top of page

Contact NSE Windows for a Free Estimate!

NSE Logo White



NSE Windows
Contact Us

NSE Pro Services

NSE Windows offers a comprehensive line of windows, entry and storm doors, and patio and scenic doors. We provide product consultation, plan reviews, specification assistance, and shop drawings, along with in-house architectural support and a quality assurance program. Our friendly, informative, and no-pressure approach ensures that you get the perfect products for your project.

About NSE Windows

Your Trusted Window and Door Supplier

Welcome to NSE Windows, your trusted window and door experts! With a legacy of excellence and a commitment to quality, we're dedicated to helping you find the perfect solutions for your home or project. Our team of experts is here to guide you every step of the way, ensuring a seamless experience from selection to installation.

At NSE Windows, we understand that it's good to know an expert, but it's even better to work with one! That's why we go above and beyond to provide personalized service and industry-leading expertise. Whether you're renovating your home or embarking on a new construction project, you can trust us to deliver exceptional results.

With multiple locations across New York and Florida, including Massapequa, Water Mill, Hauppauge, and Jupiter, we're here to serve you better. Visit us today and experience the difference that working with true professionals can make!


Our Approach

At NSE Windows, our commitment extends from the initial estimate to the final installation, ensuring that each step of your project is handled with professionalism and expert care. We pride ourselves on providing personalized service that caters specifically to your needs and preferences. Our approach is founded on sharing our knowledge and expertise without resorting to high-pressure sales tactics or one-call closures. We understand that each customer is unique, and we dedicate ourselves to tailoring our services to fit your exact requirements, ensuring satisfaction and excellence throughout your experience with us. When it comes to installation, NSE Windows maintains the highest standards of quality and efficiency. We employ only trusted, skilled installers who are experts in their field, ensuring that every installation is performed meticulously and with the utmost care. Our team is equipped with the latest tools and techniques to deliver superior results that not only meet but exceed your expectations. At NSE Windows, we understand that a perfect installation is crucial for the optimal performance and longevity of your windows, which is why we go the extra mile to ensure every detail is perfect. Trust us to bring precision and excellence to your doorstep, transforming your space with flawless execution

Tour Our Virtual Showrooms

Water Mill, NY

Jupiter, FL

Screenshot 2024-06-19 at 3.42.00 PM.png
NSE  Windows of Florida

NSE Windows of Florida proudly offers a curated selection of top-tier windows and doors, each meticulously crafted to withstand the rigors of coastal environments. As a testament to our commitment to quality and safety, all the windows we carry are hurricane windows and Miami-Dade certified, ensuring superior protection against extreme weather conditions. Partnering with Marvin, a trusted name in the industry, we bring forth a range of specialized products designed to endure even the harshest elements. From Impact Zone Certification to resistance against UV rays, our windows and doors are equipped with durable hardware, providing peace of mind and security for coastal homeowners. Connect with an authorized Coastal dealer today to discover the unmatched durability and performance of Marvin's specialized windows and doors, safeguarding your coastal home with style and resilience.

Our Portfolio

Customer Reviews

“NSE Windows provided us with exceptional support and guidance throughout our project. Highly recommended!”
"Their work is top notch and quite professional."
"I recently had NSE windows install a French patio door. I’ve had many good contractors in the past, but there are probably two that have been exceptional and stand out. NSE windows is one of them. I dealt with Eric at the store, and Mike, and his team for the installation. They were all very professional, knowledgeable, honest, and worked efficiently. The prices were extremely competitive and fair. The whole process was seamless and the communication was great! I will certainly be going back to them if I need windows and doors in the future."
"Glad I went with NSE for my Marvin windows.I Couldn’t be more satisfied with the outcome. If you are looking for quality windows with great service go with NSE windows and ask for Eric."
"Had all of the windows and doors replaced by NSE Windows. We dealt with Joe, the owner.  He absolutely said what he was going to do and then did it. I’m totally amazed by Joe's customer service. He is the most straight forward and honest person you will ever want to do business with. We are very happy and want you to know that Joe from NSE will exceed your expectations."

"I am very pleased with the support received from NSE Windows on a large window/door replacement effort. Eric (Sales) was super supportive and remained actively engaged through the whole process until completion. Installation team was thorough and professional. I love the result!"

“The team at NSE Windows is professional and knowledgeable. They made the entire process seamless for us.”
"Very professional from start to finish. They did in amazing job installing the picture window and cleaned the whole area where they were working! Job well done, would definitely use them again and highly recommend them to family and friends"

"I was very happy with the fabulous job of the installation of our new custom doors for our church. The crew completed the job with professionalism and integrity. I would highly recommend NSE Windows to anyone."

  • Facebook
  • Instagram
  • LinkedIn
bottom of page