Detached ADU near Downey, CA
K&S Design Build
11115 Aqua Vista Street, Los Angeles, CA 9160
20.9 miles
K&S Design Build specializes in ADU construction and garage conversions, offering full design-build services from concept to completion. They handle permits, city regulations, and create granny flats, in-law suites, backyard cottages, and rent... read more
Herbertson OG
6306 DOWNEY St, Riverside, CA 92509
36.9 miles
Herbertson OG is a construction and solar company offering ADU building, remodeling, new construction, roofing, HVAC, and solar panel installation. They serve homeowners, investors, and designers across residential and commercial projects.
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New Birth Builders
11500 West Olympic Boulevard, Los Angeles, CA 90064
19.2 miles
New Birth Builders believes that a room addition or Garage Conversion is a great way to increase your home’s value and this new space can be used in a variety of ways. For most homeowners adding a room is less cost efficient and stressful than h... read more
NEO Builders Inc
12725 Califa Street, Valley Village, CA 91607
40.4 miles
NEO Builders is a locally owned and operated construction and design company that helps every client individually and brings a unique perspective to each build.
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Thousand Oaks ADU Builders
5155 Clareton Drive, Agoura Hills, CA 91301
38.4 miles
Thousand Oaks ADU Builders offers expert ADU design, permitting, garage conversions, and detached or attached ADU construction. Serving Thousand Oaks, CA, they handle floor plans, city approvals, and code-compliant builds up to 1,000 sq ft.
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Homeplex
421 West Broadway, Long Beach, CA 90802
12.2 miles
Prefab vs. stick-built ADUs explained. Homeplex offers the Clever ADU, an HCD-certified modular unit built all-electric in a factory, saving 5–6 months vs. traditional construction. Costs vary based on site conditions.
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Baum Construction & Development Inc
2900 Fidler Avenue, Long Beach, CA 90815
10 miles
ADUs (accessory dwelling units) are self-contained homes on existing properties, ideal for rentals or multi-generational living. Costs range $100K–$200K. Baum Construction & Development Inc builds ADUs in Long Beach, CA.
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EZ ADU & Garage Conversion
300 South Harbor Boulevard, Anaheim, CA 92805
14.2 miles
EZ ADU & Garage Conversion is a trusted ADU builder and garage conversion contractor in Orange County, CA. They offer custom ADU construction, garage conversions, design, and permitting services for homeowners seeking quality living space solu... read more
Bunch Design
2718 West Avenue 34, Los Angeles, CA 90065
17.1 miles
ADUs (granny flats/backyard cottages) boost property value & rental income. Bunch Design, LA, offers custom & pre-designed ADUs: Garage Studio ($300K+), Cottage ($400K+), Stop Making Sense ($425K+), and Step ADU ($425K+).
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IBA Builders
13743 Ventura Boulevard, Sherman Oaks, CA 91423
23.2 miles
Garage conversion to ADU in Los Angeles requires structural upgrades, permits, and utility connections. IBA Builders evaluates ceiling height, slab condition, setbacks, and utility access before design begins, ensuring code compliance and accurate... read more
Cahla Construction Group
12207 Hawthorne Boulevard, Hawthorne, CA 90250
12.7 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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Quality First Builders
15250 Ventura Boulevard, Sherman Oaks, CA 91403
23.5 miles
Quality First Builders offers full-service ADU construction across LA County since 2014. They handle design, permits, and building in-house for detached ADUs, garage conversions, JADUs, and in-law suites.
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ADU Construction OC
San Clemente, CA 92705
46.2 miles
ADU Construction OC specializes in accessory dwelling units in San Clemente, CA. Services include detached ADUs, garage conversions, above-garage ADUs & JADUs. Founded by Jed Stamen with 30+ years experience.
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Go Home Builders
15132 Ventura Boulevard, Sherman Oaks, CA 91403
23.5 miles
GO Home Builders is a licensed LA construction company specializing in custom homes, ADUs, garage conversions, fire rebuilds, and remodels. Their design-build model streamlines permitting, zoning, and construction across Los Angeles and LA County.
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ADU Builders
6464 Sunset Boulevard, Hollywood, CA 90028
15.9 miles
ADU Builders is a licensed Los Angeles ADU contractor with 15 years of experience. They build detached ADUs, garage conversions, attached ADUs, and JADUs, handling permits, design, and inspections for stress-free ADU construction.
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Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in Downey, 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 Downey 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.
Downey 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 Downey, California, and get started today.