Investor Presentaiton

LITHIUM ARGENTINA/CORPORATE PRESENTATION 2023 Cauchari-Olaroz Stage 2 Stage 2 expansion of at least 20,000 tpa lithium carbonate (1) ☐ Project planning continues to progress to align with completion of Stage 1 - Development of the exploration wellfield underway Seven communities in the vicinity of the project have approved the proposed expansion Stage 2 production fully uncommitted Location Ownership Resource Stage Target Annual Production Capacity Jujuy Province, Argentina Ganfeng (46.7%) Lithium Argentina (LAAC) (44.8%) JEMSE (8.5%) Conventional brine Development Atleast 20,000 tpa lithium carbonate (1) 100% basis. NYSE & TSX: LAAC 11

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