Skip to main content



Joe Nunley and KEEA Members Advocate for Whole Home Repairs in Harrisburg, PA

In February, Joe Nunley and KEEA members met at the Capitol in Harrisburg for legislator…
Human Interest

Emelie Cuppernell Glitch Meets With NY State Legislators in Washington, D.C.

Emelie outside the U.S. Capitol building On March 14, 2023, the in-person RESNET Board of…
New York Statehouse Capitol Building in Albany

Utility Programs in New York State to Use PSD’s OpenStudio Simulations

The U.S. Department of Energy honored PSD with a Home Energy Score Innovation Award for…

All Legislative Posts

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.