The Honorable Katherine Hammack was appointed the Assistant Secretary of the Army for Installations, Energy and Environment (ASA IE&E) by President Obama 28 June 2010.

She is the primary advisor to the Secretary of the Army and Chief of Staff of the Army on all Army matters related to Installation policy, oversight, and coordination of energy security and management.

She is responsible for policy and oversight of sustainability and environmental initiatives; resource management, including design, military construction, operations, and maintenance; base realignment and closure (BRAC); privatization of Army family housing, lodging, real estate, and utilities; and the Army’s installations safety and occupational health programs.

Among her many accomplishments are the establishment of the Army’s Net Zero program, and the creation of the Office of Energy Initiatives (OEI), which is working to streamline large-scale renewable energy projects to achieve 1GW of renewable energy
by 2025.