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Solar Energy Technologies Office

Solar Energy Technologies Office

District of Columbiaenergy.gov

Overview

The U.S. Department of Energy (DOE) Solar Energy Technologies Office (SETO) is a government office that funds early-stage research and development in photovoltaics, concentrating solar-thermal power, and systems integration. Its goal is to improve the affordability, reliability, and performance of solar technologies to support the transition to a decarbonized U.S. economy. SETO provides funding through competitive solicitations, such as grants and prizes, to private companies, universities, national laboratories, and non-profit organizations.

Portfolio Companies

17

Website

energy.gov

Investments

Solar Energy Technologies Office investments
CompanyDateStageLead
Expand Power Technologies, Inc.Jan 2025GrantCo-investor
GrittSep 2024GrantCo-investor
Tandem PVJun 2024GrantCo-investor
Smartville Inc.Nov 2023GrantCo-investor
Leaptran, Inc.Sep 2023GrantCo-investor

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

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FAQ

Firmographic Details

HeadquartersDistrict of Columbia
Year FoundedN/A

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