This calendar provides Illinois Home Performance's participating contractors with information on upcoming residential energy efficiency trainings or events on topics such as HVAC quality installation and an introduction to building science.

This free hotline is provided by Illinois Home Performance to help homeowners and energy professionals find quick answers to building science questions.

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, informed by leading research and real-world examples, highlights practical online and in-person tactics that contractors can use to promote social interaction and social comparison among homeowners to make energy upgrades a "must-have" in U.S. homes.

This Guide is designed to help state and local policymakers to take full advantage of new policy developments by providing them with a comprehensive set of tools to support launching or accelerating residential energy efficiency programs. The Guide focuses on four categories of policies that have proven particularly effective in providing a framework within which residential energy efficiency programs can thrive: incentives and financing, making the value of energy efficiency visible in the real estate market, data access and standardization, and supporting utility system procurement of energy efficiency.

Fact sheet that provides an overview of the Energy Impact Illinois Loan Program.

Illinois Home Performance provides co-branding opportunities for participating contractors, including co-branding on program marketing materials.