLING SCREW CONVEYOR BLOWER TO PROCESS WATER TANK TALHES THICKENER TO TAILINGS THICKEMER TAILINGS HOLDING TANK TO PROCESS WATER TANK SPODUMENE CON THICKENER SPODUMENE CONC. HOLDING TANK DISC FILTER AREA 6610 Source: Critical Elements Lithium Corporation - NI 43-101 Technical Report on Rose Lithium-Tantalum project feasibility study dated July 26, 2022 DISC FILTER BELT SCALE AREA 6600 DRYER FEED HOPPER ROTARY DRYER + BLOWER ATMS PNEUMATIC CONVEYOR DUST COLLECTOR ATMS ATMS PNEUMATIC CONVEYOR TANTALITE CONCENTRATE SLO TANTAUTE BAGGING SYSTEM CONCENTRATE TALLINGS TRUCK FEEDING STATION BY WSP SPODUMENE CONCENTRATE BLO TO LITHIUM CARBONATE PLANT SPODUMENE CONC. (FINAL PRODUCT) SHIPPING TSX-V:CRE 34#35LITHIUM HYDROXIDE PILOT PLANT FLOWSHEET(1) Critical Elements Lithium Corporation Beta-spodumene Na2CO3 Process solutions Slurry Pulping Pressure Leaching Conversion Leaching S-L Separation Leach Residue Filtration Ca(OH)2 Polishing Filtration Leach residue, CaCO3 Ion Exchange LiOH HCI Evaporation & LiOH*H2O Crystallization(s) Bleed treatment and Recycle LiOH*H2O About Metso Outotec ■ Metso Outotec is a leading technology company in multiple mining and extraction industries, including the lithium industry, with a global presence and owned R&D facilities in in Frankfurt, Germany and Pori, Finland, as well as other locations ■ Metso Outotec offers competent knowledge of the various processing options for both beneficiating spodumene, as well as converting spodumene into saleable lithium salts Sources: Metso Outotec pilot work, Company news release dated 29 October 2018 (1) On August 11th, 2022, the Corporation announced that it had complete an engineering study for a chemical plant to produce high quality lithium hydroxide monohydrate for the electric vehicle and energy storage system battery industries. The study was prepared by Metso Outotec and WSP in Canada (WSP). The Company is not in a position to confirm as of the date hereof if the hydroxide chemical plant will ever be implemented or that it will form part of the Rose Lithium-Tantalum project TSX-V:CRE 35#36SIMPLIFIED METSO OUTOTEC PROCESS(1) Spodumene Na2CO3 Leach liquid recycling Pressure Leaching Ca(OH)2 Condensates and process solutions Conversion Leaching Mineral Residue, CaCO3 Lithium Hydroxide, LiOH Crystallization Lithium Hydroxide Monohydrate, LiOH.H₂O Critical Elements Lithium Corporation The Metso Outotec alkaline leach process (1) benefits from: ■ Acid and sulphate-free process ■ Inert and neutral mineral residue Produces battery-grade lithium hydroxide monohydrate Simple process with fast throughput Several comparable projects have recently announced plans to incorporate the Metso Outotec process, including: ■ "Metso Outotec and Halmek Lithium to construct the battery-grade lithium hydroxide process using soda leaching", www.mining.com, 30 June 2021 "Kokkola lithium hydroxide plant hydrometallurgical process with Metso Outotec proceeds", Keliber Oy Progress Report Q1 2021 ■ "Metso Outotec alkaline pressure leach replaces acid roasting lithium conversion process", Piedmont Lithium Scoping Update news release, 9 June 2021 Source: Metso Outotec (1) On August 11th, 2022, the Corporation announced that it had complete an engineering study for a chemical plant to produce high quality lithium hydroxide monohydrate for the electric vehicle and energy storage system battery industries. The study was prepared by Metso Outotec and WSP in Canada (WSP). The Company is not in a position to confirm as of the date hereof if the hydroxide chemical plant will ever be implemented or that it will form part of the Rose Lithium-Tantalum project TSX-V:CRE 36#37MANAGEMENT & BOARD OF DIRECTORS JEAN-SÉBASTIEN LAVALLÉE CEO and Director Critical Elements Lithium Corporation Jean-Sébastien Lavallée, P. Geo, has been the Chief Executive Officer of the Company since 2009. From 2009 to 2017, he also served as President. Mr. Lavallée was President and Chief Executive Officer of Quebec Precious Metals Corporation (TSX-V: QPM) from 2012 to May 2017. He also served as Director and Vice President Exploration in this Company from June 2017 to May 2021. Mr. Lavallée has been active in mining exploration since 1994. Mr. Lavallée has been on the Board of Directors of the Quebec Mineral Exploration Association "AEMQ" from 2017 to 2019. He is also working with Consul-Teck Exploration Minière Inc., a Val-d'Or based consulting firm. Most of the firm's mandates involve the generation and execution of projects in remote areas. Mr. Lavallée has acted as a geologist for many companies, including Eloro Resources Ltd., Agnico-Eagle Mines Ltd., Noranda Minerals Inc. and, Champion Minerals Inc. Having been responsible for the planning and execution of many exploration programs in recent years, Mr. Lavallée has acquired solid experience in exploration project development. STEFFEN HABER President and Director Dr. Haber was appointed President of the Company in January 2017. He was