American-Made Challenges

Solar Prize Round 3

The American-Made Solar Prize is a $3 million prize competition designed to revitalize U.S. solar manufacturing through a series of contests and the development of a diverse and powerful support network that leverages national laboratories, energy incubators, and other resources across the country.

The Solar Prize Contests


Each Solar Prize round will address tough problems facing the solar energy industry, spurring the next wave of solar technology innovations through three progressive challenges and cash incentives.

The potential for innovation is everywhere.


The Ready! Set! and Go! Contests are a kickstart for anyone - teams or individuals - to build connections, secure investments, and advance the best ideas.


To learn more about participation in the Solar Prize, read the full contest Rules.


The American-Made Network


The Solar Prize will reenergize American energy innovation by tapping the nation's unparalleled innovation ecosystem and America's competitive spirit by leveraging national labs, incubators, facilities and more.

Direct access to world-class resources and expertise.


The American-Made Network is designed to strengthen and scale critical connections to accelerate and sustain innovation.


Important dates for Round 3


  • Submission opens: September 24, 2019
  • Ready! Contest submission deadline: December 10, 2019 2:00 PM ET
  • Ready! Contest peer ranking: December 2019
  • Ready! winners announced and Set! Contest begins: Estimated February 2020
  • Set! Contest winners announced and Go! Contest begins: Estimated June 2020
  • Go! Contest winners announced: Estimated September 2020

All dates are subject to change including contest openings, deadlines, and announcements.

Sign up for updates on our HeroX challenge page

Solutions that help shape the future of solar

Are you a thinker, entrepreneur, facility or potential partner? Anyone with an innovative idea can help transform the solar industry through the American-Made Solar Prize.


Ready for the Challenge?