Attached ADU in California
Eano
42514 Albrae St, Fremont, CA 94583
Eano offers custom on-site ADU design and build services, handling permits, construction, and financing. Their app tracks progress in real time. Licensed pros average 10+ years experience. Flexible 0% interest financing options available.
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Capitol Custom ADU
1610 R Street, Sacramento, CA 95811
Sol Design & Build
3231 Fontana Avenue, San Diego, CA 92117
ADUPALS
1420 Kettner Boulevard, San Diego, CA 92101
ADU PALS is a San Diego ADU builder offering full-service accessory dwelling unit construction. From site evaluation to completion, they handle design, permits & builds. Costs range $150K–$300K; timelines 8–12 months.
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Jaws Construction Services
14000 Kelso Road, Byron, CA 94514
Jaws Construction Services builds ADUs, garage conversions, and JADUs. They handle permits, HOA coordination, and offer site-built or prefab options. East Bay ADUs rent for $1,500–$3,500+/month, potentially boosting property value.
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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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Temecula ADU Builders
45033 Putting Green Court, Temecula, CA 92592
Temecula ADU Builders is a local ADU contractor helping homeowners add accessory dwelling units, including detached ADUs, garage conversions, and granny flats, for rental income, family housing, or tax benefits in Temecula, CA.
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Productive Home Renovation Inc
7241 Lankershim Boulevard, North Hollywood, CA 91605
Productive Home Renovation Inc offers full-service room additions, including porches, upper stories & interior expansions. They handle permits, planning & construction, ensuring code compliance & durable results tailored to each homeow... read more
Harding Design & Construction
4040 East Vermont Street, Long Beach, CA 90814
ADU Custom Homes
1420 East Katella Avenue, Orange, CA 92867
ADU Custom Homes is a licensed California ADU contractor with 35+ years of experience serving LA, Orange & Riverside counties. They specialize in detached ADUs, garage conversions & additions, managing projects from permits to Certificate ... read more
GADI Construction
3205 Cabrillo Avenue, Santa Clara, CA 95051
GADI Construction, led by Nadav, specializes in ADU construction, home expansions, garage conversions & granny flats. Known for detailed planning, clear communication & professional client guidance throughout every project phase.
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Devart8 Builders
1828 South Milpitas Boulevard, Milpitas, CA 95035
DevArt8 Builders is a design-build ADU contractor based in Milpitas, building detached backyard ADUs, garage conversions and junior ADUs across Santa Clara County, San Mateo County and Fremont. One team handles the design, engineering, city permit... read more
Aboveboard Construction
3950 Bramble Lane, Santa Cruz, CA 95062
Aboveboard Construction Inc. serves Santa Cruz County & Los Gatos with 20+ years in residential construction. Services include new homes, ADUs, remodels, additions, kitchens, bathrooms, decking, fencing & repairs.
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Custom Home
2092 Concourse Drive, San Jose, CA 95131
Custom Home is a Bay Area ADU contractor (CSLB #986048) with 160+ projects since 2005. They build detached, attached, junior ADUs & garage conversions across South Bay & Peninsula, with costs from $120K–$500K+.
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IND Construction
16430 Ventura Boulevard, Encino, CA 91436
At IND, we have a talented team of contractors, project leads, designers, and installers dedicated to creating your perfect home remodel or updating any interior or exterior project. We begin by scheduling a meeting with one of our exceptional IND... read more
Other cities in California
What you need to know
Searching for top Attached 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 Attached 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 Attached 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 Attached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Attached ADU ADU Contractors in California, and get started today.