C.J. Skeeles General Contractor

24845 Canyon View Court, Hayward, CA 94541 27.9 miles

C.J. Skeeles General Contractor specializes in ADU construction in Hayward, Oakland & San Francisco, CA. Services include detached ADUs, garage conversions & interior conversions, all built to California zoning & permitting requirement... read more

Apex ADU Builders

10050 North Foothill Boulevard, Los Angeles, CA 95014 12.2 miles

Apex ADU Builders is a Los Angeles-based contractor specializing in accessory dwelling unit construction. Services include new builds, garage conversions, permitting, and design. Costs range from $80K–$400K, with potential ROI 35% higher than ho... read more

Element Home Remodeling

800 West El Camino Real, Mountain View, CA 94040 14.2 miles

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 Jos... read more

Green Bay Remodeling

1415 Oakland Boulevard, Walnut Creek, CA 94596 43 miles

Eco-Friendly

Green Bay Remodeling offers ADU construction in Palo Alto, CA, including detached units, garage conversions, basement units & JADUs. ADUs boost property value, generate rental income & support multigenerational living.

Red White & Blue Construction

1080 Carol Lane, Lafayette, CA 94549 43.4 miles

Licensed

RWB Construction is a Lafayette, CA-based ADU contractor serving the Bay Area. They build detached ADUs, garage conversions, granny flats & in-law suites, managing design, permitting, and construction from start to finish.

BuildZig ADU Services

3007 Telegraph Avenue, Oakland, CA 94609 39.9 miles

BuildZig ADU Services is a Bay Area ADU contractor specializing in design, permitting, and construction. They handle garage conversions, detached ADUs, basement/attic conversions, and more, offering transparent pricing throughout.

Aldridge Construction

Monterey, CA 93901 44.9 miles

Aldridge Construction builds ADUs in Salinas, CA—detached, attached, garage conversions & interior units. Projects cost $150K–$300K, take 4–8 months, and include full permitting support. Free consultations available.

American Builders

1105 Grand Teton Drive, Pacifica, CA 94044 39.4 miles

American Builders is a San Francisco ADU contractor specializing in garage conversions, detached units, in-law suites & basement conversions. They handle permits, zoning, and deliver code-compliant accessory dwelling units on time and on budge... read more

ELS Home Builders

1055 East Brokaw Road, San Jose, CA 95131 6.4 miles

Luxury Builds Turnkey Solutions

ELS Home Builders specializes in ADU design and construction across San Jose, Palo Alto & the SF Bay Area. Services include granny flats, in-law suites, garage conversions & detached ADUs for multigenerational living.

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What you need to know

Searching for top Basement Conversion ADU Contractors in San Jose, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).

Working with a qualified Basement Conversion ADU Contractor in San Jose 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 Basement Conversion professionals can guide you through every step.

San Jose homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Basement Conversion experts featured here bring local expertise and proven experience to help make your project a success.

Browse our listings to find the best Basement Conversion ADU Contractors in San Jose, California, and get started today.

Basement Conversion near San Jose, CA