Window Repair & Replacement

Glass Doctor® of Ronkonkoma specializes in window repair and replacement for residential and commercial structures. We're proud to offer the residents of Suffolk County the valuable glass services, including complete window glass replacement. We offer expert installation of new windows or will custom cut panes to fit existing openings. All our work is done to the highest-quality, industry standards and backed by our up-front pricing guarantee. Home and business owners love our fast turnaround times and friendly customer service. Entrust our team with your panes today!

Expert Window Repair

We offer fast, affordable repairs, including weather stripping, water damage restoration, window pane replacement, sash and pulley work and more. We also repair sliding glass doors. Whatever your glass repair needs, our experts will restore your windows to a like-new appearance.

Double Pane Window Repair

Insulated double-pane windows are popular for their energy efficiency, but over time the seal that separates the two panes may erode, allowing outside air and moisture to accumulate between the panes. This results in a foggy appearance that is not only unattractive, but indicates the panes are not properly insulating your home or office. The most cost-efficient way to fix this problem is by replacing the glass panes while leaving the existing window unit in place.

Specialty Glass Repair

We offer much more than window glass replacement! Glass Doctor of Ronkonkoma is a full service glass company that offers residential and commercial specialty glass repair and replacement. Our specialists are trained in a wide range of specialty glass services, including mirrors, shelving and tabletops. We guarantee all our work and know you will be pleased with our team's professional and courteous approach.

Window Replacement

For complete window replacement, Glass Doctor of Ronkonkoma is the team to trust. We use the latest installation standards and techniques, and our specialists are trained to expertly guide you when choosing the perfect products for your home.


Modern insulated glass units (IGUs) and low-emissivity (Low-E) windows are a great way to increase the value of your home while lowering your energy bills. An added bonus, the pane block harmful UV rays that can quickly fade your furniture and furnishings.

Emergency Services

We offer emergency window glass replacement and repair service 24 hours a day, every day of the year. Your safety is our priority, so we strive to complete most repairs during our first visit. In the rare event we cannot immediately complete a repair, we will board-up your broken window and return as soon as the proper replacement glass is available.

Additional Glass Services

Our Hydrophobic Coating glass protectant helps prevent stains, scratches and grime build-up on a wide variety of surfaces. Our glass tinting service prevents fading caused by harmful UVA and UVB rays and helps lower your energy costs. We also offer window component repair, including locking mechanisms and tilt latches.

Our Advantage Plan® is a members-only benefit that includes a free home inspection, priority scheduling and an all-inclusive breakage guarantee. It also promises you exclusive savings on other glass services and repairs.

Make Glass Doctor of Ronkonkoma your first call for any residential or commercial glass repair or replacement work. Contact us today to learn more about all the glass services we offer. We look forward to serving you!