Thousand Oaks ADU Builders offers expert ADU design, permitting, garage conversions, and detached or attached ADU construction. Serving Thousand Oaks, CA, they handle floor plans, city approvals, and code-compliant builds up to 1,000 sq ft.
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Coastal Builders is a Long Beach, CA ADU contractor specializing in detached, attached, garage conversion, basement, and attic ADUs. They offer design consultation, ADA-compliant builds, and custom units like granny flats and in-law suites.
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RODO Development LLC is a licensed LA-based ADU contractor offering full-service design-build solutions including garage conversions, detached ADUs, attached ADUs, basement conversions & custom designs across Los Angeles and surrounding areas.
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ADU Ventura County builds accessory dwelling units including detached ADUs, garage conversions, granny flats, and Casitas. With 10+ years of experience, they offer free consultations, budget estimates, and full construction management for Ventura County homeowners.
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LADU is a full-service ADU builder in Los Angeles managing design, permits, and construction end-to-end. Serving LA, Orange, San Diego & more counties, they offer custom and prefab ADUs with transparent pricing and free on-site evaluations.
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Vertebrae is an LA-based, woman-owned architecture studio founded in 2012, specializing in ADU design and small-space living. Award-winning projects include the 2025 Architizer A+ Award and 2023 AIA LA Honor Award winners.
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Prime Team Builders is a general contracting company serving the Inland Empire, including Pomona, Ontario, Riverside & more. They specialize in kitchen remodeling, bathroom remodeling, and residential renovations throughout Southern California.
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Our turn-key design and construction process connects your directly with our talented team of designers and engineers and puts the control of customizing your project directly at your fingertips. We’ll develop awesome designs and work with you every step of the way until your custom project comes to completion.
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Calcons is a California-based ADU contractor specializing in detached ADUs, garage conversions, JADUs, granny flats, and backyard cottages. They manage permits, design, and construction for homeowners seeking to add livable space.
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Pomona General Contractors offers ADU construction in Pomona, including detached ADUs, attached ADUs, and garage conversions. Services cover permitting, 3D design, energy-efficient builds, and full construction management for granny flats, in-law suites, and backyard cottages.
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Kitchenfer is a residential remodeling contractor specializing in kitchen renovation and home improvement. They may also support ADU projects, garage conversions, and in-law suites. Contact them to confirm services and licensing.
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Builderwell is an ADU contractor in Orange County, CA, offering full-service design-build solutions for custom accessory dwelling units, including guest houses, in-law suites, and rental units across Irvine, Newport Beach, and Laguna Hills.
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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.
read moreBeverly Hills is one of the most exclusive and tightly regulated cities in California, and building an Accessory Dwelling Unit (ADU) here comes with a unique set of challenges and opportunities. Unlike many surrounding Los Angeles County cities, Beverly Hills operates as an independent municipality, meaning it has its own planning department, building codes, and zoning ordinances that ADU contractors must carefully navigate. The city's commitment to preserving its architectural character and high property values means that ADU projects are held to exceptionally high design and construction standards.
ADU contractors working in Beverly Hills must comply with both California state ADU law and the city's local ordinances. Beverly Hills has adopted state law provisions that allow ADUs on single-family and multifamily residential properties, but local design guidelines add additional layers of review. Key regulations include:
Given the complexity of building in Beverly Hills, hiring licensed and experienced ADU contractors who are familiar with the city's specific permitting process is essential. The Beverly Hills Building and Safety Division requires detailed plan submissions, and projects in certain hillside areas — such as those near Trousdale Estates or Benedict Canyon — may require additional geological and grading reports. Contractors must also be prepared to work with the city's Design Review process for projects that fall within specific overlay zones.
Adding an ADU to a Beverly Hills property can significantly increase its market value and rental income potential. With median home prices well above $3 million, even a modest ADU can generate substantial rental revenue, particularly given the city's proximity to major entertainment studios, Rodeo Drive, and Cedars-Sinai Medical Center. Many homeowners are converting existing guest houses, pool houses, or garages into fully permitted ADUs to maximize their property's potential.
Working with professional ADU contractors in Beverly Hills who understand local zoning laws, design standards, and the permitting process will save you time, money, and stress. Whether you're planning a detached ADU, a garage conversion, or a junior ADU (JADU), partnering with the right contractor ensures your project meets all city requirements while delivering a high-quality result worthy of one of California's most prestigious communities.