Realty Builders Inc.

50 California Street, San Francisco, CA 94111 48.1 miles

Realty Builders Inc. is a licensed ADU contractor specializing in custom accessory dwelling units, including in-law suites, granny flats, garage conversions & rental units, offering streamlined permitting & guaranteed workmanship.

Urban Shore Builders

226 Delfino Avenue, Point Richmond, CA 94801 39.8 miles

Eco-Friendly

Urban Shore Builders offers full-service ADU design & construction, including garage conversions, detached units & additions. As a turnkey ADU contractor, they handle permits, design & build. Services include plumbing, electrical, HVAC & retaining walls.

G Squared Construction

67 Martha Road, Orinda, CA 94563 49.3 miles

New Avenue, Inc

2120 University Avenue, Berkeley, CA 94704 46.3 miles

14 years in business Eco-Friendly

New Avenue, Inc is a full-service design-build company serving the San Francisco Bay Area and Portland, OR since 2011. They specialize in ADUs, custom homes, renovations, additions, and Enclaves, managing design, permitting, and construction under one roof.

Edri Construction, Inc. Berkeley

2120 University Ave, Berkeley, CA 94704 46.3 miles

Eco-Friendly Luxury Builds

Edri Construction, Inc. is a Berkeley-based general contractor specializing in ADU construction across the Bay Area. Services include garage conversions, detached ADUs, attached additions, granny flats, and custom interiors, with full project management from permits to finishing.

Home Quality Remodeling

1070 Concord Avenue, Concord, CA 94520 47.7 miles

Licensed 20 years in business Free Consultation

Home Quality Remodeling Inc. is a licensed Bay Area general contractor (CSLB #838832) with 20+ years of experience. Services include kitchen & bathroom remodeling, room additions, ADUs, and outdoor living across Concord, San Jose, and Paramus, NJ.

JS Design & Build

1518 Yajome Street, Napa, CA 94559 25 miles

JS Design & Build is a full-service ADU builder with the experience to navigate local codes, streamline approvals, and deliver exceptional results. Their in-house team of designers, builders, and project managers ensures seamless communication, consistent quality, and on-time, on-budget completion.

Harmony Design & Development

5880 3rd Street, San Francisco, CA 94124 48.5 miles

Harmony Design & Development builds custom ADUs across the San Francisco Bay Area, including detached units, garage conversions, and in-law suites. They manage permits, design, and construction from start to finish.

Mission Home Remodeling

475 Gough Street, San Francisco, CA 94102 48.7 miles

Vino Design Build

2405 Laurel Street, Napa, CA 94558 23.5 miles

Are you considering adding an Accessory Dwelling Unit (ADU) to your property in Napa Valley, California? At Vino Design Build, we specialize in helping homeowners like you design, plan, and construct ADUs that enhance your property’s value and functionality.

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What you need to know

Searching for top Attached ADU ADU Contractors in Santa Rosa, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).

Working with a qualified Attached ADU ADU Contractor in Santa Rosa 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 Attached ADU professionals can guide you through every step.

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

Browse our listings to find the best Attached ADU ADU Contractors in Santa Rosa, California, and get started today.

Attached ADU near Santa Rosa, CA