Econstruct Inc is a Los Angeles ADU contractor offering full-service construction of accessory dwelling units. With 40+ pre-approved designs and 3D/AR tools via Ohana Dwellings, costs range from $200K–$450K+.
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Addition Building & Design Inc. is a Los Angeles design-build firm offering custom home building, additions, renovations, ADU construction, and outdoor living spaces. Their integrated approach covers planning, permitting, and construction for ... read more
CCS Inc. offers ADU construction, garage conversions, remodeling & permit services in Long Beach, CA. Costs range from $100K–$400K+, with timelines of 4–14 months. Free consultations available for eligible residential properties.
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Ivy Builders is a top ADU contractor in Los Angeles & Orange County, specializing in detached ADUs, granny flats & backyard cottages. Offering pre-approved plans, full permitting, and custom builds ranging from $200K–$500K.
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EZ ADU & Garage Conversion is a trusted ADU builder and garage conversion contractor in Orange County, CA. They offer custom ADU construction, garage conversions, design, and permitting services for homeowners seeking quality living space solu... read more
RD Fast Construction offers ADU garage conversions in Los Angeles, helping homeowners add property value, rental income, guest space, or housing for adult children using existing infrastructure for cost-effective results.
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Beverly 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.