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HGEO’s Office of Global Energy Security provides strategic direction and leadership for Natural Gas Import and Export Regulation, and analysis of oil and gas markets and related initiatives.

The U.S. Department of Energy (DOE) Building America program has developed a series of best practices and case studies to help builders improve whole-

Online resources to help solar energy customers and professionals.

Nichole Fitzgerald shares how her boundless curiosity and love of chemistry took her from grade school to grad school to Director for the Hydropower and Hydrokinetic Office.

HGEO’s Office of Strategic Resources leads efforts to ensure the security, stability, and strategic value of the Nation’s oil and gas exports and the Strategic Petroleum Reserve.

DOE's Office of Nuclear Energy is responsible for ongoing R&D related to long-term disposition of spent nuclear fuel and high-level radioactive waste

HGEO’s Office of Subsurface Energy leads and supports the research, development and demonstration of upstream, midstream, and downstream subsurface energy (coal, oil and gas, geothermal) technologies.

HGEO’s Office of Analysis provides technical, economic, and market analysis to support departmental and programmatic priorities and decision-making on key issues that impact the subsurface energy research, development, and demonstration programs.

The mission of NE-54 is primarily focused on activities related to the front end of the nuclear fuel cycle which includes mining, milling, conversi