Garage Conversion near Fullerton, CA
En Builders Inc.
18375 Ventura Boulevard, Tarzana, CA 91356
40.3 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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ADU Cities
1420 East Katella Avenue, Anaheim, CA 92867
6.1 miles
ADU Cities is a California design-build firm specializing in ADUs, JADUs, garage conversions, and remodels. They manage design, permitting, and construction, helping homeowners add living space, boost property value, or generate rental income.
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US Modular Inc.
579 West County Line Road, Calimesa, CA 92320
49.5 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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Sennikoff Architects
5500 2nd Street, Long Beach, CA 90803
14.6 miles
Sennikoff Architects, based in California, specializes in ADU design, custom homes, and remodels in Long Beach and Southern California. Led by licensed architect Steven Sennikoff, the firm offers detached ADUs, garage conversions, and JADUs with full permit coordination.
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Downey ADU Builders
8607 Imperial Highway, Downey, CA 90242
11.3 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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Bela Development
1023 Abbot Kinney Boulevard, Venice, CA 90291
32 miles
Bela Development is an LA-based design-build firm with 15+ years specializing in ADU construction, garage conversions, detached ADUs, and JADUs. They manage design, permitting, and build under one roof, delivering legal living spaces that boost property value by 20–30%.
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Joseph Construction
4695 MacArthur Ct, Newport Beach, CA 92660
15.2 miles
Joseph Construction Builders LLC is a licensed detached ADU builder in Newport Beach & Costa Mesa, CA, with 30+ years of experience. Services include detached ADUs, garage conversions, JADUs, and home additions across Orange County.
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Ground Up Builders
14520 Erwin Street, Van Nuys, CA 91411
36.4 miles
Ground Up Builders helps Alhambra homeowners build fully permitted ADUs, including garage conversions, detached units, and backyard cottages. As a design-build ADU contractor, they manage design, permitting, and construction.
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SouthStar USA
1611 Pomona Road, Corona, CA 92878
19 miles
SouthStar USA offers ADU construction in Riverside & Orange County, CA. Services include detached ADUs, attached ADUs, garage conversions & JADUs. Quality builds, permit-compliant, with transparent pricing for every project stage.
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Fontana General Contractors
14189 Foothill Boulevard, Fontana, CA 92335
29.1 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.
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ADU Conversion
Los Angeles, CA
21.5 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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Team Allstar Construction
301 9th Street, Redlands, CA 92374
44.6 miles
Team All Star Construction (CSLB #1009760) is a California-licensed design-build contractor specializing in Accessory Dwelling Units (ADUs) for homeowners across Southern California. The company serves San Bernardino County, Riverside County, Orange County, Los Angeles County, San Diego County, and Ventura County.
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iHome Design & Remodel
614 South Euclid Street, Fullerton, CA 92832
1.6 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.
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EG Modern Construction
421 East Elmwood Avenue, Burbank, CA 91501
29.4 miles
EG Modern Construction offers full-service ADU design and construction in Los Angeles, including detached ADUs, garage conversions, and JADUs. Licensed and insured, they manage consultation, permitting, and build completion.
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Los Angeles ADU Contractors
3744 Flower Street, Los Angeles, CA 90007
22.5 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.
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Other cities in California
What you need to know
Searching for top Garage Conversion ADU Contractors in Fullerton, 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 Fullerton 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.
Fullerton 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 Fullerton, California, and get started today.