Item 4. MINE SAFETY DISCLOSURES

Not applicable.

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INFORMATION ABOUT OUR EXECUTIVE OFFICERS – SOUTHERN COMPANY

(Identification of executive officers of Southern Company is inserted in Part I in accordance with Regulation S-K, Item 401) The ages of the officers set forth below are as of December 31, 2023.

Christopher C. Womack

Chairman, President, and Chief Executive Officer

Age 65

First elected in 2008. President since March 2023, Chief Executive Officer since May 2023, and Chairman since December 2023. Previously served as Chairman and Chief Executive Officer of Georgia Power from June 2021 to March 2023, President of Georgia Power from November 2020 to March 2023, and Executive Vice President and President of External Affairs of Southern Company from January 2009 to October 2020.

Daniel S. Tucker

Executive Vice President and Chief Financial Officer

Age 53

First elected in 2021. Executive Vice President and Chief Financial Officer since September 2021. Previously served as Executive Vice President, Chief Financial Officer, and Treasurer of Georgia Power from January 2021 to September 2021, and Executive Vice President and Chief Financial Officer of Southern Company Gas from January 2019 to January 2021.

Bryan D. Anderson

Executive Vice President

Age 57

First elected in 2020. Executive Vice President and President of External Affairs since January 2021. Executive Vice President of SCS since November 2020. Previously served as Senior Vice President of SCS with responsibility for governmental affairs from January 2015 to November 2020.

Stanley W. Connally, Jr.

Executive Vice President

Age 54

First elected in 2012. Executive Vice President since April 2021. Chairman, President, and Chief Executive Officer of SCS since April 2021. Previously served as Executive Vice President for Operations of SCS from June 2018 to April 2021.

Christopher Cummiskey

Executive Vice President

Age 49

First elected in 2021. Executive Vice President since January 2021. Chairman of Southern Power since February 2021 and Executive Vice President of SCS, Chief Executive Officer of Southern Power, and President and Chief Executive Officer of Southern PowerSecure Holdings, Inc. and Southern Holdings since July 2020. Previously served as Executive Vice President, External Affairs of Georgia Power from May 2015 to June 2020.

Martin B. Davis

Executive Vice President and Chief Information Officer

Age 60

First elected in 2021. Executive Vice President since April 2021. Chief Information Officer and Executive Vice President of SCS since July 2015. Previously served as Vice President from July 2015 through April 2021.

Kimberly S. Greene

Chairman, President, and Chief Executive Officer of Georgia Power

Age 57

First elected in 2013. Chairman, President, and Chief Executive Officer of Georgia Power since April 2023. Previously served as Chairman, President, and Chief Executive Officer of Southern Company Gas from June 2018 to March 2023.

James Y. Kerr II

Chairman, President, and Chief Executive Officer of Southern Company Gas

Age 59

First elected in 2014. Chairman, President, and Chief Executive Officer of Southern Company Gas since April 2023. Previously served as Executive Vice President, Chief Legal Officer, and Chief Compliance Officer of Southern Company from March 2014 to March 2023.

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Stephen E. Kuczynski

Chairman and Chief Executive Officer of Southern Nuclear

Age 61

First elected in 2011. Chairman and Chief Executive Officer of Southern Nuclear since July 2011. Previously served as President of Southern Nuclear from July 2011 through March 2023.

J. Jeffrey Peoples

Chairman, President, and Chief Executive Officer of Alabama Power

Age 64

First elected in 2023. Chairman, President, and Chief Executive Officer of Alabama Power since January 2023. Previously served as Executive Vice President of Customer and Employee Services of Alabama Power from June 2020 to January 2023, Senior Vice President of Employee Services and Labor Relations of Alabama Power from June 2018 to June 2020, and Executive Vice President and Chief Administrative Officer of Southern Company Gas and President of AGL Services Company from September 2018 to June 2020.

Sterling A. Spainhour

Executive Vice President and Chief Legal Officer

Age 55

First elected in 2023. Executive Vice President and Chief Legal Officer since April 2023. Previously served as Chief Compliance Officer of Southern Company from April 2023 to January 2024, Senior Vice President, General Counsel, Corporate Secretary, and Chief Compliance Officer of Georgia Power from June 2020 to March 2023, Senior Vice President and General Counsel – East of SCS from July 2020 to March 2023, and Senior Vice President and General Counsel of SCS from December 2016 to July 2020.

Anthony L. Wilson

Chairman, President, and Chief Executive Officer of Mississippi Power

Age 59

First elected in 2015. President of Mississippi Power since October 2015 and Chief Executive Officer and Director since January 2016. Chairman of Mississippi Power's Board of Directors since August 2016.

Each officer listed above was elected at the annual meeting (or by written consent in lieu of the annual meeting) of the board of directors of the applicable company, to serve until the next such annual meeting or until his or her successor is elected and qualified, except for Mr. Womack who was elected as Chairman on December 11, 2023.

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PART II