Detached ADU in California
Kyra Construction
15233 Ventura Boulevard, Sherman Oaks, CA 91403
Kyra Construction is an experienced ADU contractor offering detached ADUs, garage conversions, in-law suites, JADUs, granny flats, and backyard cottages. They handle permits, zoning, and full construction, delivering quality accessory dwelling units tailored to each homeowner.
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YCD Studio
424 Treat Avenue, San Francisco, CA 94110
YCD Studio is a Bay Area architecture firm specializing in ADU design and permits in Moraga and the Lamorinda area. Services include detached ADUs, garage conversions, and JADUs, with expertise in WUI standards and local fire district requirements.
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Epic Modulars
157 North 4th Street, San Jose, CA 95112
Epic Modulars delivers fast, flexible, and customizable solutions for homes and ADUs. Their manufactured homes and ADUs are built in controlled factory environments, ensuring superior quality, faster timelines, and predictable costs.
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ADORE Homes
180 East Sunnyoaks Avenue, Campbell, CA 95008
ADORE Homes is a California ADU contractor specializing in detached ADUs, garage conversions, JADUs & in-law suites. They manage design, permitting & construction, helping homeowners add value & living space.
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Bevyhouse
2215 Palma Dr, Ventura, CA 93023
Our turn-key design and construction process connects your directly with our talented team of designers and engineers and puts the control of customizing your project directly at your fingertips. We’ll develop awesome designs and work with you every step of the way until your custom project comes to completion.
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H&M Building Services LLC
7413 El Cajon Boulevard, La Mesa, CA 91942
H&M Building Services LLC builds ADUs in San Diego using a 3-phase process: site feasibility, design/engineering, and full construction. Projects average 6–10 months, with Buildertrend portal updates and turnkey delivery upon final occupancy certificate.
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Landmark Building Inc
Los Angeles, CA 90027
Landmark Building Inc is a Los Feliz-based general contractor serving Los Angeles neighborhoods including Hollywood Hills, Silverlake & Echo Park. They offer residential & light commercial remodeling, ADUs, garage conversions & free estimates.
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The Sterling-Watson Collective
1441 Huntington Dr, 1900, South Pasadena, CA 91030
Sterling-Watson Collective is a full-service ADU contractor in Los Angeles offering design, permitting, structural engineering & construction management for accessory dwelling units, helping homeowners add rental units, guest suites & more.
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Royalty Builders
20812 Ventura Boulevard, Woodland Hills, CA 91364
Royalty Builders is a full-service ADU builder in Los Angeles offering in-house design, engineering & construction. They provide competitive pricing, permit management & turnkey delivery for detached ADUs from 500–750 SF.
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Buildoly
915 Wilshire Blvd, Los Angeles, CA 90017
Buildoly is an ADU contractor offering full-service construction for detached ADUs, garage conversions, granny flats, JADUs, and backyard cottages. They manage design, permitting, and building, helping homeowners add rental income or family housing.
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Huntington Beach Pro ADU Builder
7772 Warner Avenue, Huntington Beach, CA 92647
Huntington Beach Pro ADU Builder specializes in ADU construction, garage conversions, and detached ADUs. With 20 years of experience and 500+ projects, they offer full design-build services, permit handling, energy-efficient features, and transparent pricing.
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BUILD 33
21045 Cory Court, Cupertino, CA 95014
BUILD 33 (CSLB #1051529) is a licensed general contractor based in Cupertino, CA, serving California, Arizona, Nevada, and Louisiana. They offer home additions, flooring, painting, plumbing, electrical, and more. Free quotes available.
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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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High Touch Remodeling
10917 West Pico Boulevard, Los Angeles, CA 90064
High Touch Remodeling is a Los Angeles ADU contractor specializing in garage conversions. They offer full garage-to-ADU buildouts, design planning, space optimization, and code compliance, with free estimates available.
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Wallstar Design & Build
7995 Civita Boulevard, San Diego, CA 92108
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.