Suffolk County· Window Replacement
Window Replacement in Smithtown, NY
Professional window replacement and installation services for Smithtown homeowners. Energy-efficient vinyl, double-hung, casement, and bay windows installed by Suffolk County's licensed and insured window experts.
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What type of home?
Why Smithtown Homeowners Choose Us
Smithtown is a prestigious Suffolk County hamlet with excellent schools and upscale center-hall colonials nestled on generous lots along tree-lined streets. These large homes typically have 20 or more windows across two stories, making whole-house replacement a significant project that dramatically improves both comfort and curb appeal. Smithtown homeowners frequently upgrade to premium triple-pane windows with decorative grids to match the architectural character of their stately colonials.
What You Get With WCLI
- Licensed & insured in Suffolk County (HIC #55847-H)
- Free in-home estimates with transparent pricing
- Energy Star certified windows from top manufacturers
- Professional installation by our own W-2 crews
- Lifetime manufacturer warranty on all windows
- Complete cleanup and haul-away of old windows
“We replaced all 22 windows in our center-hall colonial plus added two bow windows. The project was completed in three days and the transformation is stunning. Our home looks brand new from the street.”— William T., Smithtown
Our Services
Window Services We Offer in Smithtown
Every window replacement and installation service we provide is available to Smithtown homeowners. Click any service to learn more.
Nearby Service Areas
Also Serving Towns Near Smithtown
We provide the same professional window replacement services in these communities adjacent to Smithtown.
Serving Smithtown as part of our window installation Long Island service — Nassau and Suffolk County’s trusted window replacement company. Free in-home estimates, licensed crews, 10-year workmanship warranty.
Free Estimate
Get New Windows in Smithtown
Smithtown homeowners trust Window Company Long Island for expert window replacement. Call today for your free, no-obligation estimate.
Call (631) 565-8126Homes Completed
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