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Attached ADU near Downey, CA
IND Construction
16430 Ventura Boulevard, Encino, CA 91436 25.7 milesAt 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 project leads to assess your needs and develop several design and furnishing options.
read moreVertebrae
725 South Los Angeles Street, Los Angeles, CA 90014 10 milesVertebrae is an LA-based, woman-owned architecture studio founded in 2012, specializing in ADU design and small-space living. Award-winning projects include the 2025 Architizer A+ Award and 2023 AIA LA Honor Award winners.
read morePremium ADU
5161 Lankershim Boulevard, North Hollywood, CA 91601 21 milesPremium ADU is a Los Angeles ADU specialist offering design, permitting, and construction of detached ADUs, garage conversions, and JADUs. Operating since 2021 with an in-house team, projects typically complete in 6–12 months.
read moreInfinity ADU
645 West 15th Street, Long Beach, CA 90813 11.1 milesInfinity ADU is a top ADU contractor in Long Beach, CA, specializing in attached, detached ADUs, granny flats & garage conversions. They handle design, permitting & construction, ensuring full local code compliance for a stress-free build.
read moreRnD Builders Inc
21250 Califa Street, Woodland Hills, CA 91367 31.2 milesRnD 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.
read moreA1 ADU Contractor
13701 Riverside Drive #200, Sherman Oaks, CA 91423 22.2 milesA1 ADU Contractor specializes in garage conversions and custom ADU construction throughout Los Angeles and the San Fernando Valley. With over 15 years of experience, our team provides complete design, permitting, and construction services to transform underutilized spaces into beautiful, functional living areas. Whether you're creating a rental unit, guest house, home office, or multi-family dwelling, we deliver high-quality craftsmanship and personalized solutions tailored to your needs.
read moreVision Home Remodeling
7717 Owensmouth Avenue, Canoga Park, CA 91304 32.6 milesVision Home Remodeling Inc. offers full-service ADU construction in Los Angeles, including detached units, attached dwellings, casitas, and rental-ready granny flats. Services cover design, permitting, and ground-up builds tailored to LA zoning laws.
read moreLux Builders
1020 Manhattan Beach Boulevard, Manhattan Beach, CA 90266 15.7 milesLux Builders offers room additions & ADU services in Los Angeles, including detached ADUs, garage conversions & second-story additions. With 20+ years experience, they manage design, permits & construction across LA County.
read moreThe ADU Builder Inc
3639 Atlantic Avenue, Long Beach, CA 90807 9.5 milesLos Angeles ADU contractor The ADU Builder offers 10+ years of experience in ADU construction, garage conversions, JADUs, custom homes & remodels. They guide clients through design, permits, financing & building with quality craftsmanship.
read moreJ. P Homes
780 North Euclid Street, Anaheim, CA 92801 13 milesJP Homes is a licensed ADU contractor in Southern California, serving Los Angeles, Orange County, Riverside & San Bernardino. They offer full-service ADU construction including detached units, garage conversions & more.
read moreLa Tour Builders
23362-G Via Fabricante, Mission Viejo, CA 92691 34.6 milesLa Tour Builders offers expert ADU construction in Laguna Niguel, CA, including garage conversions, detached units & attached additions. Licensed, insured & code-compliant, they help homeowners add rental income or multigenerational living space.
read moreJoel & Co. Construction
11693 San Vicente Boulevard, Los Angeles, CA 90049 13.9 milesJoel & Co. Construction, serving Los Angeles since 1983, offers expert residential & commercial construction, including custom homes, kitchen & bathroom remodels, ADUs, room additions, and general contracting across Beverly Hills, Santa Monica & beyond.
read moreAP Remodeling
5972 Washington Boulevard, Los Angeles, CA 90232 16.2 milesAP 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.
read moreDaniel's Development Group
22025 San Miguel Street, Woodland Hills, CA 91364 30.6 milesDaniel's Development Group builds ADUs in Los Angeles, including attached, detached, garage conversions & JADUs. Permits cost ~$6,000. Rental income averages $2,500/month. Free consultations available.
read moreOther cities in California
- North Highlands
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What you need to know
Searching for top Attached 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 Attached 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 Attached 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 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 Downey, California, and get started today.