Business Details
50+ Years
experience
Your Trusted Building Materials Supplier Since 1948
Since 1948, Riverhead Building Supply has been dedicated to providing high-quality construction materials and professional service to residential and commercial clients across Long Island, Connecticut, Massachusetts, and Rhode Island. Our extensive inventory includes premium lumber, roofing, siding, decking, hardware, tools, and custom millwork, supported by over 500 trusted brand partnerships. We prioritize competitive pricing, special-order capabilities for hard-to-find items, and community-focused operations that emphasize sustainability and local support.Our team of experts ensures customers receive tailored guidance for projects ranging from small home repairs to large-scale construction. With multiple showrooms and a commitment to innovation, we combine decades of industry experience with modern solutions to meet evolving construction needs. Our mission remains rooted in delivering value, quality, and reliability while fostering long-term relationships with both trade professionals and homeowners.
Services
Building Materials
Hardware Supplies
Power Tools
Cabinetry
Moulding
Windows & Doors
Paint & Stain
Landscape Materials
Architectural Hardware
Decking
Details
- Year established: 1948
Highlights and features
- We offer over 75 years of experience in supplying quality construction materials.
- Our inventory includes premium lumber, roofing, siding, and custom millwork.
- We provide special-order capabilities for hard-to-find construction products.
- We support local communities and prioritize sustainable building practices.
- Our team includes experts in construction materials and project planning.
Services
Building Materials
We provide premium lumber, roofing, siding, decking, and masonry products for residential and commercial projects. Our inventory includes top brands and specialty items to ensure structural integrity and durability. Trade professionals and homeowners rely on our materials for code-compliant, long-lasting builds.
Custom Millwork
Our custom millwork shop creates moulding, trim, and architectural details tailored to project specifications. We offer wood and composite materials in hundreds of profiles for both traditional and modern designs. This service supports unique finishes for high-end residential and commercial spaces.
Hardware Supplies
We stock comprehensive hardware selections including fasteners, door hardware, plumbing fixtures, and electrical components. Products range from basic nails to specialty architectural hardware for commercial and residential applications. Our inventory ensures complete project solutions under one roof.
Power Tools
We offer top brands of hand and power tools with over 300 models and 1,000 accessories. Our selection includes cordless, pneumatic, and manual tools for professional contractors and DIYers. Expert staff assist with tool selection and troubleshooting for optimal project efficiency.
Cabinetry
Our cabinetry service features custom kitchen, home office, and mudroom storage solutions. We partner with leading brands to provide style options from traditional to contemporary. Countertop integration and design consultations ensure functional, aesthetically cohesive spaces.
Questions
What types of building materials do you carry?
We stock premium lumber, roofing, siding, decking, drywall, masonry, and specialty construction supplies for residential and commercial projects.
Do you offer custom millwork services?
Yes, our in-house millwork shop creates custom moulding, trim, and architectural details to match project specifications.
Can I special order items not in stock?
Yes, we leverage relationships with 500+ brands to special order materials not available in our current inventory.
What regions do you serve?
We serve Long Island, Connecticut, Massachusetts, Rhode Island, and surrounding areas for both residential and commercial needs.
Do you sell tools and hardware?
Yes, we offer top brands of hand/power tools, fasteners, door hardware, plumbing fixtures, and electrical components.
Are paint and stain products available?
We carry premium interior/exterior paint and stain products from Pittsburgh Paints, Cabot, and Olympic for residential and commercial use.