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.

With project funding from Energize NY PACE and incentives from NYSERDA's Multifamily program, Natlew Corporation was able to make energy efficiency upgrades to their multifamily affordable housing complex in Mount Vernon, NY.

This study identifies actionable strategies and innovations to improve the multifamily program performance, realization rates, and overall program cost-effectiveness for both the residential and commercial sectors.

This report presents the results of the first‐year process and impact evaluation of Berkshire Gas' Home Energy Report (HER) program. The primary objective of the program is to provide residential households with information on their gas consumption and tips on how to save energy to prompt them to take action to reduce their natural gas usage.

This report identifies opportunities for Connecticut's Home Energy Solutions program (HES) to increase savings related to air sealing, duct sealing, and insulation.

The COOL SMART impact evaluation team conducted an in situ study of ductless mini‐split heat pumps (DMSHPs) in Massachusetts and Rhode Island. This report presents the consumption and savings analysis of the DMSHP study.

This report presents findings of a process evaluation of Cape Light Compact's Creating Awareness for Power Efficiency Initiative, which included in-depth interviews with 27 customers of varying participation levels. It also includes the results of an impact evaluation using econometric analysis to estimate savings.

This case study features New York City Energy Efficiency Corporation (NYCEEC), a member that focuses on financing energy efficiency and clean energy upgrades for multifamily buildings in the city and surrounding communities.

This multifamily showcase project profiles the significant energy efficiency improvements as well as annual energy savings of 36 percent and cost savings of more than $210,000 at the Castle Square Apartments, located in Boston's South End.

This multifamily showcase project profiles the significant energy improvements as well as annual energy savings of nearly 30 percent and cost savings of $108,500 at the Golda Meir House, Jewish Community Housing for the Elderly in Newton, MA. Some of the energy efficient measures include: high efficiency windows, wall and roof insulation, LED lighting, Energy Recovery Ventilation (ERV) system, advanced building controls to prevent air conditioning use with open windows, boiler and domestic hot water system with high-efficiency boilers and pumps, baseboard hydronic heat and thru-wall air conditioners with air source heat pumps.

This multifamily showcase project profiles the significant energy efficiency improvements as well as annual energy savings of 68 percent and cost savings of nearly $300,000 from the redevelopment of The Anne M. Lynch Homes at Old Colony in Boston, MA, which provides deeply affordable housing in extremely energy-efficient buildings.

This report summarizes the impact analyses of National Grid's and Eversource Energy's Home Energy Report (HER) programs. The evaluation team conducted three distinct impact analyses related to these HER programs: Cohort-Specific Impact Analysis; Mapping Analysis; and Dual Treatment Analysis.

Because of its potential to reduce customers’ first costs and leverage private funds, financing has been increasing in importance as a strategy for facilitating energy upgrades as program administrators seek to meet ambitious goals in a shifting energy efficiency landscape. This paper evaluates the experience of BBNP grantees to identify how programs can most effectively integrate loan offerings into their broader efforts to promote energy efficiency upgrades. The paper also identifies best practices from grantees’ experience related to integrating financing into program outreach and trade ally interactions.

This summary report provides scientific results, lessons learned, and recommendations for driving energy efficiency in existing buildings on an urban scale. It includes program marketing lesson learned, such as: personal outreach and call to action events are critical marketing opportunities.

The Multi-State Residential Retrofit Project is a residential energy-efficiency pilot program, funded by a competitive U.S. State Energy Program (SEP) award through the U.S. Department of Energy. The Multi-State Project operates in four states: Alabama, Massachusetts, Virginia, and Washington. During the course of this three-year process evaluation, Cadmus worked closely with NASEO and the four states to collect information about the programs from many perspectives, including: State Energy Office staff, program implementers, homeowners, auditors/contractors, real estate professionals, appraisers, lenders, and utility staff. This report discusses: the project’s context; its goals; the evaluation approach and methods; cross-cutting evaluation results; and results specific to each of the four states.

Quick summaries of strategies various programs have used to improve the efficiency of delivering efficiency.

Links to case studies of residential projects and contractors under the New York State Energy Research and Development Authority (NYSERDA)'s Home Performance with ENERGY STAR program.

Presentation describing NYSERDA's alternative underwriting approach for its target market.

In this video interview segment, Mick Dalrymple of Energize Phoenix shares how the program used information about its audience to create a fun and appealing brand.

In this video interview segment, Tom Bregman of Energize New York, Energy Smart discusses how to overcoming Difficulties Collecting Non-Utility Fuel Data (e.g., fuel oil, propane).

This report provides results, lessons learned and recommendations for driving energy efficiency in existing building on an urban scale based on the second year of the Energize Phoenix energy efficiency program.

Descriptions of eight county-level and city-level energy efficiency programs in the Southwest.

This report provides results, lessons learned and recommendations for driving energy efficiency in existing building on an urban scale based on the first year of the Energize Phoenix energy efficiency program.

Discusses innovative financing options designed to expand the accessibility of energy efficiency financing to households that typically do not qualify for traditional loans.

These case studies highlight examples of participating contractors who have employed Home Performance with ENERGY STAR to help homeowners improve their home's comfort and lower their utility bills.