Marine Corps Expeditionary Energy OfficeChanging "the way the Marine Corps employs energy and resources to increase combat effectiveness"
E2O, a Director-level office within Headquarters Marine Corps reporting to the Assistant Commandant, works closely with the combat and technology development communities. E2O serves as the Proponent for Expeditionary Energy in the force development process. Additionally, E2O is tasked with advising the Marine Requirements Oversight Council on all energy and resource-related requirements, acquisitions, and programmatic decisions.