Detached ADU near Fontana, CA
Stephens Brothers Construction
31779 Fallbrook Circle, Murrieta, CA 92563
41.9 miles
Stephens Brothers Construction is Temecula & Murrieta's top ADU builder since 2011, offering detached ADUs, JADUs, garage conversions & casitas. Costs from $300–$350/sq ft. Licensed, hands-on, and serving all of Riverside County.
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J. P Homes
780 North Euclid Street, Anaheim, CA 92801
32.8 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.
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Downey ADU Builders
8607 Imperial Highway, Downey, CA 90242
39.8 miles
Downey ADU Builders offers expert ADU contractor services including detached ADUs, garage conversions, attached ADUs, JADUs, and home additions. Licensed contractors handle permits, design, and construction with 10+ years of experience.
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ADU Resource Center
600 North Brand Boulevard, Glendale, CA 91203
45.6 miles
ADU Resource Center is a Glendale, CA-based ADU contractor with 600+ completed units. They offer full-service ADU building, including design, permitting, financing, and construction of detached, attached, and garage conversion ADUs across Southern California.
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Herbertson OG
6306 DOWNEY St, Riverside, CA 92509
8.7 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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ADU Custom Home Source
1420 East Katella Avenue, Norco, CA 92867
29.8 miles
ADU Custom Home Source, based in Riverside, CA, specializes in custom manufactured homes and ADUs. Serving Southern California, they handle design, permitting, financing, and installation, offering granny flats, casitas, and detached ADUs.
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ADU Custom Homes
1420 East Katella Avenue, Orange, CA 92867
30.9 miles
ADU Custom Homes is a licensed California ADU contractor with 35+ years of experience serving LA, Orange & Riverside counties. They specialize in detached ADUs, garage conversions & additions, managing projects from permits to Certificate of Occupancy.
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Michael Matthews Studio
Baxter Street, Los Angeles, CA 90039
47.7 miles
Michael Matthews Studio is an architecture firm in Los Angeles specializing in custom homes, ADUs, SB9 units, high-end renovations, and modern design. We believe architecture is a catalyst of change for individuals, communities, and the planet.
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UNI Construction
1142 South Diamond Bar Boulevard, Diamond Bar, CA 91765
20.6 miles
UNI Construction builds detached and attached ADUs, handling site planning, structural engineering, and permit-ready drawings. Options include backyard cottages, granny flats, and in-law suites, all code-compliant and tailored to your property.
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Levatto Construction
1657 Camelot Dr, Redlands, CA 92374
18.4 miles
Levatto Construction offers ADU construction in Redlands, CA, including granny flats, garage conversions, backyard cottages & attached units. Code-compliant builds tailored to your property goals.
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Peck General Construction
18734 Lilac Street, Hesperia, CA 92345
25.5 miles
Peck General Construction builds ADUs in Orange County, Los Angeles & Inland Empire. Services include garage conversions, detached backyard cottages & granny flats. Full-service from permits to final inspection under a Design-Build model.
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Avica Construction & Development Inc
357 West Route 66, Glendora, CA 91740
23.2 miles
Avica Construction & Development Inc is a licensed LA-based ADU contractor building detached ADUs, garage conversions, attached ADUs & JADUs across Los Angeles, Orange County & San Bernardino County, managing design, permits & construction.
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Orange County Construction
1173 North Red Gum Street, Anaheim, CA 92806
28.7 miles
ADU's by Design
3600 Lime Street, Riverside, CA 92501
9.5 miles
ADU's by Design is an Inland Empire ADU contractor serving Riverside & San Bernardino County. They offer full-service accessory dwelling unit design & construction, including detached ADUs, garage conversions, remodeling & architectural design.
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Papaya Construction
2020 Main Street, Irvine, CA 92614
36.4 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.
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Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in Fontana, 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 Fontana 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.
Fontana 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 Fontana, California, and get started today.