Riverhead Building Supply Design Showroom

At Riverhead Building Supply, we are dedicated to providing the highest quality building materials, tools, and services to professionals and homeowners alike. With a long history of commitment to excellence, we have built a reputation as the go-to supplier for all your construction needs.

Our Services

Our team of experienced professionals offers a wide range of services designed to make your project as smooth and successful as possible. From our expert estimators who can help you generate accurate material lists and take-offs, to our skilled installers who specialize in window and door replacement, garage doors, and moulding and trim installation, we have the expertise you need to get the job done right.

We also offer comprehensive design services, including kitchen and cabinet design, through our state-of-the-art design showrooms. Our knowledgeable staff will work closely with you to understand your vision and bring it to life, ensuring that your new space is both functional and beautiful.

In addition, we provide jobsite delivery services, utilizing our fleet of boom trucks, spider trucks, and box trucks to ensure that your materials are delivered safely and efficiently to your construction site.

Our Products

At Riverhead Building Supply, we offer an extensive selection of top-quality products to meet all your building and construction needs. Our inventory includes a wide variety of lumber, drywall, roofing materials, siding, decking, fencing, masonry, concrete, cement, flooring, and insulation.

We also carry a vast selection of tools from leading brands such as Bostitch, Dewalt, Festool, Makita, Stabila, and Paslode, ensuring that you have the right tool for every job. Our hardware department is fully stocked with general hardware items, including fasteners, connectors, electrical, plumbing, and more.

Furthermore, we feature a comprehensive selection of architectural hardware from top brands, allowing you to personalize your project with the perfect door hardware. Our moulding and trim selection is unparalleled, with both stock moulding materials and custom millwork capabilities available.

Lastly, we offer a variety of landscape and outdoor materials, including pavers, bluestone, and natural stone, as well as a wide range of doors and windows from brands like Andersen, Marvin, and ThermaTru.

Our Locations

With multiple locations throughout New York and New England, including Long Island, NY, and New England, we are conveniently located to serve you wherever your project may be. Our corporate headquarters and distribution center are based in New York, ensuring that we have the resources and infrastructure necessary to meet your needs efficiently and effectively.

Our Commitment

At Riverhead Building Supply, we are committed to providing exceptional customer service, unparalleled product selection, and unmatched expertise. Whether you are a seasoned contractor or a DIY homeowner, we are dedicated to helping you achieve your construction goals. With a focus on quality, reliability, and customer satisfaction, we look forward to serving you on your next project.