Detached ADU near Downey, CA
Ataman Studio
13151 Fountain Park Drive, Los Angeles, CA 90094
17.3 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.
read more
View ADU Builders
18740 Ventura Boulevard, Tarzana, CA 91356
28.5 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.
read more
Avorino
360 E 1st St #355, Tustin, CA 92780
22.2 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.
read more
JL Biber Construction Inc.
15548 Saddleback Road, Riverside, CA 92506
43.4 miles
An ADU is a secondary residential unit on the same property as a primary home. JL Biber Construction Inc., a licensed ADU builder in Riverside, California, offers full-service garage conversions, granny flats, and detached ADU construction.
read more
Ted Design Build
513 West Wilson Avenue, Los Angeles, CA 91203
16.3 miles
Ted Design Build is an LA-based ADU contractor offering full-service design, permitting, and construction. Specializing in detached ADUs, garage conversions, and in-law suites across Los Angeles and Glendale.
read more
L Square Construction
Irvine, CA 92705
22.4 miles
L Square Construction is an ADU contractor serving Los Angeles & Orange County, CA. They offer full-service design-build ADU solutions including detached units, in-law suites, garage conversions, and energy-efficient builds with solar integration.
read more
BuildShure
401 Corporate Pointe, Culver City, CA 90230
16.2 miles
BuildShure specializes in ADUs and tiny homes, offering models like Studio Pod, Casita, and 2-bed Residence built with SIP Panels. They guarantee fixed pricing and pay $500/day for delays, ensuring reliable, energy-efficient backyard cottages.
read more
Better Together Builders
7026 Rhea Avenue, Reseda, CA 91335
29.3 miles
Better Together Builders (BTB) is a full-service ADU contractor offering studio and bedroom floor plans, garage conversions & backyard units. They manage design, permits & construction. California clients may qualify for the CalHFA ADU Grant up to $40,000.
read more
Buildwright Construction
5320 Satsuma Avenue, North Hollywood, CA 91601
21.3 miles
Buildwright Construction offers full-service ADU construction, including detached ADUs, granny flats, in-law suites, and JADUs. They handle planning, permits, and building, helping property owners add rental income, guest space, or multi-generational living.
read more
Flip It Homes Inc.
20501 Ventura Boulevard, Woodland Hills, CA 91364
30.2 miles
Flip It Homes Inc. is a Southern California ADU builder with 10+ years of experience in garage conversions, new construction ADUs, and home renovations across Los Angeles, San Fernando Valley, and surrounding communities.
read more
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.
read more
The ADU Guru
3438 Troy Drive, Los Angeles, CA 90068
17.8 miles
The ADU Guru is a full-service ADU contractor in Los Angeles & Orange County, specializing in garage conversions, detached ADUs & granny flats. With 100+ units completed, they offer $0 down, free 3D design & tenant placement.
read more
Doran Companies LLC
1041 N Cypress St, La Habra, CA 90631
9.4 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.
read more
The Sterling-Watson Collective
1441 Huntington Dr, 1900, South Pasadena, CA 91030
11.3 miles
Sterling-Watson Collective is a full-service ADU contractor in Los Angeles offering design, permitting, structural engineering & construction management for accessory dwelling units, helping homeowners add rental units, guest suites & more.
read more
ADU Certified
4401 Atlantic Avenue, Long Beach, CA 90807
9.5 miles
ADU Certified is a Long Beach, CA contractor specializing in ADU planning, permitting & construction since 2000. Services include garage conversions, detached ADUs, kitchen & bathroom remodeling throughout Southern California.
read more
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.