Miranda A. Ballentine
Assistant Secretary of Air Force Installations, Environment and Logistics
US Department of Defense
Miranda A.A. Ballentine is the US Assistant Secretary of the Air Force for Installations, Environment and Energy. Prior, she served as Director of Sustainability for Global Renewable Energy and Sustainable Facilities at Walmart, where she developed and executed global strategies to reduce operating expenses in over 10,000 facilities in over 25 countries. Prior to joining Walmart, she was Vice-President for Investor Analysis and Chief Operating Officer at David Gardiner & Associates, where she informed multi-million dollar investment decisions by analysing companies’ off-balance sheet risks and opportunities, including climate and energy programmes, environmental management, labour relations, diversity and corporate governance. Ballentine served as Chair of the World Economic Forum’s Global Growth Action Alliance’s Renewable Energy Working Group, and has served on a number of non-profit boards, including the Sustainability Consortium’s External Relations Committee, the NetImpact Corporate Advisory Council and the George Washington University’s Institute for Sustainability Research, Education and Policy Advisory Board. She also has been a guest lecturer at a number of national business schools, including Duke University, the University of North Carolina and George Washington University.