Detached ADU in California
WD-4D Builders
121 West Ridgecrest Boulevard, Ridgecrest, CA 93555
WD-4D Builders specializes in ADU construction and garage conversions across California. Services include detached ADUs, granny flats, casitas, and garage-to-living-space conversions, covering design, permitting, and build from start to finish.
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ADUplus consulting
119 Fletcher Parkway, El Cajon, CA 92020
ADUplus Consulting Inc., trusted since 1979, offers full-service ADU design, permitting, and construction in California. From detached ADUs to garage conversions, they help homeowners boost property value and generate rental income.
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Monterey Bay Design Group
13770 Center Street, Carmel Valley Village, CA 93924
Monterey Bay Design Group, based in Carmel Valley, CA, specializes in ADU design, permitting, and construction. They help homeowners build granny flats, garage conversions, and in-law suites to generate rental income and increase property value.
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Leonard ADU Garage Convert
6100 Teesdale Avenue, North Hollywood, CA 91606
Leonard Garage Conversion is a trusted ADU contractor in Los Angeles with 20+ years of experience. Specializing in garage conversions, granny flats, and JADUs, they offer quality builds, code compliance, and competitive pricing.
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CCS Inc
16906 Burbank Boulevard, Los Angeles, CA 91316
CCS Inc (CSLB #B1047699) is a licensed LA general contractor since 1984 specializing in ADU construction, garage conversions, and room additions. They manage design, permitting, and build, with ADUs generating up to $3,500/month rental income.
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Urban Construction & Design Solutions
3490 East Spring Street, Long Beach, CA 90806
Licensed Long Beach general contractor Urban Construction & Design Solutions (CA #1030683) specializes in ADU construction, garage conversions, kitchen remodels, bathroom renovations & home additions across Greater LA and Orange County.
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Lunasol construction
5857 Owens Avenue, Carlsbad, CA 92008
Lunasol Construction is a San Diego ADU contractor specializing in detached ADUs, garage conversions, and JADUs. They offer custom designs for in-law suites, rental units, and granny flats, helping homeowners add value and living space.
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Gannage Construction
1560 Santa Rita Road, Templeton, CA 93465
At Gannage Design & Construction, we specialize in ADU construction on the Central Coast, guiding you from concept to completion with a seamless, stress-free process.
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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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Kyvos Construction
430 Railroad Avenue, Pittsburg, CA 94565
Kyvos Construction offers home remodeling & ADU construction in Concord, CA. Services include kitchen & bathroom renovations, room additions, garage conversions, detached & attached ADUs, granny flats, and in-law suites.
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ADU Cities
1420 East Katella Avenue, Anaheim, CA 92867
ADU Cities is a California design-build firm specializing in ADUs, JADUs, garage conversions, and remodels. They manage design, permitting, and construction, helping homeowners add living space, boost property value, or generate rental income.
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AMDEN HOMES - Design & Build
440 Stevens Avenue, Solana Beach, CA 92075
AMDEN HOMES - Design & Build is a San Diego ADU contractor with 20+ years of experience. They specialize in accessory dwelling units, guest houses, and remodels across San Diego County, offering full design-to-build services.
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Fortune ADU
9810 Scripps Lake Drive, San Diego, CA 92131
Fortune 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.
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LRL Builders
1661 Botelho Drive, Walnut Creek, CA 94596
Custom ADU Builder
Los Angeles, CA 90012
Custom ADU Builder specializes in detached ADUs, attached ADUs, garage conversions & JADUs. Projects complete in ~3 months. Pricing starts at $235/sqft. Turn-key builds include quartz countertops, tile showers & luxury vinyl flooring.
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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.