We Do Construction specializes in ADU garage conversions across the San Francisco Bay Area. Licensed and insured, they handle permitting, 3D planning, construction, and interior design, offering free estimates for homeowners.
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GR Innovative Builders Inc. is a Bay Area ADU contractor specializing in accessory dwelling units, granny flats, and in-law suites. Completed projects in Richmond, Oakland, Lafayette & Pinole. Featured in Sunset Magazine.
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Northbay Home Solutions offers full-service ADU construction in San Rafael, San Francisco & North Bay. Services include detached ADUs, garage conversions & JADUs, covering design, permits & build.
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Edri Construction, Inc. in Burlingame offers full-service ADU construction across the Bay Area, including garage conversions, detached ADUs, attached additions, and custom interiors, with energy-efficient builds and multi-generational living solutions.
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Quality Choice Construction & Painting offers ADU construction services including studio, 1-bedroom, and 2-bedroom units. Options include garage conversions, backyard cottages, and detached ADUs for rental income or multi-generational living.
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AK Pahulu Construction, a licensed Bay Area general & concrete contractor since 2015, offers custom homes, ADUs, remodeling, framing & more. Serving Oakland, San Jose, Fremont & beyond. Projects range from $10K–$2M.
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Eagle ADU is a licensed ADU builder in Northern California offering three signature models: Eagle Studio ($180K–$220K), Eagle One ($230K–$280K), and Eagle Two ($310K–$360K), with rental income potential up to $4,000/month.
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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.
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Hilario Construction is a Santa Rosa ADU contractor offering full-service accessory dwelling unit construction, including permits, design, and turnkey delivery. Serving Santa Rosa, Windsor, and Petaluma, they build detached ADUs, granny flats, and in-law suites compliant with California ADU laws.
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Your Prefab ADU will be delivered and installed to your site. All ready to enjoy a sustainable home to last for generations.
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Backyard Homes is a top ADU builder in Sacramento with 80+ completed units. They offer detached, attached, and conversion ADUs, handling design, permitting, and construction for a seamless experience across the greater Sacramento region.
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Bay Harbor Remodeling & Construction is a licensed Bay Area contractor with 25+ years of experience. Services include kitchen & bathroom remodeling, ADU conversions, roofing, decks, and more across 50+ California cities.
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Parsa Construction offers residential & commercial remodeling, ADU construction, and retrofit services. Specializing in kitchen, bathroom, room additions, and accessory dwelling units like granny flats and detached ADUs, they manage permits, design, and build.
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Hamilton Exteriors builds detached ADUs, garage conversions, and JADUs across 6 Bay Area counties. Licensed (CSLB #1078806), insured, and bonded. Projects run 5–9 months with fixed-price contracts. CalHFA grants and $0-down financing available.
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ADUs (accessory dwelling units) are self-contained homes on existing properties. California's 2020 laws simplified ADU permits statewide. Alpha ADU Solutions, a San Francisco-based ADU builder with 100+ team members, specializes in granny flats, garage conversions & in-law suites.
read moreSonoma, California, is a city steeped in history, known for its iconic Sonoma Plaza — the largest plaza in California — and its position at the heart of one of the world's most celebrated wine regions. Building an Accessory Dwelling Unit (ADU) in Sonoma comes with unique considerations, as contractors must navigate the city's commitment to preserving its historic character while meeting the growing demand for additional housing. Working with experienced ADU contractors in Sonoma, CA is essential to ensure your project aligns with local aesthetics, zoning requirements, and state regulations.
ADU construction in Sonoma is governed by both California state law and the City of Sonoma's local ordinances. Under California's updated ADU laws (AB 68, SB 13, and related legislation), homeowners have expanded rights to build ADUs and Junior ADUs (JADUs) on their properties. However, Sonoma's local planning department enforces specific guidelines that contractors must follow:
Hiring a local ADU contractor in Sonoma means working with professionals who understand the nuances of building in Wine Country. Local contractors are familiar with the City of Sonoma's permit process, the planning department's expectations, and the architectural styles that complement the area's historic and rural character. They can help streamline the permitting process, which typically involves submitting plans to the City of Sonoma Community Development Department for review and approval.
Experienced ADU contractors in Sonoma can assist with a variety of ADU types suited to the area's property styles:
Whether you're looking to create rental income, house extended family, or increase your property value, building an ADU in Sonoma is a smart investment. Connect with a qualified ADU contractor in Sonoma, California who can guide you through design, permitting, and construction — ensuring your project meets all local and state requirements while honoring the charm of this historic Wine Country city.