Item 4. (a). Information about our Executive Officers

Our executive officers as of January 28, 2021 are listed below, with their ages on that date, positions and offices currently held, and principal occupation and business experience during at least the last five years. There were no family relationships among any of our executive officers and directors. All officers serve at the discretion of the Board of Directors.

Richard F. Ambrose (age 62), Executive Vice President - Space

Mr. Ambrose has served as Executive Vice President of Space since April 2013.

Brian P. Colan (age 60), Vice President, Controller, and Chief Accounting Officer

Mr. Colan has served as Vice President, Controller, and Chief Accounting Officer since August 2014.

Scott T. Greene (age 62), Executive Vice President - Missiles and Fire Control

Mr. Greene has served as Executive Vice President of Missiles and Fire Control (MFC) since August 2019. He previously served as Vice President, Tactical and Strike Missiles in our MFC segment from August 2017 to August 2019; Vice President, Precision Fires and Combat Maneuver Systems in our MFC segment from January 2016 to August 2017; and Vice President, Program Management in our MFC segment from 2011 to January 2016.

Marillyn A. Hewson (age 67), Executive Chairman

Ms. Hewson has served as Executive Chairman since June 2020. She previously served as Chairman, President and Chief Executive Officer from January 2014 to June 2020.

Stephanie C. Hill (age 56), Executive Vice President - Rotary and Mission Systems

Ms. Hill has served as Executive Vice President of Rotary and Mission Systems (RMS) since June 2020. She previously served as Senior Vice President, Enterprise Business Transformation from June 2019 to June 2020. Prior to that, she was Deputy Executive Vice President of RMS from October 2018 to June 2019; Senior Vice President for Corporate Strategy and Business Development from September 2017 to October 2018; and Vice President and General Manager of the former Cyber, Ships and Advanced Technologies line of business for RMS from June 2015 to September 2017.

Maryanne R. Lavan (age 61), Senior Vice President, General Counsel and Corporate Secretary

Ms. Lavan has served as Senior Vice President, General Counsel and Corporate Secretary since September 2010.

John W. Mollard (age 63), Vice President and Treasurer

Mr. Mollard has served as Vice President and Treasurer since April 2016. He previously served as Vice President, Corporate Financial Planning and Analysis from 2003 to April 2016.

Kenneth R. Possenriede (age 60), Chief Financial Officer

Mr. Possenriede has served as Chief Financial Officer since February 2019. He previously served as Vice President of Finance and Program Management in our Aeronautics segment from April 2016 to February 2019. Prior to that, he served as Vice President and Treasurer from 2011 through April 2016.

Frank A. St. John (age 54), Chief Operating Officer

Mr. St. John has served as Chief Operating Officer since June 2020. He previously served as Executive Vice President of RMS from August 2019 to June 2020. Prior to that, he served as Executive Vice President of MFC from January 2018 to August 2019; Executive Vice President and Deputy, Programs in our MFC segment from June 2017 to January 2018; and Vice President, Orlando Operations and Tactical Missiles/Combat Maneuver Systems business in our MFC segment from 2011 to May 2017.

James D. Taiclet (age 60), President and Chief Executive Officer

Mr. Taiclet has served as President and Chief Executive Officer of Lockheed Martin since June 2020. He previously was chairman, president and chief executive officer of American Tower Corporation from February 2004 until March 2020 and executive chairman from March 2020 to May 2020.

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Gregory M. Ulmer (age 56), Acting Executive Vice President - Aeronautics

Mr. Ulmer has served as Acting Executive Vice President, Aeronautics since December 1, 2020 and as Vice President and General Manager, F-35 Lightning II Program since March 2018. Prior to that he served as Vice President, F-35 Aircraft Production business unit from March 2016 to March 2018. He previously served as Vice President of Operations for Advanced Development Programs, also known as Skunk Works®, from January 2014 to March 2016.

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PART II