Tri-City Building Supply

Your Trusted Construction Supply Partner

Quality materials and tools for every construction project, commercial or residential.

Rated 5 stars by customers

★★★★★

Proudly serving Central/Southern California and Oahu

Your Trusted Construction Supply Partner

At Tri-City Building Supply, we provide top-notch construction materials, tools, and services for both commercial and residential projects, ensuring you have everything you need for your construction endeavors.

5000+

100+

Industry Leading Brands

Quality Products

Quality Construction Supplies

Providing top-notch materials, tools, and services for all your construction needs, residential or commercial.

A construction site with scattered materials and tools on a concrete surface. There are wooden planks, metal rods, and a wheelbarrow. Scaffolding surrounds the area. A partially built structure with exposed rebar and openings is evident, alongside a container with graffiti.
A construction site with scattered materials and tools on a concrete surface. There are wooden planks, metal rods, and a wheelbarrow. Scaffolding surrounds the area. A partially built structure with exposed rebar and openings is evident, alongside a container with graffiti.
A construction site with an archway framed in DensGlass sheathing panels. There is a large plywood board partially covering the entrance. Construction materials, including a metal container and drywall, are scattered around.
A construction site with an archway framed in DensGlass sheathing panels. There is a large plywood board partially covering the entrance. Construction materials, including a metal container and drywall, are scattered around.
Expert Guidance

Our knowledgeable team ensures you get the right materials for every construction project you undertake.

Comprehensive Solutions

We offer a full range of construction supplies, PPE, and tools & doors to meet your project requirements.

a man using a circular saw to cut a piece of wood
a man using a circular saw to cut a piece of wood

Gallery

Explore our quality materials for commercial and residential projects.

A large stack of construction materials, possibly insulation panels, is wrapped in plastic and secured with green straps. Snow covers the ground and some of the materials, indicating a cold outdoor environment. There are printed labels and logos in blue on the right side of some packages.
A large stack of construction materials, possibly insulation panels, is wrapped in plastic and secured with green straps. Snow covers the ground and some of the materials, indicating a cold outdoor environment. There are printed labels and logos in blue on the right side of some packages.
man in white hard hat standing on brown wooden dock during daytime
man in white hard hat standing on brown wooden dock during daytime
man in green and black plaid long sleeve shirt holding red and black cordless hand drill
man in green and black plaid long sleeve shirt holding red and black cordless hand drill
a person wearing a helmet and goggles holding a pole
a person wearing a helmet and goggles holding a pole

Tri-City Building Supply provided exceptional materials and tools for our project. Their service is unmatched, ensuring we had everything needed for a successful build.

Jason Matuggi

Large piles of construction materials and debris are scattered across a barren site under a partly cloudy sky. The materials include metal rods, stacked wooden planks, and heaps of plastic-wrapped bundles. A green mesh fence runs along the background, indicating construction or renovation work.
Large piles of construction materials and debris are scattered across a barren site under a partly cloudy sky. The materials include metal rods, stacked wooden planks, and heaps of plastic-wrapped bundles. A green mesh fence runs along the background, indicating construction or renovation work.

★★★★★