President and Chief Executive Officer of Rockwood Lithium GmbH when Chemetall GmbH was legally split off in 2012. From 2011 to 2012, he was Managing Director of Chemetall GmbH and since 2007 President of Chemetall's Lithium business. Prior to joining Chemetall GmbH, Dr. Haber worked in different executive positions for Sanofi-Aventis SA and its predecessor companies, in France. Dr. Haber completed his doctorate in organic chemistry at the University of Kaiserslautern, Germany, in 1991 and added one year as a Post-Doctorate at Ecole Polytechnique in Paris. In 1997, Dr. Haber earned his Bachelor of Science in Management from the International School of Management in San Diego, in the United States. Dr. Haber is a fellow of the International Directors Program of INSEAD. MARCUS BRUNE Vice President Finance and Director Dr. Brune was Chief Financial Officer of Rockwood Lithium from 2011 until the acquisition of Albemarle in 2015. He left Albemarle in 2016 once the lithium business was successfully integrated into Albemarle's organizational structure. Prior to joining Rockwood Lithium, Dr. Brune had worked in different executive positions in corporate finance and M&A for Rockwood Holdings and its predecessor companies since 2004. Prior to that, he was with McKinsey as a strategy consultant for organizational development and management. Dr. Brune completed his doctorate in material sciences at the Technical University of Dortmund, Germany, after earning a physics degree. TSX-V:CRE 37#38MANAGEMENT Critical Elements Lithium Corporation NATHALIE LAURIN Secretary & CFO Nathalie Laurin has over 30 years of experience in administration and accounting. The experience gained through working in various roles with increasing responsibilities, primarily in the natural resources sector, has given her a solid mastery of finance and project management. Since 2006, she has acted as corporate secretary and/or chief financial officer for several companies, most notably mineral exploration companies, including Critical Elements Lithium Corporation, Delta Resources Limited, MPV Exploration Inc., Quebec Precious Metals Corp. and BlackRock Metals. YVES PERRON Vice-President Engineering, Construction, and Reliability Mr. Yves Perron, Eng., MBA brings extensive experience in mining sector, engineering and construction in Québec to the Corporation. He was appointed Vice-President, Engineering and Construction by Stornoway Diamond in June 2012 and Vice-President, Engineering and Construction for Mason Graphite in August 2018. Mr. Perron served as Vice-President Engineering and Construction for Loop Industries since January 2021. Mr. Perron has over 25 years of experience in project management in the industrial sector within major international firms. Prior to joining Stornoway, Mr. Perron was Vice-President, Business Development and Project Manager at Delsaer and Seneca. He also held several management positions in areas of production, operation start-ups, maintenance, engineering and project management with ArcelorMittal and Xstrata. Mr. Perron holds a Bachelor Degree in Mechanical Engineering from Université du Québec - École de Technologie Supérieure in Montréal and a DEC in Civil Engineering Technology. In addition, he holds an MBA from Université du Québec in Montréal as well as an Executive MBA from Université Paris Dauphine. TSX-V:CRE 38 88#39BOARD OF DIRECTORS Critical Elements Lithium Corporation ERIC ZAUNSCHERB Chairman Mr. Zaunscherb is a Canadian mining executive focused on building strong management teams for the responsible exploration and development of quality mineral assets. He is the Chair of the Board of Directors of Critical Elements Lithium Corp. since 2020 and the Chief Executive Officer and Chair of GR Silver Mining Ltd. since March 2022. He is an independent director of TriStar Gold Inc. and Outback Goldfields Corp. Originally an exploration geologist, Mr. Zaunscherb spent 34 years as a mining analyst, most recently serving as Managing Director, Research - Metals and Mining Analyst at a leading investment bank where he coordinated the global mining equity research team. He welcomes new technologies and industry initiatives in diversity and socially responsible investing, ensuring that local communities receive sustainable benefits from mineral resource development. MARC SIMPSON Director Mr. Marc Simpson is President and Chief Executive Officer of Vanadian Energy Corporation. Mr. Simpson has worked in the mining and exploration industry for over 23 years. He has worked for junior, mid-tier and senior mining companies on projects both in Canada and worldwide, including Bema Gold (sold to Kinross for CDN$3.5 billion in 2007), B2Gold, and Echo Bay Mines. Mr. Simpson has been involved in exploration and mining projects from grass roots exploration through to mine development and production. Mr. Simpson obtained his B.Sc. in Geology from the University of Manitoba and is a member of Association of Professional