Department of Energy

• Office of Clean Energy Demonstrations
• Office of Fossil Energy/NETL
• Office of Energy Efficiency and Renewable Energy
• Grid Deployment Office
• Office of Vehicle Technologies
• Advanced Research Projects Agency – Energy
• Office of Electricity

Department of Defense

• Office Secretary of Defense
• Environmental Security Technology Certification Program
• Air Force
• Army
• Combating Terrorism Technical Support. Office/Technical Support Working Group
• Defense Advanced Research Projects Agency
• Navy

Department of Transportation

• Pipeline Hazardous Materials Safety Administration
• Federal Transit Authority
• Maritime Administration
• Office of Assistant Secretary for Research and Technology