This report provides a comprehensive review and analysis of home energy upgrade programs with proven track records, focusing on those with robustly verified savings and constituting good examples for replication. This meta-analysis describes program models and implementation strategies for direct install upgrades; heating, HVAC replacement and early retirement; and comprehensive, whole-home upgrades.

This report examines how State Energy Offices and state-level partners are supporting growth and uptake of Commercial Property Assessed Clean Energy (C-PACE) financing around the country. The report offers examples, insights, and strategies for State Energy Offices, green banks, state financing agencies, and other public and private entities to catalyze, accelerate, organize, and expand C-PACE markets.

Philadelphia EnergyWorks helped sustain future programs by sharing marketing insights and program data with a local utility partner.

EnergyWorks' phased marketing campaign appeals to Philadelphia homeowners based on the current weather conditions.

In this video interview segment, Liz Robinson with EnergyWorks in Philadelphia, Pennsylvania, talks about the faith-based partnerships EnergyWorks developed to help promote the program.

This video describes the partnerships that EnergyWorks in Philadelphia established to offer classroom, lab, and in-field training to technicians to help them enter the home performance market.

This video provides an overview of training a local workforce to meet program needs, including meeting the needs of local contractors for new hires.

Outlines Philadelphia's EnergyWorks program's use of low-interest loans to incentivize homeowners by tying the interest rate to the number of energy efficiency measures incorporated into the home.