Detached ADU near Orange, CA
Bunch Design
2718 West Avenue 34, Los Angeles, CA 90065
36.4 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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ADU Homes, Inc.
245 East 3rd Street, Long Beach, CA 90802
18.1 miles
ADU Homes is a full-service ADU contractor in Los Angeles & Orange County offering design-build solutions. They handle design, permitting & construction with fixed pricing. Options include studios, 1-3 bed units & carriage units.
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Xavier Design Group
11595 Autumn Sage Avenue, Temecula, CA 91752
21.4 miles
An accessory dwelling unit (ADU) is a secondary home on a single-family lot with kitchen, bath, and sleeping space. Xavier Design Group helps Southern California homeowners build ADUs with trusted contractors and transparent pricing.
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ORR Construction
1977 Obispo Avenue, Signal Hill, CA 90755
19.3 miles
ADUs are secondary units built on existing lots. ORR Construction builds detached ADUs, garage conversions, JADUs & in-law suites in California. Costs range $50–$300/sq ft. California laws like SB 897 simplify the permitting process.
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En Builders Inc.
18375 Ventura Boulevard, Tarzana, CA 91356
48.4 miles
En Builders Inc. is an ADU contractor offering granny flats, garage conversions, JADUs, and 2nd story ADUs. They also provide kitchen remodeling, bathroom remodeling, room additions, roofing, solar solutions, and more.
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Next Level ADU Builders
8520 Florence Avenue, Downey, CA 90240
19.9 miles
Next Level ADU Builders, serving Los Angeles, Riverside & Pico Rivera since 1997, specializes in ADU construction—detached units, granny flats & casitas—plus HVAC, remodeling & roofing, with financing options available.
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OC Master ADU Construction
809 East Katella Avenue, Orange, CA 92867
1.1 miles
OC Master ADU Construction builds ADUs across Orange County, offering detached units, garage conversions, JADUs & attached additions. Services include design, permitting & full construction management for rental income or family housing.
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Better Together Builders
7026 Rhea Avenue, Reseda, CA 91335
49.1 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.
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ADU Conversion
Los Angeles, CA
29.7 miles
ADU Conversion is a California-based ADU contractor specializing in detached ADUs, garage conversions, Junior ADUs, and attached units. They manage design, permitting, and construction, ensuring compliance with California ADU laws for homeowners seeking rental income or multigenerational housing.
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JL Biber Construction Inc.
15548 Saddleback Road, Riverside, CA 92506
26.3 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.
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Productive Home Renovation Inc
7241 Lankershim Boulevard, North Hollywood, CA 91605
40.6 miles
Productive Home Renovation Inc offers full-service room additions, including porches, upper stories & interior expansions. They handle permits, planning & construction, ensuring code compliance & durable results tailored to each homeowner's needs.
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FabuHome
9451 Telstar Avenue, El Monte, CA 91731
22.8 miles
FabuHome offers affordable ADU building services, including detached units, in-law suites & backyard cottages. Full-service design to construction, tailored to your budget, helping homeowners add value & flexible living space.
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Calpacific Constracting
24024 Outrigger Drive, Canyon Lake, CA 92587
34.3 miles
Calpacific Contracting builds ADUs, casitas & garage conversions across Riverside, Orange, LA & San Bernardino Counties. 80+ years experience. Full-service: permits, design, construction & inspections handled end-to-end.
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Jean Prescott Studio
120 Newport Center Dr, Newport Beach, CA 92660
13.6 miles
Jean Prescott Studio offers ADU design, construction, and home remodeling services in San Clemente. Services include kitchen remodels, bathroom renovations, room additions, permit management, and custom ADU plans for rental income or flexible living.
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Liebo Builders
750 North San Vicente Boulevard, West Hollywood, CA 90069
37.5 miles
Liebo Builders is a Southern California ADU contractor specializing in detached, attached, garage conversion & interior ADUs. Services include custom design, permitting, and construction for guest houses, rentals & home offices.
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What you need to know
Searching for top Detached ADU ADU Contractors in Orange, 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 Orange 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.
Orange 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 Orange, California, and get started today.