Garage Conversion in California
Murray Lampert Design, Build, Remodel
2851 Camino del Rio South, San Diego, CA 92108
Murray Lampert, San Diego's trusted ADU builder since 1975, offers full design-build services including granny flats, in-law suites, and garage conversions. With 50+ years of experience, they deliver custom, high-quality accessory dwelling units tailored to your needs.
read more
Ataman Studio
13151 Fountain Park Drive, Los Angeles, CA 90094
Ataman Studio is a trusted ADU contractor in Los Angeles, serving all of California. Full-service design, permitting, and construction for detached ADUs, garage conversions, and in-law units, with compliance to local zoning and state regulations.
read more
ON Design & Remodeling
1762 Technology Drive, San Jose, CA 95110
ON Design & Remodeling is a Bay Area ADU builder offering home additions, garage conversions, granny flats, and in-law suites. They help homeowners expand living space, boost property value, and generate rental income.
read more
CASITA ADU
2100 Palomar Airport Road, Carlsbad, CA 92011
Casita ADU is a San Diego-based full-service ADU builder handling permitting, design, and construction. As a trusted accessory dwelling unit contractor, they manage every project phase, ensuring on-time, on-budget builds for California homeowners.
read more
Long Beach Elite ADU Solutions
245 East 3rd Street, Long Beach, CA 90802
Long Beach Elite ADU Solutions specializes in ADU construction and garage conversions in Long Beach, CA. Services include detached ADUs, JADUs, basement and above-garage units. 15+ years experience, 150+ completed projects.
read more
ADU Builders
6464 Sunset Boulevard, Hollywood, CA 90028
ADU Builders is a licensed Los Angeles ADU contractor with 15 years of experience. They build detached ADUs, garage conversions, attached ADUs, and JADUs, handling permits, design, and inspections for stress-free ADU construction.
read more
Home by Tom
1990 North California Boulevard, Walnut Creek, CA 94596
Home by Tom is a Bay Area ADU contractor with 21+ years of experience serving Walnut Creek. They build detached ADUs, attached ADUs, and garage conversions, managing design, permits, and construction for rental income or multi-generational living.
read more
ORR Construction
1977 Obispo Avenue, Signal Hill, CA 90755
ADUs are secondary units built on existing lots. ORR Construction builds detached ADUs, garage conversions, JADUs & in-law suites in California. Costs range $50–$300/sq ft. California laws like SB 897 simplify the permitting process.
read more
Lion ADU Builders
456 Cavour Street, Oakland, CA 94618
Lion ADU Builders is an Oakland ADU contractor offering detached ADUs, garage conversions, in-law suites, and custom builds. They manage design, permits, and construction, helping homeowners add space and property value across the Bay Area.
read more
Kyvos Construction
430 Railroad Avenue, Pittsburg, CA 94565
Kyvos Construction offers home remodeling & ADU construction in Concord, CA. Services include kitchen & bathroom renovations, room additions, garage conversions, detached & attached ADUs, granny flats, and in-law suites.
read more
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.
read more
Atra Construction
San Jose, CA 95120
Atra Construction is a Bay Area ADU contractor offering full-service design and build. They handle permits, planning, and construction management. Floor plans range from 240 sq ft studios to 1,200 sq ft three-bedroom units.
read more
Classic Home Contractors
9045 Judicial Dr., San Diego, CA 92122
Classic Home Contractors offers full-service ADU construction in Oceanside, CA, including custom design, garage conversions, detached units & permit handling. Serving neighborhoods like Rancho Del Oro, San Luis Rey & more.
read more
Motif Architecture
30211 Avenida De Los Banderas #200, Rancho Santa Margarita, CA 92688
Motif Architecture offers ADU, JADU, and garage conversion design services in Orange County, CA. Their five-phase process covers space planning, permitting, and construction. Projects include backyard cottages and garage-to-ADU conversions in Costa Mesa and Irvine.
read more
Dream Build Services
3654 Thornton Ave, Fremont, CA 94536
Dream Build Services is a full-service ADU contractor in Fremont, CA, offering detached ADUs, garage conversions, basement conversions, and JADUs. Services include design, permits, electrical, plumbing, HVAC, and solar integration across the East Bay.
read more
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.