Investor Presentation - September 2021

Investing in growth YTD Q3 FY21 capital spend of $463M Gas utility capex includes • $226M – pipeline replacement $104M - new business (up $30M YoY) Lower non-utility spend On track for full-year FY21 target spend of $590M - - 95% for gas utilities, focused on infrastructure upgrades, technology and new business Lower level of pipeline and storage investment as planned Capital expenditures (Millions) $476 $463 29 81 394 9 mos. FY20 $638 434 9 mos. FY21 $590 90 30 10 Spire | Investor presentation - September 2021 548 FY20 FY21 target Gas Utility Pipelines, storage and other 560

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