"We treat your home like a castle"  Call Us at (860) 748-6830
Excalibur Windows by Alside


Did you know that the Utility's in Connecticut are paying for up to half of your upgraded insulation cost! Contact us Today to find out how! 



Greystone Home Services LLC is a Replacement Window, Insulation and Air Sealing Home Performance Contractor that has over 20 years of experience in the building trades. We offer quality products at an affordable price. We approach every project with a common sense mentality, and apply building science to achieve the greatest results. Here at Greystone we treat your home like a castle!

You'll Be Glad You Chose Us

Effective planning is crucial to the successful completion of any project. Before starting the project, our team of experts will first assess your goals. Then we provide you with a free estimate and time-line for completion. From beginning to end you will be involved every step of the way.

Call us today to get your project underway. 860-748-6830