Investor Presentaiton

Significant recent WA exploration successes Building on a long-term track record of exploration success Santos Well Year Basin Result Dorado-1 2018 Bedout Major oil & liquids-rich gas discovery Spartan-1 2016 Carnarvon High value near-field gas discovery close to VI production infrastructure Play-opening liquids rich gas discovery Roc-1 2015 Bedout ROC I DORADO I Lasseter-1 2014 Browse Large gas discovery adjacent to Ichthys & Prelude LNG production infrastructure Western Australia & Northern Territory Site Visit 2019 LASSETER I SPARTAN I 0 100 200 300 Km Proposed Pipeline Gas Pipeline Oil Pipeline Gas Fields Oil Fields Santos Acreage 19

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