Mastercraft Home Improvement offers expert ADU construction services, including granny flats, garage conversions & in-law suites. Boost property value by 10–25%, earn rental income & add flexible living space with a trusted ADU contractor.
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Zieba Builders, a Southern California design-build firm, was named one of the top 7 ADU contractors in Long Beach by Home Builder Digest. They specialize in custom homes, garage conversions, granny flats & detached ADUs.
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San Gabriel Valley ADU Construction Contractors build & convert ADUs, granny flats, garage conversions & in-law suites across Pasadena, Arcadia & nearby cities. Expert permitting, design & cost management for LA County homeowners.
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Fontana General Contractors builds custom ADUs, including detached units, garage conversions, and in-law suites. They handle permits, zoning, and full construction management, helping property owners add value and flexible living space.
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ABODU offers factory-built, fire-resistant ADUs installed in a single day. HCD-approved and AB 462-compliant, their prefab units help wildfire rebuild families return home faster, with Certificates of Occupancy issued before primary dwelling completion.
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Joel & Co. Construction, serving Los Angeles since 1983, offers expert residential & commercial construction, including custom homes, kitchen & bathroom remodels, ADUs, room additions, and general contracting across Beverly Hills, Santa Monica & beyond.
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Sennikoff Architects, based in California, specializes in ADU design, custom homes, and remodels in Long Beach and Southern California. Led by licensed architect Steven Sennikoff, the firm offers detached ADUs, garage conversions, and JADUs with full permit coordination.
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Long Beach Elite ADU Solutions specializes in ADU construction and garage conversions in Long Beach, CA. Services include detached ADUs, JADUs, basement and above-garage units. 15+ years experience, 150+ completed projects.
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WM Construction is a licensed ADU contractor in Los Angeles offering full-service builds, from site assessment and design to permitting and post-construction support, helping homeowners add granny flats, garage conversions, and in-law suites compliantly.
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Lion Builder Construction is a Southern California contractor serving Orange, LA, and Riverside Counties, plus Maricopa County, AZ. They specialize in new homes, ADUs, and kitchen remodels, offering a one-stop-shop approach.
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Accessory Dwelling Units (ADUs) offer California property owners passive income, elderly care solutions, and property value growth. Since 2020 legislation, ADU permits are easier to obtain. Construction costs range $350–$450/sq ft, with rental income potential up to $4,000/month.
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Smart ADU Builder offers customizable ADU floor plans from 400–1,200 sq ft, including granny flats, in-law suites & backyard cottages. Choose from 20+ pre-approved plans or custom designs with smart home features & energy-efficient systems.
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OC Master ADU Construction builds ADUs across Orange County, offering detached units, garage conversions, JADUs & attached additions. Services include design, permitting & full construction management for rental income or family housing.
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Herbertson OG is a construction and solar company offering ADU building, remodeling, new construction, roofing, HVAC, and solar panel installation. They serve homeowners, investors, and designers across residential and commercial projects.
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Capital Construction Inc. is an experienced ADU contractor building detached ADUs, in-law suites, granny flats, and rental units. Licensed, bonded, and insured, they handle permitting, design, and construction while respecting budgets and timelines.
read moreLaguna Beach, California, is one of the most visually stunning coastal communities in Orange County, known for its dramatic cliffs, artist colony heritage, and strict land-use policies. For homeowners looking to add an Accessory Dwelling Unit (ADU), working with experienced ADU contractors in Laguna Beach is absolutely essential. A significant portion of the city falls within the California Coastal Zone, meaning many ADU projects require not only a standard building permit from the City of Laguna Beach but also a Coastal Development Permit (CDP) from the California Coastal Commission or the city's local coastal program authority. This adds layers of complexity that only seasoned local contractors can efficiently navigate.
Laguna Beach has some of the most stringent design and environmental review standards in Southern California. The city's Local Coastal Program (LCP) places heavy emphasis on preserving scenic viewsheds, protecting sensitive habitat areas, and maintaining the community's unique architectural character. ADU contractors working in Laguna Beach must be well-versed in these requirements, including:
Despite the regulatory complexity, Laguna Beach ADU contractors successfully complete a variety of unit types throughout the city. The most common include detached ADUs built in rear yards, attached ADUs added to existing single-family homes, and garage conversions, which are particularly popular given the premium on usable square footage. Junior ADUs (JADUs) are also an option for homeowners looking for a more streamlined approval process within the existing footprint of a home.
Due to the additional permitting requirements and high construction costs typical of coastal Orange County, homeowners should expect ADU construction costs in Laguna Beach to range from $300 to $600 or more per square foot, depending on the complexity of the project and site conditions. Timelines can also be extended compared to inland cities, with the permitting phase alone potentially taking six months to over a year when coastal permits are involved.
When selecting an ADU contractor in Laguna Beach, CA, prioritize firms with demonstrated experience in coastal zone permitting, strong relationships with local planning officials, and a portfolio of completed projects within the city. A qualified contractor will guide you through design, permitting, and construction while ensuring full compliance with both state ADU law and Laguna Beach's unique local requirements.