Garage Conversion in California
Step-up Construction
398 Bay Street, San Jose, CA 95123
Step-up Construction is a San Jose ADU contractor specializing in garage conversions, attached additions, and detached backyard ADUs. Costs range from $80K to $475K. They guide homeowners through permits, zoning, and San Jose's ADU regulations.
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California Bay Builders & Remodeling
2150 N 1st Street Suite 400, San Jose, CA 95131
Bay Area design-build ADU specialists. One project, one point of contact — design, engineering, permitting, and construction from start to finish. CSLB #1130783.
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Sea Pointe Design & Remodel
576 Wald, Irvine, CA 92618
Considering an ADU in California? Sea Pointe Design & Remodel helps homeowners plan and build accessory dwelling units, including garage conversions, granny flats, and backyard cottages, handling permits, design, and construction.
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Home Remodel Bakersfield
2800 Buck Owens Boulevard, Bakersfield, CA 93308
Home Remodel Bakersfield is a licensed ADU contractor in Bakersfield, CA, offering detached ADUs, garage conversions, JADUs, and home remodeling. Projects typically complete in 8–12 weeks with free consultations and itemized estimates.
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ADU 4 You Pros
Fresno, CA 93710
ADU 4 You Pros is a California Central Valley ADU contractor offering full-service accessory dwelling unit solutions, including detached ADUs, garage conversions, and in-law suites, handling design, permitting, and construction.
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Ritz ADU Design Build
7878 Clairemont Mesa Boulevard, San Diego, CA 92111
RITZ ADU Design Build has served San Diego County since 1965, offering full-service ADU construction including granny flats, garage conversions, backyard offices & rental units. Expert planning, 3D design, permitting & builds that boost property value.
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Schaefer Custom Homes
4251 South Higuera Street, San Luis Obispo, CA 93401
Schaefer Custom Homes builds ADUs in San Luis Obispo County, offering full ADUs, JADUs, garage conversions & detached units. They manage permits, design & construction for rental income, family living & more.
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MTR
1984 Enterprise Boulevard, West Sacramento, CA 95691
MTR (Modern Technology Resources Inc.) offers full-service ADU design and construction in Sacramento, CA. Services include custom builds, garage conversions, permit management, and prefab options—helping homeowners add value with functional, affordable accessory dwelling units.
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CCS Inc.
5535 Balboa Boulevard, Encino, CA 91316
CCS Inc. offers ADU construction, garage conversions, remodeling & permit services in Long Beach, CA. Costs range from $100K–$400K+, with timelines of 4–14 months. Free consultations available for eligible residential properties.
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Green Tech
5605 Woodman Avenue, Van Nuys, CA 91401
Green Tech Remodeling offers full-service construction, renovation, and ADU projects including garage conversions, kitchen and bathroom remodels, home additions, flooring, roofing, electrical, plumbing, and more, with 3D design previews included.
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DevArt8 Builders
1828 South Milpitas Boulevard, Milpitas, CA 95035
DevArt8 Builders specializes in ADU construction in Gilroy, offering floor plans from 350–650 sq. ft. They handle permits, ensure zoning compliance, and build detached ADUs, attached units, and garage conversions tailored to each property.
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Cornejos Builders
8909 Elmont Avenue, Downey, CA 90240
Cornejos Builders offers ADU construction, garage conversions & home additions in LA & Orange County. 24 ADUs completed in 4 years. Costs range $80K–$250K. Licensed, insured, bonded. 1-year warranty included.
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YOR Construction
12135 Miranda Street, Valley Village, CA 91607
An ADU (accessory dwelling unit) is a secondary home on a residential lot. Garage conversion ADUs are cost-effective options. YOR Construction, an LA-based ADU contractor, specializes in garage conversions tailored to homeowner needs.
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Element Home Remodeling
800 West El Camino Real, Mountain View, CA 94040
Element Home Remodeling is a Mountain View ADU contractor offering full design-build services in Silicon Valley. They specialize in garage conversions, backyard cottages, in-law suites & rental units, serving Palo Alto, Sunnyvale & San Jose.
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House To Home
374 Encinitas Boulevard, Encinitas, CA 92024
House to Home is a trusted ADU builder in San Diego with 25+ years of experience. They specialize in granny flats, guest houses, garage conversions, and Junior ADUs, serving San Diego, Carlsbad, La Jolla & more.
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Other cities in California
What you need to know
Searching for top Garage Conversion ADU Contractors in 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 California 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.
California 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 California, and get started today.