Greenway O.
7/2/2025
As a design-build landscape company, the quality of our materials directly impacts the quality of our work--and Modern Builders consistently delivers. From natural stone and pavers to block and...
Modern Builders Supply
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825 Grand Ave
San Marcos, CA 92078
Established in 1944, Modern Builders Supply Inc. is one of the leading building supply distributors in the Midwest. The company offers a range of siding, shutters, gutters and insulation materials. It also supplies commercial as well as residential roofing systems, windows, doors, fences, decks, rails and interior products/tools. Additionally, the company offers an array of kitchen design products, including cabinets, countertops and appliances. Modern Builders Supply Inc. is also one of the leading manufacturers of window and door systems in the United States.
Reviews
4.5108 reviews
Greg P.
11/13/2025
Great location and a great selection of pavers, brick, block, natural stone, manufactured stone, slate and retaining walls to choose from! Have been here before and received great service. She...
Hong L.
9/10/2025
We needed 4 pavers to finish a project around our pond. No one in our area had this style in stock (12" round, brick red). Frank was willing to help us put in a custom order even though it was...
Christine S.
6/18/2025
I have been doing business with Modern Builders since 2024. Brandi S. is an exceptional sales representative! She is knowledgeable, hard working and has speedy communication. Together Modern...
David S.
5/2/2025
I'm a Landscape Contractor and have been dealing with Brandi at Modern. She's super friendly and knows her stuff. She's always gone above and beyond to get whatever materials are needed to finish...
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