Standard Lithium Ltd. · TSXV:SLI
Standard Lithium — Investor Presentation (September 2026)
29 slides from Standard Lithium's investor presentation, September 2026
Slide 1: The Future of Lithium in North America
NYSE : SLI | TSX.V : SLI The Future of Lithium in North America Creating a Leading U.S. Lithium Business September 2026 www.standardlithium.com
Slide 2: Cautionary Statement
Cautionary Statement This presentation and the information contained herein or provided orally in connection herewith is provided for the exclusive use of the recipients and may not be reproduced, provided or disclosed to others, or used for any other purpose, without the written authorization of St
Slide 3: Cautionary Statement (continued)
Cautionary Statement (continued) Although the Company has attempted to identify important factors that could cause actual actions, events or results to differ materially from those described in forward-looking information, there may be other factors that cause actions, events or results to differ fr
Slide 4: Standard Lithium aims to be a leading low-cost sustainable U.S. lithium producer
Standard Lithium aims to be a leading low-cost sustainable U.S. lithium Plans for attractive near-term producer commercial-scale production by applying innovative Building projects with our technologies to our world class global partners in a region assets in Arkansas and Texas with broad stakeholde
Slide 5: Investment Highlights
Investment Highlights Premier Lithium Position in the Smackover is large and scalable with some of the highest reported Resource in lithium-in-brine grades in North America1 North America Advantaged Cost High grade resource, proven commercial-scale technology and infrastructure drives low Structure
Slide 6: Delivering Made-in-America Lithium
Delivering Made-in-America Lithium Standard Lithium has executed a focused strategy built on four core pillars, which we believe positions the company to deliver domestically produced lithium in 2029 SECURE THE BEST UNLOCK RESOURCE WITH DE-RISK RESOURCE AND ALIGN WITH THE RESOURCE PROVEN TECHNOLOGY
Slide 7: The Smackover: A World-Class Lithium Resource
The Smackover: A World-Class Lithium Resource High-quality lithium brine resource ▪ Some of the highest recorded lithium concentrations outside of South America ▪ 8+ billion gallons of brine processed annually in Arkansas for bromine production1 2 Proven reservoir with significant geological underst
Slide 8: Developing Highly Attractive U.S. Lithium Assets
Developing Highly Attractive U.S. Lithium Assets SOUTH WEST ARKANSAS EAST TEXAS East Texas Projects Area South West (Development) Arkansas Project (Progressing to FID) Demonstration Plant6 Ownership: 55% Standard Lithium / 45% Equinor1 Key Highlights: Key Highlights: • Avg. lithium concentration of
Slide 9: South West Arkansas: First Planned U.S. Commercial DLE
South West Arkansas: First Planned U.S. Commercial DLE MILESTONES HIGHLIGHTS (100% Ownership Basis)2 DLE De-Risking Complete1 549 mg/L Successful field-test surpassed key performance criteria 22,500 TPA 2029 Initial Grade at Start of Production 1.2Mt Lithium Carbonate Targeted First Commercial Total
Slide 10: Franklin Project: A Premier Global Lithium Asset
Franklin Project: A Premier Global Lithium Asset MILESTONES HIGHLIGHTS (100% Ownership Basis)1 Maiden Inferred Resource Complete 562 mg/L Released September 2025 70,000 TPA Early 2030’s Initial Lithium Grade at Start of Production 1.8Mt Potential First Commercial Total Indicated LCE Lithium Carbonat
Slide 11: Compelling Economics Driven By High Grades
Compelling Economics Driven By High Grades The Smackover Formation’s high lithium concentration drives low-cost estimates Standard Lithium anticipates its projects to rank among first quartile on global lithium cost curve 600 NORTH AMERICAN BRINE LITHIUM GRADES GLOBAL LITHIUM PRODUCTION COST CURVE3
Slide 12: Strong U.S. Government Support
Strong U.S. Government Support Support from Department of Energy and Executive Office’s National Energy Dominance Council reinforces SWA Project importance and development timeline LITHIUM CONCENTRATION RANGE1 Designated as Federal Recipient of $225m DOE Grant Transparency Project ▪ Received a $225
Slide 13: Compelling Lithium Market Fundamentals
Compelling Lithium Market Fundamentals GLOBAL LITHIUM DEMAND & SUPPLY (MT LCE)1 Lithium is Powering Artificial Intelligence (AI) Demand expected to 4.7 more than ▪ Unprecedented need for power from generative AI driving a double by 20302 (3.3 projected 29% CAGR for the storage market in the U.S.3 MT
Slide 14: Growing Need for Domestic U.S. Lithium
Growing Need for Domestic U.S. Lithium U.S. Highly Reliant on China and Other Countries for Lithium Conventional Lithium Assets Facing Challenges 2025E LITHIUM CHEMICALS PRODUCTION Water scarcity making traditional low-cost BY REGION1 brine pond growth challenging ROW 4% “Lithium Triangle” 27% China
Slide 15: Strategic Access to Domestic Market