Engineers and Geoscientists of British Columbia and Association of Professional Engineers and Geoscientists of the Province of Manitoba. MATTHEW LAURISTON STARNES Director Mr. Starnes is a lawyer with over 22 years of experience and the capacity to work in all areas of law, including civil law, common law, contract negotiation and drafting, arbitration, taxes and permits and government relations. Mr. Starnes is currently legal counsel for Sumitomo Corporation's Mineral Resources Division in Tokyo, Japan. Among other things, he was responsible for negotiating the joint venture agreement with a Canadian partner, the financing agreement with Japanese lenders and off take and distribution agreements with Japanese and other worldwide buyers for the Sierra Gorda project in Chile. He was also responsible for negotiating power, railway, port and transportation infrastructure agreements and helping the proponents establish good governance procedures for the project. He is also part of the team for the Ambatovy project in Madagascar, where he participated in preparing for completion, settlement negotiation with Korean contractors and sits on a number of committees. Prior to joining Sumitomo, he also was the General Counsel and Deputy CEO for the Ambatovy project. Mr. Starnes has also practiced as a corporate lawyer with major law firms in Montreal. MAYSA HABELRIH Director Ms. Maysa Habelrih is a results-oriented executive and board director who leverages her global experience and track record of operational excellence and transforming business goals into results growth in complex environments. She has expertise in international joint venture management and board management with a strong knowledge of environmental, social and corporate governance (ESG) practices. Actually, Independent Director of Polycor Inc., Forage FTE Drilling and LDV consultants. From 2021 to March 2023 Maysa acted as the CEO of the Mouvement Québécois de la Qualité, a non-profit organization focused on increasing the competitiveness and productivity of Québec organizations. From 1989 to 2019, she worked at Alcan, which became Rio Tinto Aluminum in 2007. Maysa finished as General Manager/Vice President of Joint Ventures responsible for governance and finance for nine joint venture operations worldwide, with $2 billion in revenues, $400 million in EBITDA and 1,900 direct and indirect employees. This included overseeing the design and implementation of an $850 million mining expansion project in Guinea. Maysa holds a Bachelors and Masters degree in Chemical Engineering from McGill University in Montreal, as well as the International Masters Program for Managers (IMPM) which is offered in partnership by INSEAD, McGill University and 3 other universities. TSX-V:CRE 39#40BOARD OF DIRECTORS Critical Elements Lithium Corporation ANI MARKOVA Director Mrs. Markova is an award-winning portfolio manager with more than 15 years of experience investing in the mining and metals sector, currently an officer and director of SilverCrest Mining. She is Chair of the Safety, Social and Environmental Responsibility Committee and a member of the Audit and Compensation Committees of SilverCrest. She is the founder and CEO of Investor View Advisory engaged with public companies on environmental, social and governance (ESG) reporting and integration. Ms. Markova holds an MBA from George Washington University in Washington DC, a Chartered Financial Analyst (CFA) designation, an Investment Manager (ICM) designation, a Corporate Board International (CDI.D) designation and Competent Boards (GCB.D) designation. VANESSA LAPLANTE Director Ms. Vanessa Laplante has over 30 years of experience in finance and tax, including 16 years in the mining industry. She is a leader in her field of specialization, mining tax, which has allowed her to be recognized as Chair of the Fiscal Committee of the Québec Mining Association since 2011, and Chair of the Board of Directors of the Québec Mining Association since June 2021. Since 2014, Vanessa has been Director, Fiscal Affairs and Montreal Office, as well as Treasurer, of Canadian Malartic Partnership, a company wholly-owned by Agnico Eagle Mines Limited since March 31, 2023. From 2019 to 2020, she was a member of the board of directors and chair of the audit and risk management committee of Nemaska Lithium Inc. While at Osisko Mining Corporation from 2010 to 2014, she was a member of the audit committee. From 2015 to 2019, Vanessa was a member of the advisory committee on the simplification of the mining royalty regime, formed by the Ministère des Ressources Naturelles du Québec. Vanessa holds a Bachelor's degree in Business Administration from the University of Sherbrooke (1991) and is a member of the Ordre des comptables professionnels agréés du Québec (CPA). TSX-V:CRE 40#41OPERATIONS TEAM Critical Elements Lithium Corporation HUGHES PÉRIGNY, P.ENG Senior Project Director Mr. Hughes Périgny, P.Eng. has over 29 years