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Concrete Foundations for Homes, ADUs & Additions
Custom Homes, Home Additions, ADU’s, & More!
Recent projects:
Hilton
Santa Clara, CA
May 2026
Tesla Center
San Francisco, CA
April 2026
Walmart Neighbor Market
San Jose, CA
May 2025
Marriott Hotel
Fremont, CA
September 2024
Why Los Altos Concrete?
We’re here to help your project thrive
Los Altos Concrete builds foundations and footings for custom homes, ADUs, and home additions across Northern California. We work with homeowners and general contractors from plan review through concrete placement.
Built to your plans: Coordinate foundation layout, excavation, reinforcement, and concrete work with the approved drawings.
Project coordination: Discuss access, inspections, underground utilities, and the construction schedule before work begins.
Request pricing: Share foundation plans, the site address, and your expected start date.
For building renovations and tenant improvements, explore our commercial structural concrete services.
Backyard site preparation before foundation excavation.
Foundation footing trenches excavated for a backyard ADU.
Completed concrete slab foundation ready for ADU construction.
Concrete foundation supporting a completed backyard ADU.
What’s it like working with us?
“Super reliable and responsive! They helped us deliver a high-quality project in time.”
— Bill H. | GCI, Inc. | General Contractor
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“Los Altos Concrete brought our property back to life. They cared about every one of our concerns!”
— Chris & Gina Evans | Home Owners
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