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Detached ADU in California
Fortune ADU
9810 Scripps Lake Drive, San Diego, CA 92131Fortune ADU is a Southern California ADU contractor offering full-service design, permitting, and construction. Services start at $3,999.99, covering detached ADUs, JADUs, garage conversions, and more, with most projects completed in 6–12 months... read more
Flip It Homes Inc.
20501 Ventura Boulevard, Woodland Hills, CA 91364Flip It Homes Inc. is a Southern California ADU builder with 10+ years of experience in garage conversions, new construction ADUs, and home renovations across Los Angeles, San Fernando Valley, and surrounding communities.
read moreBetter Place Design & Build
4655 Cass Street, San Diego, CA 92109Better Place Design & Build is a San Diego ADU contractor specializing in detached ADUs, garage conversions, and room additions. Their feasibility-first process verifies zoning, utilities, and site conditions before pricing, reducing costly su... read more
Schaefer Custom Homes
4251 South Higuera Street, San Luis Obispo, CA 93401Schaefer Custom Homes builds ADUs in San Luis Obispo County, offering full ADUs, JADUs, garage conversions & detached units. They manage permits, design & construction for rental income, family living & more.
read moreADUscale
528 West Hampshire Avenue, Anaheim, CA 92805ADUscale is an independent ADU advisory service offering feasibility assessments, contractor verification, escrow-based payment protection, and construction oversight. Fixed-fee, conflict-free guidance for homeowners planning detached ADUs, garage... read more
Second Dwellings
100 Higgins Canyon Road, Half Moon Bay, CA 94019House To Home
374 Encinitas Boulevard, Encinitas, CA 92024House to Home is a trusted ADU builder in San Diego with 25+ years of experience. They specialize in granny flats, guest houses, garage conversions, and Junior ADUs, serving San Diego, Carlsbad, La Jolla & more.
read moreOasis Builders
11500 West Olympic Boulevard, Los Angeles, CA 90064Oasis Builders is a trusted ADU contractor serving Greater Los Angeles, specializing in detached ADUs, attached ADUs, and garage conversions. Costs range from $100K–$300K, with timelines of 6–12 months. Full-service: permits, blueprints & ... read more
Dan Boyle Construction
Boulder Lane, Santa Rosa, CA 95405Dan Boyle Construction offers expert ADU construction in Santa Rosa & Sonoma County. With 30+ years experience, they handle site evaluation, permits, design & full builds for detached ADUs, granny flats & backyard cottages.
read moreSan Francisco ADU Solutions
967 Connecticut Street, San Francisco, CA 94107ADUs (accessory dwelling units) are self-contained homes on existing properties. California's 2020 laws simplified ADU permits statewide. Alpha ADU Solutions, a San Francisco-based ADU builder with 100+ team members, specializes in granny flats, g... read more
Infinity ADU
645 West 15th Street, Long Beach, CA 90813Infinity ADU is a top ADU contractor in Long Beach, CA, specializing in attached, detached ADUs, granny flats & garage conversions. They handle design, permitting & construction, ensuring full local code compliance for a stress-free build.... read more
SouthStar USA
1611 Pomona Road, Corona, CA 92878SouthStar USA offers ADU construction in Riverside & Orange County, CA. Services include detached ADUs, attached ADUs, garage conversions & JADUs. Quality builds, permit-compliant, with transparent pricing for every project stage.
read moreMillan Construction, Inc
325 West Washington Street, San Diego, CA 92103Millan Construction builds custom ADUs in San Diego, offering full-service design, permitting, and construction. With 14+ years of experience, they deliver compliant, high-quality accessory dwelling units that boost property value and rental incom... read more
B&A Construction Inc.
501 N Juanita Dr, Palm Springs, CA 92262B&A Construction Inc. is a licensed general contractor in Manteca, CA, with 35 years of experience. Services include ADU construction, garage conversions, kitchen & bathroom remodeling, and room additions across San Joaquin and Central Val... read more
Other cities in California
- North Highlands
- Sacramento
- North Hollywood
- Agoura Hills
- Encino
- Los Angeles
- Tarzana
- Long Beach
- Hollywood
- Glendale
- Valley Village
- Pasadena
- Burbank
- Downey
- Beverly Hills
What you need to know
Searching for top Detached ADU ADU Contractors in California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in California ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Detached ADU professionals can guide you through every step.
California homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in California, and get started today.