Organization

Oak Ridge National Laboratory

• Organization overview (org chart)
• Laboratory Director's Office (org chart)

Mission Organizations

• Computing and Computational Sciences (org chart)
• Energy and Environmental Sciences (org chart)
• Exascale Computing Project (org chart)
• National Security Sciences (org chart)
• Neutron Sciences (org chart)
• Nuclear Science and Engineering (org chart)
• Physical Sciences (org chart)
• Exascale Computing Project
• US ITER Project (org chart)

Mission Support Organizations

• Business Services (org chart)
• Environment, Safety and Health (org chart)
• Facilities and Operations (org chart)
• Human Resources (org chart)
• Internal Audit (org chart)
• Legal (org chart)

Divisions

Mission Organizations

• Biosciences (org chart)
• Center for Nanophase Materials Sciences (org chart)
• Chemical Sciences (org chart)
• Chemical and Engineering Materials (org chart)
• Computational Sciences and Engineering (org chart)
• Computer Science and Mathematics (org chart)
• Consortium for Advanced Light Water Reactors (org chart)
• Electrical and Electronics Systems Research (org chart)
• Energy and Transportation Science (org chart)
• Environmental Sciences (org chart)
• FIRST Center (org chart)
• Fusion Energy (org chart)
• Isotope and Fuel Cycle Technology (org chart)
• Materials Science and Technology (org chart)
• National Center for Computational Sciences/Oak Ridge Leadership Computing Facility (org chart)
• Neutron Scattering (org chart)
• Neutron Technologies (org chart)
• Nonreactor Nuclear Facilities (org chart)
• Nuclear Security and Isotope Technology (org chart)
• Physics (org chart)
• Reactor and Nuclear Systems (org chart)
• Research Accelerator (org chart)
• Research Reactors (org chart)

Mission Support Organizations

• Accounting Operations (org chart)
• Business Operations (org chart)
• Communications (org chart)
• Contracts (org chart)
• Economic Development (org chart)
• Engineering Management (org chart)​
• Environmental Protection Services (org chart)
• Facilities Management (org chart)
• Human Resources Consulting Services (org chart)
• Information Technology Services (org chart)
• Integrated Operations Support (org chart)
• Laboratory Protection (org chart)
• Logistical Services (org chart)
• Nuclear and Radiological Protection (org chart)
• Occupational Medicine (org chart)
• Office of Institutional Planning (org chart)
• Office of Integrated Performance Management (org chart)
• Office of Research Excellence (org chart)
• Operational Initiatives and Project Management (org chart)
• Research Library (org chart)
• Retirement Services (org chart)
• Safety Services (org chart)
• Technology Transfer (org chart)
• Transportation and Waste Management (org chart)
• Utilities Division (org chart)