Building Supply Near Old Westbury

For contractors working in Old Westbury and homeowners planning a serious exterior upgrade, 9 Brothers Building Supply is a dependable source for masonry, hardscape, construction, and bulk materials. We carry the materials that help keep jobs moving, from site prep and structural products to pavers, wall systems, stone veneer, brick, and outdoor living components.

Old Westbury projects often call for clean curb appeal, durable driveways, formal walkways, retaining walls, and well-planned outdoor spaces. Our team helps contractors get the right materials lined up, and we help homeowners understand what belongs on the job before work begins. Pickup is available from our Brentwood, East Setauket, and Riverhead yards, with delivery service across Long Island, NYC, and the Tri-state area.

What We Carry

Our inventory covers the everyday essentials and finish materials contractors rely on:

• Masonry supplies, brick, stone veneer, mortar, waterproofing, reinforcement, and drainage materials

• Hardscape products, including pavers, wall block, steps, edging, jointing materials, and outdoor living products

• Construction supplies for foundations, concrete work, ventilation, moisture control, tools, and jobsite needs

• Bulk materials for base preparation, drainage, leveling, and landscape installation

We stock materials for new builds, repairs, hardscape upgrades, outdoor kitchens, patios, driveways, commercial work, and residential improvements.

Brands We Carry

We carry trusted names across masonry, hardscape, landscape, and construction supply, including  4 Seasons, Laticrete, Sika, ADA Solutions, Inc., Smart Vent, MAX, Monarch, Stego, Husqvarna, W.R. Meadows, Alliance, Dutch Quality Stone, Eldorado Stone, StoneCraft, Kindred Outdoors & Surrounds, Espoma, Reed & Perrine, Delgado Stone, Cambridge, Glen-Gery, MSI, Nicolock, Techo-Bloc, Unilock, and Watsontown Brick.

Different brands solve different jobsite needs. Some are a strong fit for paver patios and driveways, while others are better for thin stone veneer, brickwork, drainage, waterproofing, or outdoor kitchen builds. Our customers ask about matching colors, textures, and job requirements all the time, and we can help narrow down the options.

How Building Supply Materials Get Used Near Old Westbury

Contractors use our materials for estate entrances, masonry repairs, retaining walls, patios, pool decks, driveways, foundations, and landscape upgrades. Homeowners often come in for a new front walk, backyard patio, garden wall, or stone veneer project.

One practical tip: plan your base, drainage, and edge restraint before ordering decorative pavers or stone. A finished surface only performs as well as the prep underneath it. Ordering the full material package together also helps keep your project from getting held up mid-install.

Pickup And Delivery

Stop by Brentwood, East Setauket, or Riverhead for pickup. Call ahead and we can stage your order, help load you fast, and make sure you have the related materials needed for the job. We also deliver throughout Long Island, NYC, and the Tri-state area, with delivery planning that helps contractors coordinate material drops around site access and installation schedules.

Get Started

Call ahead and we’ll stage your building supply order for pickup or delivery near Old Westbury.