of experience in engineering, construction and project management in the industrial and mining sectors. He has participated in several industrial and mining projects with IAMGOLD (Boto project, Senegal), Mason Graphite (Lac Guéret, Quebec) as well as several projects with the Rio Tinto group (QMM Madagascar, QMP Metal Powders Suzhou, China and QMP, Sorel-Tracy). He also participated in the construction of the Renard mine with Stornoway from 2014 to 2019. He held the position of France & Asia Project Director for Loop Industries from 2021 to present. Mr. Périgny holds a Bachelor's degree in Mechanical Engineering from École Polytechnique de Montréal. MICHEL CLÉMENT, P.ENG., PMP Senior Project Control Director Mr. Michel Clément, P.Eng., PMP has a vast experience in project control and risk analysis acquired in Québec and internationally. Mr. Clément has also more than 25 years of experience in engineering, construction, project management and control, as well as project risk analysis in the industrial and mining sectors. He has been involved in numerous projects, notably with Stornoway Diamonds, Rio Tinto Alcan, the Iron Ore Company of Canada, and Mason Graphite (Lac Guéret, Québec). He also held different engineering positions, including Project Leader, with Rolls-Royce. Mr. Clément holds a bachelor's degree in Mechanical Engineering from the Université de Sherbrooke and also holds the Project Management Professional certification from the Project Management Institute. ANDY FORTIN Senior Process and Commissioning Director Mr. Andy Fortin holds a bachelor's degree in Metallurgical Engineering from Laval University in Québec City. Mr. Fortin brings to the Company a solid operational experience acquired in Northern Québec and Nunavut. He has over 25 years of experience in leading continuous improvement of metallurgical processes, asset management, health and safety culture and risk management. He has been involved in numerous projects in process design, commissioning to achieve production capacity and operational improvement, notably with Québec Iron Ore, Newmont / Goldcorp, Agnico-Eagle Mines and Inmet Mining Corporation. PAUL BONNEVILLE Project Manager Mr. Bonneville has over 30 years of experience in the mining industry in Canada. He is a graduate of Queen's University in Mining Engineering. He was Vice President Operations for Scorpio Mining and Vice President Mines for Cadiscor Resources. He worked for Dumas Contracting as Project Manager at the Lapa and Goldex shaft projects and for Ross-Finlay Ltd., where he held a range of positions, including Project Manager at the Bell-Allard shaft project and the Silidor project, and at Pan American Silver Corp. He has also managed a number of overseas operations. TSX-V:CRE 41#42OPERATIONS TEAM Critical Elements Lithium Corporation LLOYD MAYAPPO Cree Relation Coordinator Mr. Lloyd Mayappo has more than 30 years of experience as a foreman, project manager and contact person within the Eastmain Cree Nation. He has served 12 years in the political field as Councillor and Chief for Cree Nation of Eastmain with an excellent knowledge of the New Relationship Agreement with the Government of Quebec and Canada. Worked for Hydro-Québec/Société d'énergie de la Baie-James as an advisor of Cree Relations on the EM-1 A/Sarcelle/Rupert diversion project. Recently, was the Director of construction operations in civil works for Wechidodao a Cree company in partnership with Excavation Michel Paradis Inc. in Eastmain. Mr. Mayappo speaks fluently in French, English and Cree. PATRICK LAPERRIÈRE, CFA Director of Investor Relations and Corporate Development Mr. Laperrière is an investment professional with over twenty years of experience in portfolio management and capital markets. Prior to joining Critical Elements Lithium Corporation, he was responsible for portfolios specializing in natural resources as well as Canadian and American small-cap public shares at la Caisse de dépôt et placement du Québec from 1998 to 2003. He then held roles at major brokerage firms, such as Canaccord, RBC, Industrial Alliance and Macquarie, where he developed close relationships with institutional asset managers. These experiences allowed him to acquire excellent knowledge of company analysis and investment portfolio structure. He graduated from the University of Montreal with a Bachelor's degree in Mathematics and a Certificate in Economics. He is also a CFA charter holder (Chartered Financial Analyst) from the CFA Institute. TSX-V:CRE 42#43CORPORATE CONTACTS Critical Elements Lithium Corporation North American sourced lithium and tantalum to power a clean energy future Critical Elements Lithium Corporation 80, boul. De la Seigneurie West Suite 201 Blainville, Québec J7C 5M3 Phone: +1 (514) 904-1496 www.cecorp.ca Jean-Sébastien Lavallée, CEO Phone: +1 (819) 354-5146 Patrick Laperrière, CFA Director of Investor Relations and Corporate Development Phone: +1 (514) 817-1119 TSX-V:CRE 43