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Masonry Materials
Mamaroneck and Westchester County, NY

Timely, Transparent Communication

Deliveries Within 1-3 Days

Free Estimates

Your Trusted Source for Professional-Grade Masonry Supplies and Concrete Solutions
DSS has been serving Westchester County, NY and surrounding counties since 2013 as a locally owned and family-operated supplier of masonry materials. With over three decades of experience, we provide contractors and builders with the concrete accessories and forming products they need to complete projects efficiently and to specification.
Our hands-on ownership approach means you work directly with knowledgeable professionals who understand your project requirements. We offer free estimates on in-stock products with quick turnaround times for pickup and delivery within one to three days. When you need reliable masonry materials backed by clear communication and manufacturer's warranties, contact us.

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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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Concrete Accessories
We stock a comprehensive selection of concrete accessories that meet industry standards including ASTM A615 Grade 60, ASTM A775, ASTM A1078, ASTM A767, and ASTM A4397 specifications. From reinforcement materials to finishing tools, our inventory supports residential and commercial concrete projects throughout Westchester County, NY and surrounding counties with the quality components you need to ensure structural integrity and lasting results.
Concrete Forms and Accessories
Our concrete forms and accessories selection provides the forming systems and related products essential for accurate pours and clean finishes. You can count on us to maintain inventory that helps you complete jobs on schedule without dealing with corporate red tape or extended wait times.
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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.