Type Five is a Berkeley, CA-based ADU builder offering custom backyard cottages, granny flats & in-law suites. They combine modular design, transparent pricing & streamlined construction for stress-free, high-quality detached ADUs built to last.
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Todd Jersey Architecture (TJA) is a Berkeley-based sustainable design firm serving the SF Bay Area. Specializing in ADUs, remodels, new homes & historic preservation, TJA combines 30+ years of experience with a performance-driven, eco-conscious approach.
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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.
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Dwelling Lab is an Oakland-based ADU design firm offering full-service planning, schematic design, construction drawings, permitting, and construction oversight for detached ADUs, attached additions, and garage conversions.
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Green Living Builders LLC is a licensed, bonded Berkeley CA general contractor specializing in ADU construction, garage conversions, home remodels, and new builds across the East Bay. Diamond Certified with deep local expertise.
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Leon's Construction Inc. offers ADU construction services in Escondido, Encinitas, and San Marcos, CA. They build backyard cottages, basement apartments, tiny homes, and more using durable, energy-efficient materials.
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Bayside Builders Group is a licensed Bay Area ADU contractor with 25+ years of experience. Services include detached ADUs, garage conversions, and in-law suites. Serving Oakland, San Jose, San Francisco, and surrounding counties.
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ADUs add rental income & property value. Services include garage conversions, detached ADUs, JADUs & granny flats. ADU Feasibility Studies cover code, utilities & ROI. Architectural services via Adapt Dwellings ensure smooth approval to construction.
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LRL Builders, Inc. is a licensed ADU contractor in Walnut Creek, CA, specializing in detached, attached, garage conversion, and junior ADUs. They handle design, permitting, and construction, serving Walnut Creek and surrounding Bay Area communities.
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Dan Boyle Construction offers expert ADU construction in Santa Rosa & Sonoma County. With 30+ years experience, they handle site evaluation, permits, design & full builds for detached ADUs, granny flats & backyard cottages.
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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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Imagine the possibilities that a beautifully crafted ADU (accessory dwelling unit) brings to your Berkeley or Bay Area property. Whether it’s creating a cozy retreat for guests, a comfortable living space for family members, or an additional source of income through rental, design your ADU to enrich your life.
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Urban Building Workshop is a full-service architecture firm in the Bay Area specializing in custom homes, remodels, and ADUs. Experts in Marin County, San Francisco, and Sonoma County permitting, they deliver efficient, light-filled designs.
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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.
read moreRohnert Park is one of California's few master-planned cities, originally developed in the 1950s by developer Paul Golis. This unique urban layout, characterized by its distinctive neighborhood circles and uniform residential streets, presents specific considerations for ADU contractors in Rohnert Park. The city's structured design means that lot sizes, setbacks, and neighborhood aesthetics play a significant role in how Accessory Dwelling Units are planned and constructed throughout the community.
ADU contractors working in Rohnert Park must navigate both California state ADU laws and the city's local ordinances. Under California law (AB 68, AB 881, and SB 13), homeowners have broad rights to build ADUs, and Rohnert Park has aligned its local codes accordingly. Key regulations that experienced Rohnert Park ADU builders must be familiar with include:
Professional ADU contractors in Rohnert Park, CA typically offer a range of construction options suited to the city's residential neighborhoods. Given the prevalence of single-family homes with attached garages in Rohnert Park's circular neighborhood design, garage conversions are among the most popular ADU projects. Other common ADU types include:
Hiring a licensed ADU contractor familiar with Rohnert Park is essential for a smooth permitting and construction process. Local contractors understand the city's Community Development Department requirements and can efficiently manage permit applications, inspections, and compliance with both Sonoma County and municipal standards. With Rohnert Park's housing demand continuing to grow — driven in part by its proximity to Sonoma State University and major employers in the region — ADUs represent a smart investment for homeowners looking to add rental income or multigenerational living space.
If you're considering adding an ADU to your Rohnert Park property, working with an experienced local ADU contractor is the best first step. From initial site assessment and design to permit submission and final construction, a qualified contractor will ensure your project meets all Rohnert Park building codes and maximizes the value of your investment.