Larson Shores Architects is a San Francisco-based firm offering residential, ADU, and commercial design services. Founded in 2007 by Josh Larson, they specialize in new builds, garage conversions, in-law suites, and full permit navigation across the Bay Area.
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Nestadu is a full-service ADU builder offering custom site-built and prefab accessory dwelling units. Prefab models range from $115K–$317K. Custom builds start at $400/sq ft. Financing options include HELOCs, construction loans, and CA grants.
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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.
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prefabADU is a Bay Area ADU builder with 16+ years of experience offering affordable kits and plans from under $45K. With 12 state-approved plans valid across California, they simplify permits, design, and installation for homeowners.
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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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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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Edri Construction, Inc. is a Mill Valley-based Bay Area ADU contractor offering full-service accessory dwelling unit construction, including garage conversions, detached ADUs, JADUs, and in-law suites, with permit handling and energy-efficient building.
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We are a family-first, boutique residential design & build firm serving the Orinda and East Bay community. We’re not just service providers — we’re your neighbors. We understand the local permitting process, the hillside terrain, the fire-hazard restrictions, and the thoughtful planning needed to create homes that truly work for East Bay families.
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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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ProStruct Engineering offers ADU structural engineering services across California, providing permit-ready plans and calculations for detached ADUs, garage conversions, granny flats, and more, with a 2–3 week turnaround.
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West Coast ADU is a California-based ADU builder offering prefab & manufactured accessory dwelling units. They help homeowners add rental income, house family members & boost property value with streamlined permitting & construction.
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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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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.
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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.
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.