The Honnold Foundation is a nonprofit organization focused on reducing environmental impact and addressing social inequality through solar energy initiatives. Founded in 2012 by professional rock climber Alex Honnold, the foundation aims to empower marginalized communities to lead the transition to renewable energy. It provides grants to community organizations that implement innovative solar projects, enhancing energy access and climate resilience.

The foundation's core activities include grantmaking for community-scale solar projects, developing trust-based partnerships, and offering capacity building and support. It emphasizes collaboration with grassroots organizations to promote social and economic equity while reducing environmental impact. The Honnold Foundation also advocates for solar energy as a viable solution to global energy poverty and climate change, working with partners in over 100 countries to foster sustainable practices and social justice.