Fontana ADU Builder

Fontana ADU Builder specializes in the design, permitting, and construction of high-quality Accessory Dwelling Units (ADUs) in Fontana and the surrounding Inland Empire. We offer complete turnkey solutions, including detached ADUs, attached ADUs, garage conversions, and junior ADUs (JADUs). Our experienced team handles every step of the process—from planning and city approvals to construction and final inspection—ensuring projects are completed efficiently, code-compliant, and built to last. Whether you’re adding rental income, housing family members, or increasing property value, Fontana ADU Builder delivers reliable craftsmanship and transparent pricing.