Strategic Access to Domestic Market U.S. needs significant supply growth to (3 plants) (2 plants) meet forecasted lithium demand 1 2 3 4 5 6 ▪ We believe our advantaged location gives SLI a U . S . B AT T E R Y M A N U FA C T U R E R S Current and in Development competitive edge to be a key supplier
Slide 16: High Value Strategic Partnerships
High Value Strategic Partnerships Refining and Direct From Brine to Battery Grade Lithium – Lithium Extraction Leveraging Strategic Partnerships ▪ Utilizing Aquatech’s proprietary Lithium Selective Sorption (“LSS”) process across the Smackover ▪ Standard Lithium has regional exclusivity in the Smack
Slide 17: De-Risked DLE Technology
De-Risked DLE Technology Large Demonstration Plant in Operation Since 2020 Operating commercial-scale Demonstration Plant ▪ Lithium Selective Sorption unit supplied by KTS (now Aquatech) is believed to be the largest known commercial-scale column operating in a DLE facility ▪ Has consistently achiev
Slide 18: Pathway to Final Investment Decision at SWA
Pathway to Final Investment Decision at SWA Key Milestones at South West Arkansas Project FEED & NEPA Review Key Construction Customer Offtake Project Finance DFS Results Contracts (advancing) • Flowsheet has been • Concluded National • Awarded EPCM (Wood) • Signed agreement with • Received Indicati
Slide 19: Capital Formation "Pyramid"
Capital Formation “Pyramid” Standard Lithium is committed to maximizing shareholder returns through a strategic and methodical approach to capital formation Leveraging strategic partnerships to maximize project success ▪ Standard Lithium has secured investments from Equinor and Koch Industries ▪ Ind
Slide 20: Capitalization & Liquidity
Capitalization & Liquidity Liquidity & Capitalization 1 Financial Highlights (USD millions) Cash $137.3 ▪ Positive working capital with no revolving or term debt obligations1 Debt $0 ▪ Closed a $130 million follow-on public offering on October 20, 20252 ▪ Closed a $225 million grant from the DOE in
Slide 21: Appendix
NYSE : SLI | TSX.V : SLI Appendix www.standardlithium.com
Slide 22: Management Team
Management Team David Park Dr. Andy Robinson Salah Gamoudi Mike Barman CEO & Director President, COO & Director CFO Chief Development Officer David Park is an experienced executive Andy Robinson, co-founder of Standard Salah Gamoudi most recently served as EVP Mike Barman has nearly 20 years of with
Slide 23: South West Arkansas Project | DFS Results
South West Arkansas Project | DFS Results Definitive Feasibility Study Highlights Definitive Feasibility Study Summary1 (100% Ownership Basis) ▪ First commercial production targeted in 2029 with initial capacity of 22,500 tpa battery-quality Li₂CO₃. Would mark the first commercial lithium output fro
Slide 24: Franklin Project | PEA Results
Franklin Project | PEA Results1 Preliminary Economic Assessment Highlights ▪ Robust lithium project economics: unlevered after-tax NPV8 of $5.0 billion, an PEA Summary (100% Ownership Basis) IRR of 24.0%, and a 3.1-year payback period assuming price of $22,400/t ▪ Globally significant production sca
Slide 25: Technology | Proven at Commercial-Scale
Technology | Proven at Commercial-Scale ▪ In March 2024, Standard Lithium successfully installed and commissioned the Li-ProTM Lithium Selective Sorption (LSS) commercial scale unit supplied by KTS (now Aquatech) at its Demonstration Plant1 ▪ This unit is believed to be the largest known commercial-
Slide 26: SWA | Successful Field-Test
SWA | Successful Field-Test Successfully completed the de-risking of our DLE technology with a field-test at South West Arkansas ▪ Field-pilot DLE facility exceeded key performance criteria to confirm engineering design – recovered over 99% of lithium from brine, sourced from SWA Project well ▪ Reje
Slide 27: Equinor | International Pioneers in the Energy Transition
Equinor | International Pioneers in the Energy Transition Equinor is a leading multinational energy company with operations across 36 countries Equinor are energy experts and world-leaders in renewable and low carbon solutions ▪ Historically focused on oil & gas, Equinor has expanded its presence in
Slide 28: Aquatech | Critical Minerals & Metals Resource Recovery
Aquatech | Critical Minerals & Metals Resource Recovery Aquatech brings significant expertise in lithium Pioneering sustainable solutions extraction and refining ▪ Established in 1981 in Canonsburg, Pennsylvania with offices throughout the US, India, Europe, the Middle East and China, and a process
Slide 29: Leading a new era of responsible lithium production in America
Vancouver Arkansas Texas Head Office Office Office Leading a new era of responsible 1075 West Georgia - 116B E. Elm Street 3600 N. Capital of lithium production in America Suite 1625 El Dorado, TX Hwy, Bldg. B, Ste. 230 Vancouver, BC, Arkansas, USA Canada Austin, TX, USA 71730 V6E 3C9 78746 NYSE : S
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