LEO S. MACKAY, JR.

Corporate Board Profile

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AMEREN CORP

Filing Date Source Excerpt
2021-03-23 Leo S. Mackay, Jr. Senior Vice President, Ethics and Enterprise Assurance of Lockheed Martin Corporation Director since: 2020 Age: 59 STANDING BOARD COMMITTEES: • Audit and Risk Committee • Nuclear, Operations and Environmental Sustainability Committee OUTSIDE DIRECTORSHIPS: • Cognizant Technology Solutions Corporation, October 2012–Present EXECUTIVE EXPERIENCE: Mr. Mackay has served as Senior Vice President, Ethics and Enterprise Assurance of Lockheed Martin Corporation, a global security and aerospace company, since August 2018, and also serves as the company’s chief sustainability officer. He previously held multiple senior leadership positions at Lockheed Martin, including Senior Vice President, Internal Audit, Ethics and Sustainability from June 2016 to July 2018, and Vice President, Ethics and Sustainability from July 2011 to July 2016. Prior to joining Lockheed Martin, Mr. Mackay served as chief operations officer of ACS State Healthcare, LLC. He also held leadership roles at the United States Department of Veterans Affairs and Bell Helicopter Textron, Inc. SKILLS AND QUALIFICATIONS: Based primarily upon Mr. Mackay’s extensive executive and leadership experience as a senior vice president and chief sustainability officer of a global security and aerospace company, including strong operations, regulatory, accounting, financial, risk management, internal audit, compliance, environmental and sustainability, governmental and administrative skills and experience, the Board concluded that Mr. Mackay should serve as a director of Ameren.
2022-03-29 Leo S. Mackay, Jr. Senior Vice President, Ethics and Enterprise Assurance of Lockheed Martin Corporation Director since: 2020 Age: 60 STANDING BOARD COMMITTEES: • Audit and Risk Committee • Nuclear, Operations and Environmental Sustainability Committee OUTSIDE DIRECTORSHIPS: • Cognizant Technology Solutions Corporation, October 2012–Present EXECUTIVE EXPERIENCE: Mr. Mackay has served as Senior Vice President, Ethics and Enterprise Assurance of Lockheed Martin Corporation, a global security and aerospace company, since August 2018, and also serves as the company’s chief sustainability officer. He previously held multiple senior leadership positions at Lockheed Martin, including Senior Vice President, Internal Audit, Ethics and Sustainability from June 2016 to July 2018, and Vice President, Ethics and Sustainability from July 2011 to July 2016. Prior to joining Lockheed Martin, Mr. Mackay served as chief operations officer of ACS State Healthcare, LLC. He also held leadership roles at the United States Department of Veterans Affairs and Bell Helicopter Textron, Inc. SKILLS AND QUALIFICATIONS: Based primarily upon Mr. Mackay’s extensive executive and leadership experience as a senior vice president and chief sustainability officer of a global security and aerospace company, including strong operations, regulatory, accounting, financial, risk management, internal audit, compliance, environmental and sustainability, governmental, human capital management and compensation, and administrative skills and experience, the Board concluded that Mr. Mackay should serve as a director of Ameren.
2023-03-28 Mr. Mackay has served as Senior Vice President of Lockheed Martin. 2022 director compensation: $275,055.
2024-03-26 Leo S. Mackay, Jr. - Senior Vice President, Ethics and Enterprise Assurance of Lockheed Martin Corporation. Director since: 2020. Age: 62. STANDING BOARD COMMITTEES: Audit and Risk Committee, Nuclear, Operations and Environmental Sustainability Committee. 2023 Director Compensation Table shows total $275,079.
2025-03-25 Leo S. Mackay, Jr. Senior Vice President, Ethics and Enterprise Assurance and Chief Sustainability Officer of Lockheed Martin Corporation Director since: 2020 Age: 63 STANDING BOARD COMMITTEES: Audit and Risk Committee Nuclear, Operations and Environmental Sustainability Committee 2024 DIRECTOR COMPENSATION TABLE Leo S. Mackay, Jr. FeesEarned orPaid inCash($): 125,000 StockAwards($): 150,072 Total($): 275,072

COGNIZANT TECHNOLOGY SOLUTIONS CORP

Filing Date Source Excerpt
2020-04-22 Leo S. Mackay, Jr. SVP, Ethics and Enterprise Assurance of Lockheed Martin Director Since 2012 Age 58 Independent 2019 Director Compensation Fees Earned or Paid in Cash $120,000 Stock Awards $209,940 Total $329,940
2021-04-21 Leo S. Mackay, Jr. SVP, Ethics and Enterprise Assurance of Lockheed Martin Director Since 2012 Committees Birthplace USA Age 59 Independent Key Qualifications Executive Experience Lockheed Martin Corporation (LMT), a Fortune 100 global security and aerospace company (since 2007) • Senior Vice President, Ethics and Enterprise Assurance (since 2018) • Senior Vice President, Internal Audit, Ethics and Sustainability (2016 – 2018) • Vice President, Ethics and Sustainability (2011 – 2016) • Vice President, Corporate Business Development and various other positions (2007 – 2011) Extensive expertise in security, government contracting, auditing and compliance from his senior executive roles at one of the world’s largest and most well-known security and aerospace companies. Integrated Coast Guard Systems LLC, a joint venture between Lockheed Martin and Northrop Grumman Corporation (NOC) (2005 – 2007) • President Operations management experience from his senior leadership roles. ACS State Healthcare LLC (now part of Conduent), an IT/BPO services company in the healthcare space (2003 – 2005) • Chief Operations Officer Technology consulting and operations management experience specific to the healthcare industry from his role as COO. United States Department of Veterans Affairs • Deputy Secretary and Chief Operating Officer (2001 – 2003) Operations management experience from having served as Deputy Secretary and COO of the U.S. Department of Veterans Affairs. Bell Helicopter, a helicopter and tiltrotor craft manufacturer (1997 – 2001) Public Company Boards Ameren Corporation (AEE), a public utility holding company (since 2020) Select Other Director Positions Lockheed Martin Ventures, the venture capital arm of Lockheed Martin (since 2018) USAA Federal Savings Bank, a federal savings bank (since 2016) Education United States Naval Academy – B.S. Harvard University – M.P.P. Harvard University – Ph.D. Chair Committees Management Development and Compensation Committee Governance and Sustainability Committee Audit Committee
2022-04-27 2021 Director Compensation table Leo S. Mackay, Jr. $145,000 Fees Earned or Paid in Cash, $209,939 Stock Awards, $354,939 Total.
2023-04-21 Leo S. Mackay, Jr. SVP, Ethics and Enterprise Assurance of Lockheed Martin Director since 2012 Committees Audit Committee Compensation and Human Capital Committee Governance and Sustainability Committee 2022 Director Compensation $155,000 Fees Earned or Paid in Cash $209,971 Stock Awards $364,971 Total
2024-04-23 Leo S. Mackay, Jr., 62, SVP, Ethics and Enterprise Assurance of Lockheed Martin, Independent director since 2012, Chair, Compensation and Human Capital Committee, Audit Committee, Governance and Sustainability Committee, 2023 Director Compensation: $374,957

Source material: SEC submissions metadata and DEF 14A proxy filings from EDGAR. Last updated: 2026-03-22