• Assistant Secretary for Energy Efficiency and Renewable Energy
  
• Deputy Assistant Secretary for Technology Development
  
• Solar Energy Technology Program
  
• Wind and Hydropower Technologies Program
  
• Geothermal Technologies Program
  
• Distributed Energy and Electric Reliability Program
  
• Biomass Program
  
• Industrial Technologies Program
  
• FreedomCAR and Vehicle Technologies Program
  
• Hydrogen, Fuel Cells and Infrastructure Technologies Program
  
• Building Technologies Program
  
• Weatherization and Intergovernmental Program
  
• Energy Efficiency Regional Offices
  
• Federal Energy Management Program

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