Detached ADU in California
AKD Homes
3518 Arden Rd, Hayward, CA 94545
AKD Homes is a Bay Area ADU contractor with 20+ years of experience. They offer full-service ADU design and build, including detached ADUs, custom designs, and conversions from Berkeley to San Jose.
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CarbonShack Design
715 Cypress Avenue, Los Angeles, CA 90065
CarbonShack Design offers expert ADU design services in Los Angeles, specializing in accessory dwelling units, detached ADUs, granny flats & in-law suites. Carbon-conscious building practices & design-first approach set them apart.
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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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ADU Builders California
1610 R St Suite 300, Sacramento, CA CA 95811
ADU Builders California is a tech-driven ADU contractor offering detached ADUs, granny flats & garage conversions statewide. Costs range $30K–$300K+, with builds taking 4–6 months. Free consultations available.
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ValueCrafters Remodeling
Pomerado Road, San Diego, CA 92131
Our team specializes in ADU conversions, transforming existing spaces into functional living areas with quality craftsmanship, reliable construction, and solutions tailored to each homeowner’s needs.
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Metricon Homes
2010 Crow Canyon Road, Suite 100, San Ramon, CA 94583
Metricon Homes offers ADU construction and garage conversion services. Choose from 5 sizes: Marigold, Camellia, Magnolia, Dahlia, and Sunflower. Their Design to Doorstep process covers custom design to completion. Licensed contractor: Tobin Brinke... read more
Framework First ADUs
1610 Moffett Street, Salinas, CA 93905
Framework First is a family-owned ADU builder in Monterey County, CA, with 40+ years of experience. They offer modular ADUs from 450–1,200 sq ft, handling permits, delivery, and installation with transparent pricing.
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Sennikoff Architects
5500 2nd Street, Long Beach, CA 90803
Sennikoff Architects, based in California, specializes in ADU design, custom homes, and remodels in Long Beach and Southern California. Led by licensed architect Steven Sennikoff, the firm offers detached ADUs, garage conversions, and JADUs with f... read more
Bonny Builders Group
P.O. Box 2723 Oxnard, CA, Oxnard, CA 93034
Bonny Builders Group specializes in Accessory Dwelling Units (ADUs), including garage conversions, granny flats & detached units. With 39 years of experience, they handle permits, design, and construction to code.
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Vision Home Remodeling
7717 Owensmouth Avenue, Canoga Park, CA 91304
Vision Home Remodeling Inc. offers full-service ADU construction in Los Angeles, including detached units, attached dwellings, casitas, and rental-ready granny flats. Services cover design, permitting, and ground-up builds tailored to LA zoning la... read more
Method Remodeling General Contractor
533 Airport Boulevard, Burlingame, CA 94010
Custom ADU construction and remodeling services focused on creating functional, comfortable living spaces with quality craftsmanship and reliable workmanship.
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Urbatect Development, LLC
444 Airport Boulevard, Watsonville, CA 95076
Urbatect Development LLC is a California & Washington ADU contractor offering custom homes, garage conversions, JADUs & detached ADUs. 15+ years experience, 3,500+ projects, fixed pricing, fast permitting & 3D design.
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Optivest Build
1580 3rd Avenue, Walnut Creek, CA 94597
Optivest Build is a licensed general contractor offering ADU construction, garage conversions, home additions, renovations, and new builds. They manage permits, design, and inspections, delivering residential and commercial projects on time and wi... read more
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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Roman Built Development
1276-D Auto Park Way, San Diego, CA 92029
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.