This report consists of a literature review and in-depth interviews with subject matter experts in the Home Performance with ENERGY STAR (HPwES) program area. The goal was to compare Delaware Sustainable Energy Utility (DESEU) HPwES Programs with peer-programs across the United States. The report also identifies key metrics and emerging trends regarding program design.

This report was developed to help inform national stakeholders about the strategies that have been used to achieve deep energy savings in the multifamily housing sector through energy efficiency upgrades. These strategies could be used as models in areas where utility program administrators and policymakers seek to achieve deep energy savings in the multifamily building stock for the purposes of reducing energy costs, creating comfortable and healthy homes, meeting regulatory requirements, or reducing the environmental impacts of energy consumption. This report includes a national multifamily market characterization, barriers and opportunities for program and policy efforts, and eight exemplary case studies from across the country.

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 packet contains all the contractor reporting and verification forms required by Energy Impact Illinois.

This article provides 10 tips home energy contractors can use to update their marketing outreach and improve their customer service.

Presentation that provides an overview of the Energy Savers Program (Illinois), including services, benefits, and success stories.

This document provides an overview for incorporating workforce development principles into projects.

This presentation provides the results of a 1,600-person survey of mid- to high-income households conducted by Energy Impact Illinois (EI2) to gauge attitudes toward home improvements and energy efficiency upgrades.

An overview of tools and approaches used to transform the energy efficiency market in Chicago.