516-908-8005
Google reviews that we have
Rating
4.9
649 reviews
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Anne Puliafico
A window which has been fixed by Prestige 2 years ago, would not stay opened. Within a few days Andr...
A window which has been fixed by Prestige 2 years ago, would not stay opened. Within a few days Andrey came, and made an adjustment, without a charge. The problem was fixed.
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Leigh Bradley
When they installed the new glass they left the old one behind leaned against a wall - unbeknownst t...
When they installed the new glass they left the old one behind leaned against a wall - unbeknownst to me. It fell over and shattered all over my patio cutting my dogs paw. Furthermore, two years later the seal has failed on the glass. Avoid this business.
UPDATE 10/29/26 - The owner reached out to me right after reading my review. He replaced the window and apologized for his employee leaving the window behind last time. In his defense, I never contacted him to report the issue when it happened two years ago. Happy with his prompt response and fix.
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Eric Ortiz
Great experience! They were extremely responsive and came out very quickly. I explained the urgency ...
Great experience! They were extremely responsive and came out very quickly. I explained the urgency of getting my window replaced, and he showed up with his team and took care of everything right away. The job was completed before I even finished a work call!

Fast, professional, and reliable. Highly recommended, and I would definitely call them again.
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Niketa Major
Awesome service
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Stan Bujacich
Excellent work. Very neat , fast. And the workers were very courteous . Outstanding!
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Frank Dell'Aglio
Had window sills replaced as well as the bottom of my slider replaced which had rotted away after fo...
Had window sills replaced as well as the bottom of my slider replaced which had rotted away after forty years. The work was completed just before the nor’easter and they came through with flying colors! They look just like our other window sills which did not require replacement and our slider works like new and all for a fraction of the price to replace. Very pleased with the work done!
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Shane Darby
They did an amazing job restoring and rebuilding old rotted sunroom windows! Would highly recommend ...
They did an amazing job restoring and rebuilding old rotted sunroom windows! Would highly recommend them.
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Ron Jones
Great job! Installer arrived on time, finished within time alloted. I will call Prestige Window Work...
Great job! Installer arrived on time, finished within time alloted. I will call Prestige Window Works again when needed.
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Adam L
Prestige did a wonderful job with our special, oversized windows. Showed up as scheduled, technician...
Prestige did a wonderful job with our special, oversized windows. Showed up as scheduled, technicians were super nice and polite. Once the job was done, they left the area cleaner then when they showed up. Highly recommend them.
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Ken McNaughton
Very complete and professional service. They did a great job repairing broken bedroom window and sto...
Very complete and professional service. They did a great job repairing broken bedroom window and storm door glass
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4.9
Read our 649 reviews

Locust Valley, NY · Nassau County

Window Repair in Locust Valley, NY

Free on-site estimate. Licensed and insured in Nassau and Suffolk, with offices in Manhasset and Hauppauge.

4.9 from 649+ Google reviews · The office replies the same day

Locust Valley, a picturesque hamlet nestled on Nassau County's North Shore, embodies the classic Gold Coast aesthetic with its sprawling estates, historic homes, and lush, mature landscapes. Bordered by Oyster Bay Harbor and in close proximity to the Long Island Sound, the community is characterized by architectural styles ranging from grand pre-war Tudors and Colonials to elegant mid-century residences, many of which retain their original window and door systems.
The hamlet's unique coastal geography creates specific maintenance challenges for these properties. Persistent salt spray from the Sound, carried inland by prevailing winds, accelerates the degradation of exterior finishes and hardware, while shaded north-facing elevations often hold moisture, encouraging wood decay. This combination means windows and doors here age differently and often require specialized care compared to more inland Nassau communities.
Prestige Window Works has served Locust Valley homeowners from our Manhasset office since 2014, providing highly specific repair solutions that address these local conditions. Whether it's restoring original wood sashes or replacing failed insulated glass units, we bring proven experience to the area. For a free, on-site estimate for window repair in Locust Valley, NY, call us directly at 516-908-8005.
4.9★649+ Google reviews
A+BBB accredited
LicensedNassau & Suffolk, fully insured
5 & 10 yrwarranties on wood and glass units

Serving Locust Valley and nearby

We repair windows, glass and doors for homes all over Locust Valley. Glass is replaced in your existing frame, rotten wood is rebuilt, and cranks, balances and sliding doors are fixed with the right parts.

