Investor Presentaiton

Cleaner Lithium by Design Four key pillars underpin Lake's quality- conscious commitment to sustainability m2 / MT LCE Square Meter Per Metric Tonne of Lithium % Li / MT LCE Percent [Lithium] Per Metric Tonne of Lithium Carbonate Equivalent Carbonate Equivalent 1 Higher Lithium Recovery 15% 60% Higher Higher 3 Hardrock Evaportation Ponds Lower Land Usage 2,5 7x Lower 600x Lower Land Use Hardrock¹ m3 / MT LCE Cubic Meter Per Metric Tonne of Lithium Carbonate Equivalent MT / MT LCE Metric Tonne Waste Per Metric Tonne of Lithium Carbonate Equivalent Evaporation Ponds 2 Lower Water Usage² 10x Lower 5x Lower Fresh Water Usage Brine Water Loss 4 Lower Solid Waste Volume 3,4 50x Lower 55x Lower 1 Hard rock based on mining, processing, and refining 1% spodumene ore (6% concentrate). 2 Includes internal Lake estimates. Updated estimates will be provided in the DFS, if applicable. 3 Hard rock values for concentration and refining of 1% spodumene ore. 4 "Environmental Impact of Direct Lithium Extraction from Brines", February 2023, https://www.nature.com/articles/s43017-022-00387-5.5 Nsenergybusiness.com - Greenbushes Lithium Mine https://www.nsenergybusiness.com/projects/greenbushes-lithium-mine/. 6 Kachi DLE Project values are indicative of values at target plant capacity. Solid Waste Kachi DLE6 30 30 LAKE RESOURCES 45x Lower

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