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.

The AZ Home Performance with ENERGY STAR program (AZHPwES) requires that participating contractors demonstrate a high level of building science knowledge and maintain the highest standards of technical performance and customer service as described in the contractor requirements.