Ocadustudio

OC ADU Studio is your trusted ADU Builders Orange County team, delivering Full-Service ADU Solutions from design to keys-in-hand. We specialize in custom ADU Designs & Floor Plans tailored to your lot, lifestyle, and budget — detached units, JADUs, or garage conversions.

We guide homeowners through every step: ADU Laws California, permits, and ADU Costs & Financing with no surprises. Our team also helps maximize your investment with proven ADU Rental Strategy & ROI insights — turning your backyard into long-term passive income.

Serving Garden Grove, Westminster, Santa Ana, Fountain Valley & all of Orange County. English/Vietnamese/ Chinese. Licensed & insured. Free consultation.