Kelly Window Systems

Kelly Window Systems, Inc. has been crafting high-quality windows and doors for over 30 years. Founded on a commitment to exceptional craftsmanship and customer satisfaction, we've become a leading supplier of premium vinyl and aluminum windows and doors in the Long Island and tri-state area.

Our Showroom: Experience the Difference

Step into our welcoming showroom and explore our extensive selection of windows and doors. Our knowledgeable staff will guide you through the features and benefits of each product, ensuring you find the perfect solution for your project. We also offer free in-home consultations, where our experts can assess your needs and provide personalized recommendations.

How it all began

Our story starts with founder Carl Giugliano, a seasoned construction professional who recognized the need for quality windows and doors in the region. Driven by a dedication to craftsmanship and customer satisfaction, Carl established Kelly Window Systems in 1982. Today, we are a thriving family-owned business, renowned for our premium windows and doors.

Our Services

We offer a comprehensive range of services to meet your needs, including:

• Manufacturing & Installation: Premium aluminum and vinyl windows and doors, high-performance glass packages.
• Consultation: Free in-home consultations with experienced window specialists.
• Custom Designs: Bespoke windows and doors crafted to your exact specifications.
• Project Management: Professional guidance through every step of the process, from planning to installation.

Quality, Craftsmanship, and Customer Focus

At Kelly Window Systems, Inc., we are driven by a passion for quality and craftsmanship. Our skilled artisans take pride in meticulous attention to detail, ensuring each window and door is installed flawlessly and exceeds your expectations. We proudly stand behind our work, offering comprehensive warranties on all our products and installations.