The Connecticut Green Bank plays a critical role in making its state a leader in powering K-12 schools with onsite solar arrays. Its Solar Marketplace Assistance Program is a successful model of public option solar that has supported over one-quarter of Connecticut’s K-12 solar projects.

Published in September 2025, this case study from Public Renewables Project, Climate Reality Project, and Generation180 details what made this public option solar model effective and how this model can be scaled at public finance institutions across the country.