Garage Conversion near Fontana, CA
Infinity ADU
645 West 15th Street, Long Beach, CA 90813
47.3 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.
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RD Fast Construction
3603 San Pedro Street, Los Angeles, CA 90011
46.5 miles
RD Fast Construction offers ADU garage conversions in Los Angeles, helping homeowners add property value, rental income, guest space, or housing for adult children using existing infrastructure for cost-effective results.
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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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Los Angeles ADU Contractors
3744 Flower Street, Los Angeles, CA 90007
47.7 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.
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Otto ADU
2926 Denby Avenue, Los Angeles, CA 90039
47.7 miles
Otto ADU is a licensed Los Angeles ADU builder specializing in garage conversions, detached ADUs, JADUs & granny flats. Serving LA County with 100+ completed units, adding avg. $185K in home value.
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Huntington Beach Pro ADU Builder
7772 Warner Avenue, Huntington Beach, CA 92647
43.3 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.
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Bartona Builders
331 Delaware Road, Burbank, CA 91504
49.4 miles
Bartona Builders specializes in ADU construction in Los Angeles, offering detached ADUs, garage conversions, and in-law suites. They manage the full build process, ensuring code-compliant construction that adds value to residential properties.
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SDS Homes
42400 Winchester Road, Temecula, CA 92590
45.6 miles
SDS Homes Construction is a Temecula, CA design-build contractor specializing in ADUs, granny flats, and Casitas. They offer turnkey services from design to permitting and construction, serving Temecula and Murrieta homeowners.
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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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ADU Conversion
Los Angeles, CA
44.9 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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Pasadena Master ADU Builder
930 East Colorado Boulevard, Pasadena, CA 91106
37.8 miles
Pasadena Master ADU Builder is a top ADU contractor in San Gabriel Valley, offering detached ADUs, garage conversions, and JADUs. With 20+ years experience, 150+ projects, and 98% satisfaction, they deliver compliant, high-quality builds boosting property value by 20–30%.
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San Gorgonio Builders
529 North 41 Street, Banning, CA 92220
32.9 miles
San Gorgonio Builders is a licensed General B contractor near Banning, CA, with 40+ years of experience. Specializing in ADU construction, garage conversions, custom homes, and remodeling across Riverside, San Bernardino, Orange, and Los Angeles Counties.
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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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US Modular Inc.
579 West County Line Road, Calimesa, CA 92320
22.9 miles
US Modular Inc. is a trusted ADU builder in Riverside County, CA, with 35+ years of experience. They offer prefab ADUs, garage conversions & casitas starting at $150,000, completed in 6–9 months.
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Molinar Design
1132 Spence Street, Los Angeles, CA 90023
47.7 miles
Molinar Design is a licensed design-build firm in Los Angeles offering ADUs, garage conversions, custom homes, remodeling, commercial architecture, permit packages, and fire & water damage restoration across Los Angeles County.
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Other cities in California
What you need to know
Searching for top Garage Conversion 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 Garage Conversion 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 Garage Conversion 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 Garage Conversion experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Garage Conversion ADU Contractors in Fontana, California, and get started today.