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 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.

Year in review annual report which includes program data and success stories.

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 the results from a comprehensive impact and process evaluation of Efficiency Maine's Low-Income Multifamily Weatherization Program.

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 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.

This Multifamily Technical Reference Manuals (TRMs) provide documentation for the Trust's calculation of energy and demand savings from energy efficiency measures.

In this video interview segment, Yvonne Kraus of Conservation Services Group describes how the program aligned its goal of increasing energy efficiency with the community's goal to avoid building a new electrical substation.

In this video interview segment, Yvonne Kraus of Conservation Services Group describes how energy advisors were an important strategy for building trust with customers in the community.

This case study discusses Efficiency Maine's successful statewide Residential Direct Install (RDI) program that was established in 2012 to help create demand for home energy assessments and upgrades.

Insights from Efficiency Maine related to Workforce Development.

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.

This case study highlights a 20-unit apartment building that gained energy savings and comfort through Efficiency Maine.

This case study highlights the first project completed under Efficiency Maine's Multifamily Efficiency Program.

RePower Bainbridge works with local residents to find creative ways to increase energy awareness, including developing an innovative Island Energy Dashboard, which displays real-time energy use around the island.

This case study explains how Community Power Works segmented its primary audience by focusing on owners of oil-heated homes with great results. This case study shares the program's outreach strategy and tactics for recruiting owners of oil-heated homes.

This report presents the results of an independent evaluation of Efficiency Maine Trust's Residential Direct Install Program for Fiscal Year 2013.

Policy brief on how Massachusetts state government partnered with local governments to aggregate QECBs to support a range of public and private projects.

This presentation discusses the new approach to training that Seattle's Community Power Works program is using to support its high-road workforce agreement.

This video explains how Efficiency Maine helped contractors gain sales and business skills through training, which helped the program improve assessment-to-upgrade conversion rates and homeowner satisfaction.

This video describes how RePower benefited from coordinating with contractors from the very beginning.

Presentation on the SustainableWorks non-profit general contractor model for supporting energy upgrades in Washington state and lessons learned for implementing a whole house approach.

This presentation from Efficiency Maine shows early adopters and higher income residents tend to take advantage of large incentives, but smaller incentives may be a way to engage a broader range of income levels.

Presentation that describes the successful elements of the Massachusetts HEAT loan program, including how it is funded and who is eligible.

In this video interview segment, Yvonne Kraus of Conservation Services Group in Bainbridge Island, Washington, discusses why the RePower program created multiple branding and messaging themes.

In this video interview segment, Yvonne Kraus of Conservation Services Group in Bainbridge Island, Washington,  discusses why the RePower program created multiple branding and messaging themes.

Pacific Power contracted with The Cadmus Group, Inc., to conduct impact and process evaluations of its Washington low-income weatherization program for the program period extending from March 2009 through February 2011. The impact evaluation assessed energy savings and cost-effectiveness associated with the program, and in doing so quantified select non-energy benefits. The process evaluation assessed program delivery and efficacy, potential bottlenecks, opportunities for improvements, and participants’ experiences and satisfaction with the program.

In this video interview segment, Yvonne Kraus of Conservation Services Group describes how program and utility partnerships can co-benefit each other.

The RePower programs in Washington State convened local community leaders, organizations, contractors, and program partners for a planning summit to consider the benefits and challenges of different business models for the post-grant period. Participants considered four models: non-profit organization, utility, county or city government, and private sector.

This presentation describes Washington's RePower program and lessons learned on community engagement as a driver of demand.

Evaluation reports from the Seattle Community Power Works program. The city of Seattle worked to encourage efficiency upgrades for single-family and multi-family residences, small businesses, hospitals, and large commercial and municipal buildings.

This mid-program evaluation includes extensive analysis of program sectors, including results of surveys of participants, and summarizes lessons learned to date.

This mid-program evaluation includes extensive analysis of program sectors, including results of surveys of participants, and summarizes lessons learned to date.

This case study explains how Efficiency Maine provided contractor sales training to boost upgrade conversions.

This case study describes Efficiency Maine's Home Energy Savings Program (HESP), one of the few large residential energy efficiency programs that has attempted to navigate the transition from rebate-focused offerings to financing focused offerings that better align with its limited budget.

In this video interview segment, Will Ranes of RePower Kitsap discusses the importance of understanding your market, including being able to speak the language of utilities and other key players.

Article on how one company added a for-profit weatherization business to its nonprofit organization -- and how they now work successfully together.

This case study features a Massachusetts-based program that used an SUV-mounted thermal imaging camera to evaluate thermal leakage from homes.

Brief presentation on the experience of a Massachusetts energy utility, National Grid, with the Home Performance with ENERGY STAR program.

This case study shares how Seattle's Community Power Works engaged a vast network of partners to build on existing capacity and knowledge, extending the reach of its program in a short period of time.

This presentation explores the community-based social marketing aspects of RePower Bainbridge and includes insights on knowing your audience, market barriers, and leverage opportunities.

This planning document from Community Power Works of Seattle, Washington, includes flow charts and tables designed to help guide both the initial launch of the program, which includes setting goals, and its ongoing development.