We also work in

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4.9 stars from 649+ Google reviews

What homeowners near Locust Valley say

★★★★★
Prestige did a great job. The appt was made and they came when they said they were coming..the window was ready they called me and came and installed it perfectly. Had a great experience with them..you won't be sorry if you call them..very professional and reasonable..thank you Prestige!!
Joanne Puleo
★★★★★
Fixed my window in no time at all. The communication was great. Hope to never need a new window again but if I do they would definitely be the first company I call.
Team Haver
★★★★★
Positive experience: reliable, prompt, clean and respectful of our home, very professional throughout inquiry to completion. Prices fair and discount for seniors. Highly recommend
H P

Most Common Window Repair Calls in Locust Valley

The unique combination of Locust Valley's historic housing stock, its exposure to salt air from the Long Island Sound and Oyster Bay Harbor, and the significant tree canopy, all contribute to specific and accelerated wear patterns on windows and doors. Our repair calls consistently address conditions that are a direct result of these local factors, often affecting the original, well-crafted windows that define many of these homes.
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Failing Glazing Compound

On original wood windows, glazing compound hardens and cracks, especially on south and west-facing exposures. The salt air in Locust Valley accelerates this process, causing it to break down faster than in inland areas, leading to loose panes and water infiltration. Our window reglazing service renews the seal, protecting the sash from further deterioration and restoring thermal performance.

Corroded Casement Operators

Many renovation-era homes and even some pre-war estates in Locust Valley feature casement windows, whose crank mechanisms are susceptible to seizing. Coastal humidity and salt exposure can accelerate the corrosion of these intricate metal parts, making windows difficult or impossible to open and close. Our window mechanism repair replaces only the worn operator, preserving the original window sash.

Sash Cord Breakage

Pre-war homes throughout Locust Valley often rely on traditional weight-and-pulley double-hung windows. After decades of use, the sash cords on these windows can fray or snap, causing the sash to fall unexpectedly. We specialize in wood window repair, carefully accessing the sash pocket and replacing worn cords to restore smooth, counterbalanced operation, retaining the historic integrity of your windows.

Foggy Insulated Glass

Windows installed during renovation periods from the 1980s to early 2000s, common in updated Locust Valley homes, are now reaching the end of their insulated glass unit (IGU) lifespan. A compromised factory seal allows moisture between the panes, resulting in persistent fogging. Our glass replacement service replaces only the failed IGU, backed by a 10-year warranty, restoring clarity and insulation without replacing the entire frame.

Wood Sill Rot

The mature tree canopy in many parts of Locust Valley significantly reduces sunlight exposure and air circulation, allowing moisture to linger on exterior window sills and frames. This extended dampness, exacerbated by salt residue, creates ideal conditions for wood rot, particularly on north and east-facing elevations. Our rotted window repair service removes decayed wood and rebuilds sills with structural epoxy and borate treatment to prevent recurrence.

Sticking Historic Doors

Heavy, historic entry doors on Locust Valley estates can settle or absorb moisture over time, leading to significant sticking and misalignment within their frames. This issue, common in older, larger homes, often requires more than simple lubrication. Our door adjustment service carefully re-shims and realigns the door and frame, ensuring smooth operation and a secure, tight seal against drafts.
How We Handle Door & Window Repairs in Locust Valley
Prestige Window Works approaches every window repair in Locust Valley with a diagnostic mindset, understanding that the area's specific housing stock and environmental factors dictate unique failure modes. Our free, on-site estimate involves a thorough assessment of your window and door systems, identifying underlying causes like salt-accelerated corrosion, moisture-induced rot, or age-related hardware wear. We provide a written quote before any work begins, ensuring transparency and no surprises. For historic properties or homes with premium-brand windows, our technicians have the expertise to preserve original components whenever possible, we always recommend repair over replacement. We guarantee our work with a 5-year workmanship warranty on all repairs and a 10-year warranty on new insulated glass units. Many repairs are completed in a single visit.
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Historic Window Restoration in Locust Valley

Locust Valley's architectural heritage, particularly evident in its numerous pre-war estates and charming older homes, means a significant portion of the housing stock features original, high-quality wood windows. These are not merely functional elements; they are integral to the aesthetic and historical value of the property.

While these windows are exceptionally durable, they do require periodic maintenance and specialized repair to counteract decades of exposure to Long Island's climate. Unlike vinyl replacements, original wood windows in Locust Valley were often crafted from old-growth timber, renowned for its density and natural rot resistance — qualities absent in modern, mass-produced windows.

Our historic windows restoration service focuses on preserving these irreplaceable assets. This often involves detailed wood window repair, including the careful removal of decayed sections, treatment with borate to prevent future rot, and restoration with matching wood species and structural epoxy. We also specialize in reglazing and sash cord replacement, ensuring that the original beauty and functionality of these windows are maintained for generations.

Opting for window restoration in Locust Valley is not just about repair; it's an investment in preserving the character and value of your home, aligning with the community's appreciation for historic integrity. We understand the nuances of these older systems and commit to solutions that respect their heritage while ensuring modern performance.

