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Construction Materials
Mamaroneck and Westchester County, NY

Timely, Transparent Communication

Deliveries Within 1-3 Days

Free Estimates

Reliable Building Materials for Contractors and Builders
DSS has delivered reliable construction materials to contractors throughout Westchester County, NY and surrounding counties for over three decades. As a locally owned, family-operated business established in 2013, we understand the demanding nature of construction projects and provide the materials you need when you need them.
Our hands-on approach ensures clear communication and quick turnaround times, with delivery available in one to three days. We offer free estimates on in-stock products and maintain manufacturer's warranties on all materials. When you need dependable construction supplies backed by professional service, contact us today.

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Why Choose Us

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Timely, Transparent Communication

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Deliveries Within 1-3 Days

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Free Estimates

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Over 30 Years of Experience

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Short Turnaround Time for Pickups

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Work With the Owner Directly; No Corporate Process

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Bar Supports and Highway Materials
We supply bar supports and highway materials that meet rigorous standards for infrastructure projects across Westchester County, NY and surrounding counties. Our inventory ensures your concrete reinforcement stays properly positioned during pours.
Chemical Products
Our selection of construction chemical products includes solutions for concrete curing, surface preparation, and protection. These products help contractors achieve lasting results on residential and commercial projects.
Fasteners
We stock a comprehensive range of fasteners designed for concrete and structural applications. From anchor bolts to specialty connectors, we have the hardware your project requires.
Fiber Expansion and Rigid Insulation
Our fiber expansion joints and rigid insulation materials protect concrete structures from temperature fluctuations and movement. These materials are essential for preventing cracks and maintaining structural integrity over time.
Poly Sheeting and Construction Film
We carry durable poly sheeting and construction film for vapor barriers, temporary enclosures, and concrete curing applications. Available in various thicknesses, these materials provide reliable moisture protection.
Rebar Materials
DSS provides rebar materials that comply with ASTM A615 Grade 60, ASTM A775, ASTM A1078, ASTM A767, and ASTM A4397 specifications. Our steel reinforcement materials meet the standards required for safe, code-compliant concrete construction.
Rebar Services
Beyond supplying materials, we offer rebar services to support your project needs. Our experienced team ensures proper handling and coordination for efficient job site delivery.
Structural Steel
We supply structural steel products for framing, reinforcement, and support applications. Our inventory includes beams, channels, and plates suitable for commercial and industrial construction.
Wire Mesh
Our wire mesh products reinforce concrete slabs, driveways, and sidewalks throughout Westchester County, NY and surrounding counties. Available in standard and custom sizes, wire mesh provides cost-effective reinforcement for flatwork applications.
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Recent Projects

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Here's what our satisfied customers are saying...

At Direct Source Supply, we take pride in providing exceptional construction and masonry materials to our customers. We would be grateful if you could share your thoughts about our material supply company with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of DSS and let others know what you think.