Attached ADU near Foothill Ranch, CA
Infinity ADU
645 West 15th Street, Long Beach, CA 90813
42 miles
Infinity 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 more
ADU Los Angeles
3744 Flower St, Los Angeles, CA 90007
41.5 miles
ADU Los Angeles (ADLA) is a specialized ADU contractor serving LA County. They offer consulting, custom design, construction, garage conversions, basement ADUs, attached and detached units, helping homeowners maximize property value.
read more
Aspace Studios
p.o. box 851, Glendora, CA 91741
16.9 miles
Aspace Studios is an LA-based design-build firm specializing in ADUs and residential expansions. They handle detached, attached, garage conversion, and JADU projects, guiding homeowners through design, permitting, and construction.
read more
iHome Design & Remodel
614 South Euclid Street, Fullerton, CA 92832
27 miles
iHome Design & Remodel specializes in custom ADU and casita construction, offering full-service builds from design to completion. Services include garage conversions, detached ADUs, permit handling, and free 3D consultations for homeowners.
read more
Huntington Beach Pro ADU Builder
7772 Warner Avenue, Huntington Beach, CA 92647
39.5 miles
Huntington Beach Pro ADU Builder specializes in ADU construction, garage conversions, and detached ADUs. With 20 years of experience and 500+ projects, they offer full design-build services, permit handling, energy-efficient features, and transparent pricing.
read more
Ted Design Build
513 West Wilson Avenue, Los Angeles, CA 91203
39.5 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
ADU Certified
4401 Atlantic Avenue, Long Beach, CA 90807
40.8 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
Papaya Construction
2020 Main Street, Irvine, CA 92614
33.3 miles
Papaya Construction Group is a licensed design-build ADU contractor in Orange County, CA. Founded in 2018, they offer detached ADUs, garage conversions, attached units & above-garage builds across Irvine, Anaheim & more.
read more
J. P Homes
780 North Euclid Street, Anaheim, CA 92801
28 miles
JP 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 more
Premium ADU
5161 Lankershim Boulevard, North Hollywood, CA 91601
46.1 miles
Premium 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 more
ADU Design Homes
2610 Pacific Avenue, Manhattan Beach, CA 90266
49.8 miles
ADU Design Homes is a full-service ADU design and build firm in Los Angeles and Orange County. They handle detached ADUs, JADUs, garage conversions, permitting, engineering, and construction under one roof.
read more
Potato Construction
8326 East Valley Boulevard, Rosemead, CA 91770
29.5 miles
Potato Construction Inc., based in Rosemead, CA, is a licensed ADU contractor with 15+ years of experience. They build detached ADUs, garage conversions, attached ADUs, and JADUs across the San Gabriel Valley and greater Los Angeles area.
read more
Fontana General Contractors
14189 Foothill Boulevard, Fontana, CA 92335
4.4 miles
Fontana General Contractors builds custom ADUs, including detached units, garage conversions, and in-law suites. They handle permits, zoning, and full construction management, helping property owners add value and flexible living space.
read more
Foothill Renovators
2541 Charford Street, Glendora, CA 91740
16.9 miles
Foothill Renovators offers home remodeling, ADU construction, new builds, and additions. Services include flooring, roofing, electrical, plumbing, and more. They handle permits and full project management for detached ADUs, granny flats, and garage conversions.
read more
Los Angeles ADU Contractors
3744 Flower Street, Los Angeles, CA 90007
41.5 miles
Trusted ADU builder in Los Angeles County specializing in granny flats, in-law suites & garage conversions. Boost property value, earn rental income & add living space with expert, code-compliant ADU construction.
read more
Other cities in California
What you need to know
Searching for top Attached ADU ADU Contractors in Foothill Ranch, 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 Foothill Ranch 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.
Foothill Ranch 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 Foothill Ranch, California, and get started today.