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.

Delaware Sustainable Energy Utility (DESEU) completed a process evaluation to assess the overall effectiveness of program operations. Evaluation activities included reviewing program materials, assessing the program flow, conducting in-depth interviews with program staff and implementers, and conducting surveys with contractors and customers. This report summarizes the key findings and recommendations from these process evaluation activities.