Item 4. MINE SAFETY DISCLOSURES

Not applicable.

I-39

Table of Contents Index to Financial Statements

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, 2025.

Christopher C. Womack

Chairman, President, and Chief Executive Officer

Age 67

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 and President of Georgia Power from November 2020 to March 2023.

David P. Poroch

Executive Vice President and Chief Financial Officer

Age 56

First elected in 2025. Executive Vice President and Chief Financial Officer since July 2025. Previously served as Comptroller from March 2023 to July 2025, Senior Vice President and Chief Accounting Officer of SCS from March 2023 to July 2025, and Executive Vice President, Chief Financial Officer, Chief Risk Officer, and Treasurer of Southern Company Gas from January 2021 to February 2023.

Bryan D. Anderson

Executive Vice President

Age 59

First elected in 2020. Executive Vice President and President of External Affairs since January 2021. Executive Vice President of SCS since November 2020.

Pedro P. Cherry

Chairman, President, and Chief Executive Officer of Mississippi Power

Age 54

First elected in 2025. Chairman and Chief Executive Officer of Mississippi Power since August 2025. President of Mississippi Power since March 2025. Previously served as Executive Vice President of Southern Company Gas and President and Chief Executive Officer of Atlanta Gas Light and Chattanooga Gas from August 2020 to March 2025.

Stanley W. Connally, Jr.

Executive Vice President and Chief Operating Officer

Age 56

First elected in 2012. Chief Operating Officer since January 2025. Executive Vice President since April 2021 and Executive Vice President of SCS since January 2025. Previously served as Chairman, President, and Chief Executive Officer of SCS from April 2021 to January 2025 and Executive Vice President for Operations of SCS from June 2018 to April 2021.

Christopher Cummiskey

Executive Vice President

Age 51

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. Chairman, President, and Chief Executive Officer of SCS since January 2025.

Sloane N. Drake

Executive Vice President and Chief Human Resources Officer

Age 49

First elected in 2024. Executive Vice President and Chief Human Resources Officer of Southern Company and SCS since March 2023. Previously served as Senior Vice President of SCS from February 2019 to March 2023 and Senior Vice President of Georgia Power from August 2018 to March 2023.

Kimberly S. Greene

Chairman, President, and Chief Executive Officer of Georgia Power

Age 59

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.

I-40

Table of Contents Index to Financial Statements

James Y. Kerr II

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

Age 61

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.

J. Jeffrey Peoples

Chairman, President, and Chief Executive Officer of Alabama Power

Age 66

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.

Peter P. Sena III

Chairman, President, and Chief Executive Officer of Southern Nuclear

Age 62

First elected in 2024. Chairman and Chief Executive Officer of Southern Nuclear since June 2024. President of Southern Nuclear since March 2023. Previously served as Executive Vice President and Chief Nuclear Officer of Southern Nuclear from July 2019 to March 2023.

Sterling A. Spainhour

Executive Vice President and Chief Legal Officer

Age 57

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, and Senior Vice President and General Counsel – East of SCS from July 2020 to March 2023.

Each officer listed above was initially elected at the time or times stated above by the board of directors of the applicable company and is currently serving until the next annual meeting (or written consent in lieu of the annual meeting) or until his or her successor is elected and qualified.

I-41

Table of Contents Index to Financial Statements

PART II