Heating & Cooling

Green Remodeling


Energy Audits


Welcome to Pennbrook Energy

Proudly Serving Long Island, NY

An energy efficient home is a more comfortable home, and one with fewer drafts, lower energy bills, higher resale value and healthier indoor air quality.


Have a look around our website to learn how we can give your home a Home Performance upgrade and transform it into a healthier, safer, more affordable place to live for you and your family.


We’re a full service Home Performance firm offering energy audits, insulation upgrades, air sealing, indoor air quality assessments, combustion safety testing, and more. Using infrared diagnostics, blower door testing, and a variety of other high-tech, cutting-edge tests, we’re able to determine the most cost-effective improvements for your home that will save you money, while creating a healthier and more comfortable indoor environment.


Feel free to contact us with any questions, or to schedule a home energy audit today and get started on the path towards a more energy efficient future.