EAM Development & Construction is a California-based licensed contractor specializing in ADU and JADU garage conversions. Services include design, permitting, structural work, energy-efficient systems, and full construction compliant with California building codes.
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ADU Builder LA is a full-service ADU contractor in Los Angeles, managing every phase of accessory dwelling unit projects. They offer transparent pricing, expert guidance, and handle all permitting. Services include detached ADUs, attached ADUs, garage conversions, and JADUs.
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Aspace Studios is an LA-based design-build firm specializing in ADUs and residential expansions. They handle detached, attached, garage conversion, and JADU projects, guiding homeowners through design, permitting, and construction.
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Royalty Builders is a full-service ADU builder in Los Angeles offering in-house design, engineering & construction. They provide competitive pricing, permit management & turnkey delivery for detached ADUs from 500–750 SF.
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Ground Up Builders helps Alhambra homeowners build fully permitted ADUs, including garage conversions, detached units, and backyard cottages. As a design-build ADU contractor, they manage design, permitting, and construction.
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J&I Construction is a trusted ADU contractor offering full-scope accessory dwelling unit services, including detached ADUs, garage conversions, granny flats, in-law suites, JADUs, and backyard cottages. Free consultations available.
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Sterling-Watson Collective is a full-service ADU contractor in Los Angeles offering design, permitting, structural engineering & construction management for accessory dwelling units, helping homeowners add rental units, guest suites & more.
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Beach Builders Custom Homes offers full-service ADU and garage conversion services in Los Angeles and Orange County. From permits to construction, they build granny flats, backyard cottages, and JADUs with smart home tech, earning homeowners $1,200–$1,600/month.
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Aligcus is an experienced ADU contractor specializing in detached ADUs, garage conversions, JADUs, granny flats, in-law suites, and backyard cottages. They guide homeowners through permitting and construction for all accessory dwelling unit projects.
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Create Construction is a licensed, family-owned ADU contractor serving Los Angeles, Orange, and Ventura Counties. They specialize in garage conversions, granny flats, and attached ADUs, managing design, permits, and construction from start to finish.
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Delcoi is an ADU contractor specializing in granny flats, casitas, in-law suites, detached ADUs, garage conversions, and backyard cottages. They handle permits, regulatory compliance, and quality construction to maximize living space and rental income potential.
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Arrowhead Remodeling & Design is a licensed California ADU contractor specializing in detached ADUs, garage conversions, and in-law suites. They offer free in-home consultations and manage projects from planning to completion.
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Rockwood Homes Inc., based in Torrance, CA, specializes in ADU construction, garage conversions, and home remodeling across Los Angeles County, serving cities like Long Beach, Downey, and Whittier.
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Ofir Construction Inc. is a Los Angeles ADU contractor with nearly 20 years of experience. They specialize in ADU builds, garage conversions, and in-law suites, managing permits, planning, and construction while following California building codes.
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Michael Matthews Studio is an architecture firm in Los Angeles specializing in custom homes, ADUs, SB9 units, high-end renovations, and modern design. We believe architecture is a catalyst of change for individuals, communities, and the planet.
read moreWest Hills is a quiet, family-oriented neighborhood located in the western San Fernando Valley of Los Angeles. Known for its spacious lots, hillside terrain, and suburban character, West Hills presents unique opportunities for homeowners looking to add an Accessory Dwelling Unit (ADU) to their property. The larger lot sizes common in this area make it an ideal location for detached ADUs, garage conversions, and junior ADUs (JADUs). Working with experienced ADU contractors in West Hills is essential to navigating the specific topographical and regulatory challenges this community presents.
Since West Hills falls within the jurisdiction of the City of Los Angeles, ADU projects here must comply with the LA Department of Building and Safety (LADBS) guidelines. Key regulations include:
Parts of West Hills feature sloped and hillside terrain, which can significantly impact ADU construction costs and timelines. Experienced ADU contractors in West Hills understand the need for thorough geotechnical reports, proper grading permits, and hillside-specific foundation work. These factors can add complexity to your project, making it critical to hire a contractor familiar with Los Angeles hillside construction requirements and the additional scrutiny that LADBS applies to projects in these zones.
Choosing the right contractor for your ADU project in West Hills can make a significant difference in both cost and outcome. Look for contractors who offer the following:
Adding an ADU to your West Hills property is a smart investment. Whether you're looking to generate rental income, house extended family members, or increase your home's resale value, a well-built ADU can deliver significant returns. With median home values in West Hills consistently above the LA average, the return on investment for a professionally built ADU is especially strong. Partner with a qualified West Hills ADU contractor today to start planning your project.