Detached ADU near Westminster, CA
Doran Construction
1041 N Cypress St, La Habra, CA 90631
13.4 miles
At Doran Companies LLC, we specialize in creating accessory dwelling units (ADUs) that are not just spaces, but extensions of your home’s character. Whether you’re considering garage conversions, new construction, or in-law suites, our expertise ensures a seamless blend of functionality and aesthetics.
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The Los Angeles ADU Builders
240 South Beverly Drive, Beverly Hills, CA 90212
32 miles
Los Angeles ADU Builders is a licensed ADU contractor in Beverly Hills offering custom ADU design, garage conversions, detached ADUs, JADUs & in-law suites. CSLB certified, fully insured, with expert permit handling & transparent pricing.
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Paramount Manufactured Sales
11759 Magnolia Avenue, Riverside, CA 92503
34.8 miles
Paramount Manufactured Sales in Riverside offers Skyline Homes-built ADUs for Southern California homeowners in LA, Orange, Riverside, San Bernardino & San Diego Counties. Models range from 479–849 sq ft. California law now allows detached ADUs up to 1,200 sq ft.
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ADU Los Angeles
3744 Flower St, Los Angeles, CA 90007
24.7 miles
ADU Los Angeles (ADLA) is a specialized ADU contractor serving LA County. They offer consulting, custom design, construction, garage conversions, basement ADUs, attached and detached units, helping homeowners maximize property value.
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Builderwell
9641 Irvine Center Drive, Irvine, CA 92618
13.5 miles
Builderwell is an ADU contractor in Orange County, CA, offering full-service design-build solutions for custom accessory dwelling units, including guest houses, in-law suites, and rental units across Irvine, Newport Beach, and Laguna Hills.
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ADU Design Build
21781 Ventura Blvd, Los Angeles, CA 91364
45.2 miles
ADU Design + Build is a Los Angeles County general contractor specializing in ADU planning, design, and construction. Services include detached ADUs, garage conversions, and backyard cottages. ADUs can boost property value and generate $2,000+/month in rental income.
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Baumeister Construction
1379 West Park Western Drive, San Pedro, CA 90732
18.1 miles
Baumeister Construction offers full-service ADU construction in Carson, CA, including garage conversions, JADUs & detached units. 20+ years experience, woman-led, covering design, permitting & sustainable builds.
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Newform Builders
10960 Wilshire Boulevard, Los Angeles, CA 90024
33.4 miles
Newform Builders specializes in ADU construction for multi-family and mixed-use properties. They handle permits, inspections, and code-compliant builds, including detached, attached, and space-conversion ADUs, ensuring safe, regulation-aligned results from planning to completion.
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Built To Perfection
21201 Victory Boulevard, Canoga Park, CA 91303
46.3 miles
Built To Perfection is an ADU contractor & garage conversion specialist in LA & Orange County. With 20+ years experience, they offer full design-build services, permit handling & free 3D consultations. Projects range from $80K–$250K.
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EcoSmart Builders
21300 Victory Boulevard, Calabasas, CA 91367
45.8 miles
EcoSmart Builders is a licensed Southern California ADU contractor specializing in accessory dwelling units, home expansions, and fire rebuilds. Serving Los Angeles County, they manage design, permitting, and construction of detached, attached, garage conversion, and junior ADUs.
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EHD Builders
18375 Ventura Boulevard, Tarzana, CA 91356
42.7 miles
EHD Builders offers ADU construction services in Los Angeles, CA, including garage conversions, detached units & additions. Costs range from $150K–$350K+. Services cover permits, framing, plumbing, electrical & more.
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Otto ADU
2926 Denby Avenue, Los Angeles, CA 90039
28.8 miles
Otto ADU is a licensed Los Angeles ADU builder specializing in garage conversions, detached ADUs, JADUs & granny flats. Serving LA County with 100+ completed units, adding avg. $185K in home value.
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SummitView ADU Builders
18740 Ventura Boulevard, Tarzana, CA 91356
42.7 miles
SummitView ADU Builders is a trusted Los Angeles ADU contractor specializing in detached ADUs, garage conversions, attached ADUs & in-law suites. Costs range from $80K–$350K+. Free 3D design consultations available.
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MDM General Contractors
1236 North Fairfax Avenue, Los Angeles, CA 90046
31 miles
MDM General Contractors offers full-service ADU construction in San Bernardino, including garage conversions, granny flats & detached ADUs. Licensed & insured, they handle design, permits, and build from start to finish.
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Gather ADU
19849 Nordhoff Street, Los Angeles, CA 91324
45.7 miles
Gather ADU is a Los Angeles-based ADU specialist with 10+ years of experience and 127+ completed projects. Services include feasibility analysis, permits, financing, and construction for detached ADUs, garage conversions, attached ADUs, and JADUs across LA County.
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Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in Westminster, 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 Westminster 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.
Westminster 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 Westminster, California, and get started today.