Detached ADU in California
Structura Remodeling
1702 South Robertson Boulevard, Los Angeles, CA 90035
Structura Remodeling is an LA-based licensed ADU contractor specializing in Accessory Dwelling Units, garage conversions & JADUs. Costs range $115K–$145K. Financing options include HELOC & construction loans. Free consultation available.
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Bao-Tran Builders Inc
2156 The Alameda, San Jose, CA 95126
Bao-Tran Builders Inc specializes in ADU construction, including detached ADUs, granny flats, JADUs, garage conversions & multi-unit properties. Expert ADU contractor delivering functional, high-quality housing solutions for property owners.
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All Shapes Construction & Design
14320 Ventura Boulevard, West Hills, CA 91423
All Shapes Construction & Design (ASCD) is a Southern California contractor with 20+ years of experience offering ADU construction, garage conversions, kitchen & bathroom remodeling, room additions, and custom homes across Los Angeles.
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OneStop ADU
2667 Camino del Rio South, San Diego, CA 92108
OneStop ADU is a San Diego County ADU contractor with 25+ years of experience. They offer custom-built detached ADUs from ~$335/sq ft, including solar, permits & plans. Free feasibility studies available. ADA-compliant units offered.
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Lusso Design & Build
5425 Oberlin Drive, San Diego, CA 92121
Lusso Design & Build is a licensed San Diego ADU contractor specializing in ADUs and JADUs. They handle design, permits, and construction, ensuring compliance with California regulations while helping homeowners add rental income or flexible living space.
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Belz Construction
8863 Greenback Lane, Orangevale, CA 95662
Belz Construction is a Sacramento ADU contractor building custom accessory dwelling units, in-law suites, garage conversions, and ADA-compliant granny flats. They manage design, permits, and construction end-to-end, boosting property value by up to 30%.
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Mola Construction & ADU
1294 Caldwell Court, Sunnyvale, CA 94087
Mola Construction is a trusted ADU builder in San Jose with 20+ years of experience. They offer custom ADUs, kitchen remodels, home additions, and full remodeling services across the Bay Area, ensuring California code compliance.
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Live Well Remodeling & Construction
14429 Ventura Boulevard, Sherman Oaks, CA 91423
ADU Hotline
5301 Laurel Canyon Blvd, Los Angeles, CA 91607
ADU Hotline offers affordable ADU design and permitting in Southern California. From granny flats to garage conversions, they handle the full process in 3–4 weeks, helping homeowners add rental income or family housing efficiently.
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San Gabriel Valley ADU
1841 South San Gabriel Boulevard, Rosemead, CA 91776
San Gabriel Valley ADU Construction Contractors build & convert ADUs, granny flats, garage conversions & in-law suites across Pasadena, Arcadia & nearby cities. Expert permitting, design & cost management for LA County homeowners.
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HSP ADU Builders
5975 Redwood Street, San Diego, CA 92105
HSP ADU Builders is a California ADU contractor specializing in detached ADUs, garage conversions, JADUs, and in-law suites. They guide homeowners through design, permitting, and construction of accessory dwelling units.
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Regalados Construction Inc.
836 6th Street, San Jose, CA 93635
Regalados Construction Inc. is a family-owned California contractor with 30+ years of experience. Specializing in ADUs, JADUs, garage conversions, finish carpentry, and commercial construction across Los Banos, Central Valley, and the Bay Area.
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North Bay ADU & Additions
1475 North Street, Santa Rosa, CA 95404
North Bay ADU & Additions is a trusted ADU builder serving the North Bay area, specializing in accessory dwelling units and home additions. They offer planning, construction, and permit consultation to help homeowners boost property value and rental income.
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Snap ADU
1223 Cleveland Avenue, San Diego, CA 92103
SnapADU is San Diego's largest detached ADU design-build company, completing 100+ builds with a 4.9+ rating. They offer in-house design, permitting, and construction with fixed pricing across San Diego County.
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Sightline Construction
1045 17th Avenue, Santa Cruz, CA 95062
Sightline Construction is a Santa Cruz general contractor specializing in ADUs, new home builds, renovations, remodels, and custom additions. They manage projects from planning to completion, ensuring code compliance and quality craftsmanship.
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Other cities in California
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.