Attached ADU near Hawthorne, CA
Ataman Studio
13151 Fountain Park Drive, Los Angeles, CA 90094
6.3 miles
Ataman Studio is a trusted ADU contractor in Los Angeles, serving all of California. Full-service design, permitting, and construction for detached ADUs, garage conversions, and in-law units, with compliance to local zoning and state regulations.
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Avorino
360 E 1st St #355, Tustin, CA 92780
32.4 miles
Avorino specializes in ADU construction, offering detached, attached, garage conversion, and above-garage units. Projects range from $250K–$400K, covering design, permitting, and build phases over 10–14 months.
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View ADU Builders
18740 Ventura Boulevard, Tarzana, CA 91356
20.9 miles
View 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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USA Builders Pro
2900 Bristol Street, Costa Mesa, CA 92626
31.2 miles
USA Builders Pro offers 20+ years of ADU construction and home addition services. Specializing in detached & attached ADUs, room additions, permits, and zoning compliance, they help homeowners boost property value and living space.
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Tohill Construction
250 East Easy Street, Simi Valley, CA 93065
35.1 miles
An ADU (accessory dwelling unit) is a secondary home on a single-family property. Tohill Construction builds granny flats, garage conversions & detached ADUs, offering predesigned plans, custom designs, and financing support.
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Oasis Builders
11500 West Olympic Boulevard, Los Angeles, CA 90064
10.1 miles
Oasis Builders is a trusted ADU contractor serving Greater Los Angeles, specializing in detached ADUs, attached ADUs, and garage conversions. Costs range from $100K–$300K, with timelines of 6–12 months. Full-service: permits, blueprints & turnkey construction.
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Silver Moccasin Builders
2613 Pasadena Avenue, Los Angeles, CA 90031
13.4 miles
ADU Garden Grove
11947 Valley View Street, Garden Grove, CA 92846
20.4 miles
Cahla Construction Group
12207 Hawthorne Boulevard, Hawthorne, CA 90250
0.5 miles
Cahla Construction Group is a licensed ADU contractor in Los Angeles offering ADU construction, garage conversions, kitchen & bathroom remodeling, home additions, and general contracting for residential and commercial clients.
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ADU Custom Homes
1420 East Katella Avenue, Orange, CA 92867
27.3 miles
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 of Occupancy.
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Step Up Builders Inc
16250 Ventura Boulevard, Encino, CA 91436
18.7 miles
Step Up Builders Inc is a Class A licensed ADU contractor in Encino, CA, serving Los Angeles, San Fernando Valley & Inland Empire. 30+ years experience in detached ADUs, garage conversions, JADUs & remodels. Free estimates available.
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Newform Builders
10960 Wilshire Boulevard, Los Angeles, CA 90024
11.4 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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1 Degree Construction
13107 Ventura Boulevard, Studio City, CA 91604
16.1 miles
1 Degree Construction is a Los Angeles ADU builder & home addition contractor. Services include detached ADUs, garage conversions, second-story additions & in-law suites. Projects range from $30K to $150K+.
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AP Remodeling
5972 Washington Boulevard, Los Angeles, CA 90232
8 miles
AP Remodeling is an ADU contractor offering garage conversions, ground-up ADU builds, and home additions. Projects range from 400 to 1,200+ sq ft with budgets from $20,000 to $300,000+, serving homeowners seeking rental income, in-law suites, or extra space.
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United Builders Development, Inc
25350 Magic Mountain Parkway, Santa Clarita, CA 91355
37.5 miles
Building an ADU boosts property value, generates rental income, and offers flexible living space. United Builders, a licensed ADU contractor, delivers expert design-build solutions, garage conversions, and custom ADUs on time and within budget.
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Other cities in California
What you need to know
Searching for top Attached ADU ADU Contractors in Hawthorne, 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 Hawthorne 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.
Hawthorne 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 Hawthorne, California, and get started today.