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Energy Efficiency Holidays – 2024 Calendar

PSD 2024 Calendar   PSD has a lot in store for 2024. We want to…

Cindy Zeis Named President of the Northeast HERS Alliance Board of Directors

The Northeast Home Energy Rating System (NEHERS) Alliance recently named PSD's Cindy Zeis their Board…

DOE Funding for Latest and Zero Energy Code Adoption: Understanding the Eligible Codes

The U.S. Department of Energy recently made available nearly all the $1 billion in Inflation…

All PSD News

Strategies for Success

By Knowledge Base, News
A summary of business practices for whole-house contractors to consider adopting for growth and success. Download the Article   Tagline: March 2004, Ithaca, NY Written By: Greg Thomas and Bill…
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PIER Whole House Contracting Study

By Knowledge Base, News
This report, sponsored by the California Energy Commission through the Public Interest Energy Research (PIER) Buildings Program, was co-written by Bevilacqua-Knight, Inc. and Performance Systems Development. Summary: Results of a survey of…
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Welcome to the Machine

By Knowledge Base, News
This paper examines how the process of producing energy savings in energy efficiency programs can be compared to the Total Quality Management approach to process control for an industrial process…
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Keeping Score

By Knowledge Base, News
A package of software tools is designed to make routine measurement of actual energy savings cost-effective for home performance contractors. This article applies Total Quality management thinking to residential energy…
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Energy Programs

Designing and implementing cost-effective performance-based energy efficiency programs.

Program QA

Leading provider of QA services supporting energy efficiency programs throughout the country.


PSD Compass is a configurable enterprise solution for energy efficiency programs and implementers.


Technology for large-scale electrification, Heat Pump + Retrofit Toolkit, standardized simulations and tools.

Energy Codes

Expert technical leadership achieving decarbonization, cost-effectiveness, resilience, and equity goals.

HERS Provider

Accredited Home Energy Rating Provider, offering nationwide technical support and services.


Moving the industry forward with PSD’s intimate knowledge of how buildings work.


Join our growing team of energy efficiency professionals to help us save energy to save the planet.