Energy Policy Analysis

Department of Energy: 2025 Organizational Restructuring

The Department of Energy has reorganized and renamed a number of its offices. Click or tap any highlighted office below to learn what changed — including its previous name, oversight level, and the major programs now housed within it.

New office Renamed Moved branches Expanded / merged Administrative change Independent agency

Offices without a colored indicator are unchanged. Dotted lines indicate entities that operate independently and do not report to the Secretary.

Associated federal entities that operate independently from DOE
Federal Energy Regulatory Commission (FERC)
Inspector General
Direct reports to the Secretary
Chief of Staff Boards and Councils Secretary-level staff offices ↓
Under Secretary for Nuclear Security (S5) / NNSA
National Nuclear Security Administration
Minor title changes within — click for details
Office of Defense Programs
Naval Reactors
Office of Defense Nuclear Security
Office of Defense Nuclear Proliferation
Office of Infrastructure
Office of Management and Budget
Office of General Counsel
ChangedOffice of Emergency Management
Tap for details
ChangedOffice of Counter-Terrorism and Counter-Proliferation
Tap for details
NewOffice of Communication
Tap for details
ChangedOffice of Partnership and Acquisition Services
Tap for details
ChangedOffice of Environment, Safety and Health
Tap for details
ChangedOffice of Information Management and Chief Information Officer
Tap for details
Under Secretary for Science (S4)
Formerly: Under Secretary for Science and Innovation
Renamed branch — click for details
MovedOffice of Technology Commercialization
Tap for details
RenamedOffice of Strategy and Technology Road Maps
Tap for details
Office of Science
NewOffice of Fusion
Tap for details
NewOffice of Artificial Intelligence and Quantum
Tap for details
Under Secretary for Energy (S3)
Formerly: Under Secretary for Infrastructure
Renamed branch — click for details
MovedExpandedOffice of Electricity
Tap for details
MovedArctic Energy Office
Tap for details
MovedOffice of Nuclear Energy
Tap for details
NewHydrocarbons and Geothermal
Tap for details
Office of Cybersecurity, Energy Security, and Emergency Response (CESER)
Office of Indian Energy Policy and Programs
RenamedOffice of Energy Dominance Financing (EDF)
Tap for details
Power Marketing Administrations
New Office
Office of Critical Minerals and Energy Innovation

A major new cross-cutting office consolidating programs previously spread across the S4 and S3 branches — click to see the full list of predecessor offices and programs.

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ARPA-E
Office of Chief Human Capital Officer
Office of Congressional and Intergovernmental Affairs
Office of the General Counsel
Office of the Chief Financial Officer
Office of International Affairs
Office of Policy
Office of Public Affairs
Office of Minority Impact
Office of Chief Information Officer
U.S. Energy Information Administration (EIA)
Office of Environmental Health, Safety and Security (EHSS)
Office of Intelligence and Counterintelligence
Office of Management
Office of Legacy Management
ℹ️  Secretary-Level Office Changes
Removed from org chart — still funded in the President's Budget Request (PBR) Office of Hearings and Appeals  ·  Office of Small and Disadvantaged Businesses  ·  Office of Enterprise Assessments  ·  Office of Project Management
Eliminated — removed from org chart and not included in the PBR Office of Energy Justice and Equity
Source: U.S. Department of Energy organizational chart. Analysis by the Bipartisan Policy Center.
Minor administrative title changes within NNSA (Associate Administrator designations elevated to Office titles) are noted but not highlighted as major programmatic changes.