NSE Windows

NSE Windows NSE Windows is a Factory Authorized Windows and Door Installations Company with locations in Hauppauge, Massapequa, and Water Mill Long Island, New York.
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We are a Manufacturer Certified Retailer for Marvin Windows and Doors, Quaker Windows and Doors, and ProVia Windows and Doors. We have the best collection of Vinyl, Wood and Ultrex Fiberglass Windows and Doors to add style, class, and elegance to your house with almost unlimited customization options. Certifications and Awards: NFRC, BBB, Marvin Windows Customer Service Award, Best of Houzz 2018 Service Award, Guild Quality Member.

10/23/2026

Thursday night’s cigar event was one for the books.
Premium ci**rs, great conversation, and the right people in the room all connecting over dinner, cocktails, and a relaxed evening that actually felt worthwhile.
Nothing beats those real conversations when the “suits” come off and the stogies come out.
Huge thank you to Members-Club for their hospitality and collaboration along with long_island_benjamin_obdyke!

WE'RE HIRING: Office Clerk / Assistant! Join our team at NSE Windows in a friendly, supportive work environment! đź“© How ...
10/19/2026

WE'RE HIRING: Office Clerk / Assistant!
Join our team at NSE Windows in a friendly, supportive work environment!

đź“© How to Apply: Send your resume to [email protected]!

10/16/2026

No Stress & No Surprises!

Sneak peak of this gorgeous Oyster Bay project featuring Marvin Elevate windows bringing clean lines and expansive glass...
10/14/2026

Sneak peak of this gorgeous Oyster Bay project featuring Marvin Elevate windows bringing clean lines and expansive glass to this striking home—perfectly balanced with warm wood accents.

10/13/2026

Simple Southampton Goodness featuring Marvin Ultimate Casements, Servery Window and Bi-Fold Doors! No stone unturned!

10/12/2026

Losing sight of the end result is easy when the process gets messy.
Trusting it is what actually delivers the space you pictured.
Giovanna Fiorello of Fiorello Designs talks about keeping the vision clear and letting the design + construction process do its job.

Something special took shape in Garden City.We collaborated with an emeritus architect on his personal one-of-a-kind res...
10/10/2026

Something special took shape in Garden City.
We collaborated with an emeritus architect on his personal one-of-a-kind residence — featuring fully bespoke Marvin Ultimate windows with a custom Arctic White exterior, warm white oak interiors, and triple-glazed glass. More to come!

Catch Justin Brown debuting the NSE Windows wrapped modified under the lights for Riverhead Raceway’s 76th Anniversary R...
07/02/2026

Catch Justin Brown debuting the NSE Windows wrapped modified under the lights for Riverhead Raceway’s 76th Anniversary Race tomorrow night!
See you at the track! 🏎️

Gates 6:30 PM | Friday, July 3rd

Address

5340 Merrick Road
Massapequa, NY
11758

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 4pm

Telephone

+15165003550

Website

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