
Sacramento’s #1 Garage Conversion & ADU Builders
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Turn your unused garage into a high-ROI rental or private suite.
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Full-service design, 3D rendering, and local permitting.
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High-end finishes and Title 24 energy compliance.

Stop letting your garage sit empty. At GBG Construction Inc., we specialize strictly in transforming underutilized spaces into premium Accessory Dwelling Units (ADUs). From navigating local city permits and Title 24 compliance to executing flawless, high-end interior finishes, we are Greater Sacramento’s premier ADU contractor. We don't just build; we maximize your property's value.

See your space before we swing a hammer. We utilize advanced 3D rendering and architectural modeling to perfectly plan your new layout.

We handle the red tape. From Sacramento to Elk Grove, our team navigates local zoning laws, setback requirements, and building permits for you.

The fastest, most cost-effective way to add a premium rental unit or private suite to your property without losing your backyard footprint.

Need more space? We build custom, detached backyard homes engineered for modern living, complete with energy-efficient Title 24 compliance.
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Design & Permitting
We start with advanced 3D rendering and architectural design. Our team handles all the red tape, navigating local city halls to secure your ADU and Title 24 energy permits fast.
Precision Construction
As Greater Sacramento's leading ADU builder, we manage the entire build in-house. From structural framing to independent HVAC systems, we build spaces engineered for modern living
High-End Finishes
We never use basic 'contractor-grade' materials. Expect premium touches like frameless glass enclosures, level-5 drywall finishes, and architectural LED lighting that maximize your property's value.
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Sacramento’s Leading ADU Design-Build Specialist
As Greater Sacramento's premier garage conversion experts, GBG Construction Inc. handles every phase of your ADU project entirely in-house. We transform your underutilized garage into a high-yield rental or luxury private suite. From architectural 3D design, structural engineering, and fast-tracking local city permits, to Title 24 compliance and flawless premium finishes, our team ensures your new build is executed seamlessly.











