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Long Island's ONLY Marvin Certified Installing Retailer

NSE Windows is proud to be Long Island's ONLY Marvin Certified Installing Retailer. We choose to install Marvin windows and doors because of their performance, durability, and beauty. And our Marvin certification means our experience, expertise, and dedication to providing exceptional service can’t be beat.

Marvin Certified Installing Retailer

NSE Pro Services

In-House Architectural Support

    Benefit from our in-house architectural expertise to ensure seamless integration of windows and doors in your projects.

Quality Assurance Program

    Experience a comprehensive quality assurance program to guarantee the longevity and performance of the products installed.

Free Quotes

    Get free quotes for your window and door requirements, tailored to your specific needs and budget.

Quality Assurance Program

As a trusted distribution source of Marvin windows and doors, the NSE Quality Assurance Program caters to the time-pressured Project Manager by fully supporting your success with Marvin window and door products. In keeping with out premium level of service, the QAP offers intensive support that keeps windows and doors off your punch list and ensures they will continue to maintain their performance as designed, drawn, and specified. We achieve this through time-sensitive product and installation inspections.

No two projects are alike, so we tailor our QAP to enhance the products, timeline, and outcome of your projects.



Architectural Support

NSE Windows' in-house architectural support service is a cornerstone of our commitment to personalized excellence. With this service, we collaborate closely with homeowners to translate their unique vision into reality, leveraging detailed shop drawings to ensure precision and accuracy in every aspect of the project. By offering tailored solutions and meticulous attention to detail, we empower homeowners to create spaces that not only meet but exceed their expectations, reflecting their individual style and preferences with unparalleled craftsmanship and expertise.

Jeff Baravarian

Jeffery Baravarian

Architectural Support

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