Why Choose Prestige Window Works in Locust Valley

Prestige Window Works stands out in Locust Valley due to our in-depth understanding of the specific challenges faced by homes in this Gold Coast community. Since 2014, we've provided dedicated window and door repair services across Long Island, accumulating experience that directly addresses the historic nature, premium brands, and environmental stressors prevalent here. We diagnose issues with precision, explaining how factors like salt air from Oyster Bay Harbor or the dense canopy of trees affect your particular windows.

Our commitment to trustworthiness is reflected in our licensing: Prestige Window Works holds Nassau County Consumer Affairs Home Improvement License #204701 for doors and windows, verifiable directly through Nassau County Consumer Affairs. This credential assures you that you are working with a legitimate, accountable contractor, a distinction many competitors cannot claim. We prioritize repair over replacement, especially for valuable original wood windows, and back our work with a 5-year workmanship warranty and a 10-year IGU glass warranty. We provide a written quote before any work begins, so you always know what to expect.

Window & Door Brands We Service in Locust Valley

Locust Valley homes often feature windows and doors from leading manufacturers, reflecting a commitment to quality and architectural detail. Prestige Window Works regularly services premium brands like Marvin, known for their classic wood windows found in many historic properties, and Andersen, a popular choice for both original installations and renovations. We also have extensive experience with Pella and Kolbe window systems, especially those featuring intricate hardware or larger glass formats.

Our expertise extends to a wide array of window mechanism repair, including brands like Truth Hardware and Roto, ensuring precise functionality restoration for your specific window brand.
prestige window works - brands repair

Book Window Repair in Locust Valley & Nearby Areas

Get a free quote
Homeowners searching for window repair near me in Locust Valley, NY, can reach Prestige Window Works directly at 516-908-8005.
We serve Locust Valley as part of our full Nassau County coverage, operating from our Manhasset office. We also serve nearby communities like Glen Cove, Oyster Bay, Old Westbury, Syosset, and Roslyn, extending our specialized repair services across the North Shore.
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THE MOST POPULAR QUESTIONS

Who provides historic window restoration in Locust Valley, NY?
Prestige Window Works specializes in historic window restoration for properties in Locust Valley, preserving original wood sashes and mechanisms. Our services include reglazing, sash cord replacement, and intricate wood repair, specifically tailored for pre-war homes.
How does salt air affect window hardware on the North Shore of Locust Valley?
The persistent salt air from Long Island Sound and Oyster Bay Harbor accelerates corrosion on metal window hardware, particularly casement operators and hinges. This leads to seizing and failure over time, requiring specialized repair or replacement of affected components.
Is it worthwhile to repair 80-year-old original windows in my Locust Valley estate?
Absolutely. Original pre-war windows in Locust Valley were often made from old-growth wood, superior in quality and durability to many modern replacements. Repairing them preserves your home's historic integrity, often at a lower cost than full replacement, and extends their lifespan significantly.
Why do wood window sills in Locust Valley homes seem to rot faster than inland?
The combination of Locust Valley's dense tree canopy, which reduces drying time, and the corrosive effect of salt air creates conditions where wood sills are exposed to moisture for longer periods. This accelerates the process of wood decay, especially on less exposed elevations.
Can you replace foggy glass in my Pella casement windows near Planting Fields Arboretum?
Yes, Prestige Window Works can replace failed insulated glass units in Pella casement windows and other brands, restoring clarity and insulation. Our glass replacement service specifically focuses on changing only the glass, not the entire window, for a cost-effective solution.
Are you licensed for window repair in Nassau County, NY?
Yes. Prestige Window Works holds Nassau County Consumer Affairs Home Improvement License #204701 for doors and windows. This license is verifiable directly through Nassau County Consumer Affairs, ensuring our adherence to professional standards.
Rating
4.9
Based on 649 reviews
Write a Review
Jeff Finkel
The guys replaced the glass in our kitchen window and did a great job
Claude Phillipe
Thank you so much, my sliding door looks amazing and new. Along with the privacy screen
Howard Kantrowitz
Came to my home as scheduled and was able to resolve my window problem quickly and neatly. Very professional in their approach. Would use them again in the future.
Jean Marie Paolo Victor
Our Pella window glass shattered due to extreme cold. I called Prestige Window works They came the next day give reasonable price and within few days the glass was replaced and now it’s as new. Very knowledgeable crew.
Fred Whittaker
We had 20 years Anderson that won't stay up and we thought it needed to be replaced fully but Prestige guys came and was able to fix it.Now it's works as it was before. Definitely use this guy's if I will need again.
Liz A
These guys are great. They came right away and fixed our door on a weekend!!! I highly recommend them. Andrey was very knowledgeable and quick.
Bill Kayen
Needed a sliding door repaired to easily slide again. They came on time and did the repair perfectly. I highly recommend their services for all types of window repairs or replacements.
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