PSD is an energy efficiency services and software company. We combine building science with technology to help our customers achieve tangible energy efficiency improvements. Our founder Greg Thomas started PSD in Ithaca, NY in 1992. Since then, we have implemented over 20 energy efficiency programs and provide software to users in almost all 50 states.
About PSD
We Speak Building
Who We Are
”PSD will help you do the most important work of your life.
Kathy GreelyCEO
What We Do
We build products and deliver services that support energy efficiency improvements in buildings. For over 25 years, PSD employees have been innovating and evolving the energy efficiency industry. We bring technical experts together with hands-on implementers to create the services that deliver and software that accurately and efficiently measures the outcomes of your programs.
”We understand that through innovation you will achieve better program results.
Emelie Cuppernell GlitchVP Program Services
Why We Do It
Adapting to climate change is the challenge of our lifetime. It’s going to take innovation akin to the industrial revolution and space race to meet the challenges that the environment faces. We believe building science technology has a critical role to play in decarbonization.
”It is clear, applied technology will expedite decarbonization.
Greg ThomasCSTO
About
Join Our Team
Join our team to change how people and buildings use energy.
Kelsey Heck – Sr. Program Coordinator
This month’s Employee Spotlight is… Kelsey Heck - Sr. Program Coordinator 1. Where did you…
Dustin Lester – Principal Inspector
This month’s Employee Spotlight is… Dustin Lester - Principal Inspector 1. Where did you…
