Premium building materials and construction supplies
Brooklyn's Trusted Builder's Supply

Welcome to
Key City Builders

Where Brooklyn's builders come to find quality materials, expert guidance, and the tools to bring your vision to life.

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20+
Years Experience
1000+
Products Available
500+
Happy Customers
Our Selection

Premium Building Supplies

From foundation to finish, we stock everything you need for your next project.

Quality lumber and wood products

Lumber & Wood

Premium dimensional lumber, plywood, and specialty wood products for every application.

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Concrete and masonry supplies

Concrete & Masonry

Ready-mix concrete, mortar, and masonry supplies for solid foundations and structures.

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Professional tools and equipment

Tools & Equipment

Professional-grade tools from top manufacturers to keep your crew working efficiently.

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Plumbing supplies and fixtures

Plumbing Supplies

Complete plumbing solutions including pipes, fittings, fixtures, and water treatment.

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Electrical supplies and wiring

Electrical Supplies

Wiring, panels, outlets, and lighting solutions for residential and commercial projects.

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Paint and finishing supplies

Paint & Finishes

Premium paints, stains, sealants, and finishing products for the perfect result.

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Key City Builders store interior
20+
Years of Excellence
About Us

Building Brooklyn's Future, One Project at a Time

For over two decades, Key City Builders has been Brooklyn's go-to destination for quality building materials and expert advice. Located in the heart of the borough, we've grown from a small family operation to a trusted partner for contractors, builders, and DIY enthusiasts alike.

What sets us apart isn't just our comprehensive inventory—it's our commitment to helping you succeed. Our knowledgeable staff takes the time to understand your project and recommend the right products for your needs and budget.

Expert Staff

Knowledgeable professionals ready to help

Quality Products

Only the best brands and materials

Competitive Prices

Great value without compromising quality

Fast Service

Quick turnaround on orders and deliveries

Ready to Start Your Project?

Visit us today or give us a call. We're here to help you build something great.

(718) 836-3400 Get Directions
Get in Touch

Visit Our Showroom

We'd love to help you find exactly what you need for your project.

Our Location

6921 8th Ave
Brooklyn, NY 11228

Call Us

We're here to answer your questions

(718) 836-3400

Email Us

Send us a message anytime

keycitybuilders.theadleaf@gmail.com

Business Hours

Monday - Friday 7:00 AM - 6:00 PM
Saturday 8:00 AM - 5:00 PM
Sunday Closed
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