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PSD’s QA Team Holds Quarterly Contractor Training in Atlantic City, NJ

The PSD QA Team held a quarterly contractor training in Atlantic City, NJ, at the…

PSD Celebrates 25th Anniversary With Company Retreat in Ithaca, NY

This year, PSD celebrated its 25th Anniversary! The company recently gathered in Ithaca, NY, to…

PSD Going Back to Cali for the 2023 RESNET® Conference

PSD is heading to San Diego, CA, for the 2023 RESNET® Conference! Cindy Zeis, Emelie Cuppernell Glitch, and Ethan…

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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.