Detached ADU in California
Morrison Construction
601 Carmen Dr, #215D, Camarillo, CA 93010
Morrison Construction offers expert ADU building services in West Hills, handling everything from planning to completion. Services include custom design, construction, plumbing, electrical, and interior finishes for granny flats, rental units, and... read more
Mann Construction
438 Venado Drive, Santa Barbara, CA 93111
Mann Construction is a Santa Barbara ADU builder offering full design and construction services. They specialize in accessory dwelling units, including detached ADUs, granny flats, and backyard cottages, with a recent 325 sq ft project showcasing ... read more
RnD Builders Inc
21250 Califa Street, Woodland Hills, CA 91367
RnD Builders is a top-rated ADU builder and design-build firm serving Ventura County and Los Angeles County, specializing in ADU construction, home additions, remodels, and outdoor projects with a client-focused approach.
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Design and Construction by M&M
100 South Murphy Ave STE 200, Sunnyvale, CA 94086
Bay Area general contractor Design and Construction by M&M specializes in ADUs, remodeling, room additions, and custom builds. Serving Burlingame, Los Altos, and Campbell, they manage design, permitting, and construction. Free consultations av... read more
Cairn Collaborative
863 Pacific Street, San Luis Obispo, CA 93401
Cairn Collaborative designed a 1,000 sq ft Passive House ADU in San Luis Obispo. This fossil-fuel-free, 3-bed/2-bath unit features airtight construction, heat pumps, HRV system, and thermally broken windows for minimal energy costs and long-term p... read more
GVD Builders & Construction
620 Commerce Drive, Roseville, CA 95678
GVD Builders & Construction is a licensed Sacramento residential contractor specializing in ADU construction, custom home building, home additions, kitchen & bathroom remodeling, siding, window replacement, and whole house remodeling.
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ADU Services Tarzana
18340 Ventura Boulevard, Tarzana, CA 91356
Milanco Building Group (MBG) is a certified general contracting company that offers extremely competitive prices while working under all the proper licenses and insurances.
We are a full turn-key company that performs projects in the commerc... read more
American Helical
1850 Countryside Dr. #1005, Turlock, CA 95380
American Helical (CA LIC #1128975) is a full-service ADU contractor in California offering planning, design, permitting, and construction. A 3rd-generation builder, they provide pre-designed models, custom ADUs, and prefab installs across multiple... read more
DMC Construction LLC
1177 Vanderbilt Circle, Manteca, CA 95337
Welcome to limitless possibilities with DMC Construction’s Accessory Dwelling Unit (ADU) construction services. As the demand for flexible living spaces grows, they stand ready to transform your property with innovative and expertly crafted acce... read more
Mountain Top Construction
30 North San Pedro Road, San Rafael, CA 94903
Mountain Top Construction is a Bay Area ADU builder serving San Rafael, San Francisco, and Las Vegas. They specialize in detached ADUs, backyard cottages, granny flats, and in-law suites, managing design, permitting, and construction.
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Level Up Contractor
6700 Fallbrook Avenue, West Hills, CA 91307
Level Up Contractor is an ADU builder in Los Angeles offering garage conversions, detached ADUs, and JADUs. Services include full permitting, design-build, and LADBS coordination. Costs range from $100K to $450K depending on project type.
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Enjoy Build
10089 Willow Creek Road, San Diego, CA 92131
Enjoy Build, a licensed San Diego County general contractor (CSLB #1141989), offers design-build ADU construction including detached, attached, garage conversion, two-story, and JADU options. Services span site assessment, design, permitting, and ... read more
OCA Builders | Construction Company & ADU Contractor
245 20th Avenue, Santa Cruz, CA 95062
OCA Builders is a trusted Santa Cruz general contractor specializing in ADU construction, custom homes, kitchen & bathroom remodeling, room additions, and commercial build-outs, delivering quality craftsmanship with deep local zoning expertise... read more
GLAD Construction ADU Builders Roseville
2281 Lava Ridge Court, Roseville, CA 95661
California homeowners can access ADU funding through state programs like CalHome, LEAP Grants, and CDBG, plus local initiatives offering loans and technical assistance. GLAD Construction ADU Builders Roseville helps clients navigate these opportun... read more
Integrity Home Improvements
7343 Ronson Road, San Diego, CA 92111
Integrity Home Improvements is a San Diego remodeling company founded in 2003 by Ryan Parkinson. Specializing in kitchen & bathroom remodels, home additions, and outdoor living, they serve communities across the greater San Diego area.
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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.