On November 8, 2023, Dr. Stephen S. Schwartz, director of Spire Inc. (the ?Company?), announced his resignation from the Company?s Board of Directors (the ?Board?), effective after the annual meeting of shareholders on January 25, 2024 (the ?2024 Annual Meeting?). Dr. Schwartz serves on the Company?s Audit and Strategy Committees. Dr. Schwartz, who joined the Board in 2018, cited increasing business commitments outside the Company as the reason for his resignation and stated that his resignation was not as a result of any disagreement with management or the Board over the Company?s operations, policies or practices.

On November 8, 2023, Mr. Edward L. Glotzbach, Chair of the Board, also announced his retirement from the Board, effective January 25, 2024, due to reaching age 75, in accordance with the Company?s Corporate Governance Guidelines. Mr. Glotzbach joined the Board in 2005, and in addition to serving as Chair of the Board, also serves on the Company?s Audit, Compensation and Human Resources, and Strategy Committees. In connection with Dr. Schwartz?s resignation from the Board, Mr. Steven L. Lindsey, who is currently a member of the Board?s class of directors with terms expiring in 2025, will become a member of the Board?s class of directors with terms expiring in 2024. On November 9, 2023, the Board voted to decrease the size of the Board from twelve to eleven members effective January 1, 2024 due to the resignation of Ms. Suzanne Sitherwood in connection with her retirement from the Company.

The Board further voted to decrease the size of the Board from eleven to nine members effective January 25, 2024 due to the resignation of Dr. Schwartz and the retirement of Mr. Glotzbach.