Investor Presentation June 2021

Investing in growth Capital expenditures (Millions) $400 1H FY21 capital spend of $304M $346 $350 $304 Gas utility capex includes 67 $300 23 $148M - pipeline replacement $250 • $75M new business $200 - - Lower spend for Spire STL Pipeline (placed in service Q1 FY20) • On track for full-year FY21 target spend of $590M 95% for gas utilities, focused on infrastructure upgrades - Lower level of pipeline and storage investment as planned $150 279 281 $100 $50 $0 1H FY20 Gas Utility 1H FY21 Pipelines, storage and other $800 $638 $600 90 $590 30 - Spire | Investor presentation June 2021 $400 548 $200 $0 FY20 FY21 target Gas Utility Pipelines, storage and other 560

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