Energizing the Future

8 Our sustainability commitment • Protecting the environment - - Established team to lead environmental commitment efforts Reduced methane emissions by 46% Caring for people - Driving a strong safety culture Building supplier, employee diversity Expanding outreach and support for customers and communities Strengthening governance - - Methane emission reduction (From 2005 levels) 26% 43% 46% 59% 73% 2015 2020 2021 2025 2035 Target Target Employee safety (OSHA-Days Away, Restricted or Transferred rate) 4 3.22 3 2.63 Governance of Sustainability formally assigned to Board of Directors Strong, independent, diverse Board 1.88 2 1.56 1.51 Spire | Investor presentation - August 2022 1 0 2017 2018 2019 2020 2021

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