Investor Presentaiton

2023 Alaska Investor Trip Highly Experienced Alaska Team Team staffed with Alaska operations veterans . Santos has one of the leading teams focused on the North Slope Nanushuk Operations Pad (NOP) overview Santos . - New world class development project has attracted high calibre talent with substantial development and production experience ⚫ 120 local employees; 79% Alaska hires (as of June 2023) Senior management team with 147 combined years of international oil and gas experience and over 391 combined years of US/Alaska experience • Demonstrated ongoing technical and operational success on the North Slope In first two drilling seasons, 4 wells, 7 penetrations delivered on time and under budget, zero LTIs; twice broke 40-year record for earliest drilling start on the North Slope - Civil program complete; major construction (fabrication and field. construction) underway Polaris Camp 168 beds Orion Express Camp 401 beds GEOFF AND F Focus on execution readiness for winter 2023/24: • Extensive company experience in environmental and social stewardship Currently ~200 contractors on the slope • Ramping to >1,000 by year end 12

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