The Geothermal Technologies Office (GTO) is a technology office within the Office of Energy Efficiency and Renewable Energy at the U.S. Department of Energy. This page lists key GTO staff, their assignments, and contact information. To provide feedback on this site or report technical issues, contact DOE.Geothermal@ee.doe.gov.
Organization
This organization chart shows the GTO management structure.

General Contact Information
U.S. Department of Energy
Geothermal Technologies Office
1000 Independence Avenue SW
Washington, DC 20585
DOE.Geothermal@ee.doe.gov
Nearest Metro stop: Smithsonian (serviced by the Blue, Orange, and Silver lines)
Ready to energize your career and bring your skills and talents to our clean energy mission? Visit the GTO Job Opportunities and EERE Career Opportunities webpages for information on open positions.
Office Director
Dr. Susan Hamm
Susan.Hamm@ee.doe.gov
Program Managers, Team Lead, and Supervisor
Dr. Alexis McKittrick, Hydrothermal Resources and Low Temperature and Coproduced Resources
Alexis.McKittrick@ee.doe.gov
Lauren Boyd, Enhanced Geothermal Systems
Lauren.Boyd@ee.doe.gov
Sean Porse, Data, Modeling, and Analysis
Sean.Porse@ee.doe.gov
Vacant, Operations Supervisor
Funding Inquiries
If you are seeking funding to develop a technology, please see our Open Funding Opportunities webpage. We do not fund unsolicited proposals.
Media Inquiries
For media inquiries, please email the EERE communications team at EE.Media@ee.doe.gov.
Merit Review Opportunities
If you are interested in serving as a merit reviewer, please submit your resume or CV to DOE.Geothermal@ee.doe.gov.
National Laboratory Contacts
The GTO e-newsletter brings funding opportunities, events, publications, & activities directly to your inbox.