Leo Mackay is Senior Vice President – Ethics and Enterprise Assurance, and an elected officer, of Lockheed Martin Corporation.  He reports to the Chairman, President, and Chief Executive Officer.  He oversees Lockheed Martin’s ethics program; its energy/environment, safety and health programs; and as Chief Sustainability Officer, ensures responsible growth/global corporate citizenship. He is chairman of the investment committee of LM Ventures:  Lockheed Martin’s $400M corporate venture capital arm.  He is an independent director of Cognizant Technology Solutions Corporation (NASDAQ: CTSH); and of Ameren (NYSE: AEE); a former paid advisor in Merck’s External Sustainability Advisory Council (2019-22); and a former independent director of USAA Federal Savings Bank (2016-2022). He is a certified public company financial expert. His previous assignments at Lockheed Martin have included: Senior Vice President, Internal Audit, Ethics & Sustainability (2016-18); Chief Audit Executive (2016-2025) reporting to the Chairman of the Audit Committee of the Board of Directors and providing independent assurance and advisory service; Vice President, Ethics & Sustainability (2011-2016); and Vice President, Corporate Domestic Business Development (2007-2011).

Dr. Mackay has extensive experience in strategy; operations; and leading/managing large, complex profit/loss organizations. He was President of ICGS, LLC (2005-2007) – a $1billion joint venture of Lockheed Martin and Northrop Grumman with simultaneous service as Lockheed Martin’s Vice President/General Manager of Coast Guard Systems (CGS). From 2003 to 2005, Dr. Mackay was Chief Operations Officer (COO) of ACS State Healthcare, LLC in Atlanta, Ga.  He was the day-to-day manager of a $650 million business in business process and information technology outsourcing for Medicaid, pharmacy benefit management, decision support services, eligibility verification and child healthcare programs.  Immediately prior, Dr. Mackay was Deputy Secretary of Veterans Affairs from May 2001 to October 2003, and a member of the President’s Management Council. As the VA’s second in command, Dr. Mackay was chief operating officer of a $60+ billion, 219,000 person organization with facilities nationwide administering the US’ largest integrated healthcare system.  Prior to his nomination by President Bush, Dr. Mackay had general management responsibility as Vice President of the Aircraft Services Business Unit at Bell Helicopter Textron, Inc., of Ft. Worth, Texas.  Previously at Bell, he was Vice President and Director of Product Support for Bell/Agusta Aerospace, an international commercial joint venture.

A 1983 graduate of the U.S. Naval Academy, Dr. Mackay was a Secretary of the Navy Distinguished Midshipman Graduate. He completed pilot training in 1985 graduating at the top of his class and served in Fighter Squadron Eleven flying the F-14.  He attended Fighter Weapons School (Topgun); compiled 235 carrier landings; and is a veteran of Operation Earnest Will.

From 1989 to 1993, Dr. Mackay earned a master's degree and Ph.D. in public policy from Harvard University. He was a Kennedy Fellow, Harvard MacArthur Scholar, Graduate Prize Fellow and a Research Fellow at the Center for Science and International Affairs.  In 1992, he taught military history and western civilization at the Naval Academy and was a Special Guest Fellow at the Brookings Institution.

Following his Naval Academy assignment, Dr. Mackay served in the Office of the Secretary of Defense from 1993 to 1995 as military assistant to Ashton Carter, then the Assistant Secretary of Defense for International Security Policy. Leaving military service in 1995, he joined Lockheed Martin. In 1997, he joined Bell Helicopter.

In 2005, he was awarded the Doctor of Laws degree, honoris causa, from Concordia Seminary in St. Louis.  In 2023, he received the Doctor of Humane Letters, honoris causa, from Concordia Theological Seminary – Ft. Wayne, where he was a trustee for 13 years. He is a current board director of the Lutheran Church Missouri Synod.  He received the Exceptional Service Medal from the Dept. of Veterans Affairs (2003), and the Dept. of the Treasury's Medal of Merit (1999). In 2012, he was awarded the Black Engineer of the Year Career Achievement Award from US Black Engineer magazine, and in 2014 with the Republican National Committee’s Lincoln/Douglass award. Dr. Mackay chaired the Board of Visitors at the Graduate School of Public Affairs of the University of Maryland (2008-2015) and was Chair of the Secretary of Health and Human Services' Advisory Committee on Minority Health (2004-2005).