ADU Construction in the Bay Area
Accessory Dwelling Units
ADUs, Casitas & Garage Conversions
ADUs create flexible living space for family, guests, or rental income. San Francisco Commercial Builders designs and builds backyard cottages, garage conversions, and attached ADUs that fit Bay Area zoning, setbacks, parking rules, and utility requirements.
We help you evaluate site options, navigate local ADU ordinances, and deliver a finished unit with kitchens, baths, and systems that pass inspection and live well day to day.
- Detached backyard ADUs
- Garage & basement conversions
- Junior ADUs (JADUs)
- Kitchen & bath build-outs
- Utility & panel upgrades
- Permit & inspection management
Zoning Savvy
We plan around setbacks, height limits, and local ADU pathways.
Efficient Footprints
Smart layouts that maximize usable space in compact units.
Turnkey Delivery
From plans to keys—one team accountable for the outcome.
Our Difference
Why Choose San Francisco Commercial Builders
ADU Specialists
Permit Experience
Quality Small Spaces
Clear Budgets
Fast Coordination
Bay Area Focus
Ready to Start Your Project?
Contact San Francisco Commercial Builders to schedule a consultation.
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