Andrew Rapp is a Senior Advisor in the United States Department of Energy, where he works closely with Secretary Wright to advance energy abundance, reliability, and security in the United States and abroad. Prior to his appointment to the Department of Energy, Andrew was a co-founder and Vice-Chairman of Petrie Partners, an energy-focused, boutique investment bank specializing in strategic transaction advisory assignments. Before forming Petrie in 2011, Andrew was a Managing Director of Bank of America Merrill Lynch in the Energy and Power Group. Andrew joined Bank of America Merrill Lynch as part of Merrill Lynch’s acquisition of Petrie Parkman & Co. in 2006. During his 25-year investment banking career, he completed numerous domestic and international upstream, midstream, and downstream corporate and asset valuations, working with public and private energy companies and sovereign entities on 185 total transactions throughout the United States and the world. Andrew’s completed merger, divestiture, joint venture, and financing transactions total over $200 billion in consideration. He advised on 30 corporate mergers involving publicly-traded companies including the $68 billion merger of Pioneer Natural Resources and ExxonMobil, the largest energy transaction of the 21st century, and largest global transaction in 2024. Andrew earned his B.A. in Economics, Policy Studies, and Managerial Studies from Rice University