An ADU (accessory dwelling unit) is a secondary home on a residential lot. Garage conversion ADUs are cost-effective, blending with existing homes. YOR Construction & Investments specializes in Los Angeles ADU garage conversions.
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Heart Construction builds ADUs in Los Angeles, offering detached, attached, garage conversions, JADUs & more. Full-service from permits to completion. Ideal for rental income, multigenerational living & property value growth.
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The ADU Pro® is a licensed ADU contractor in Chino, CA, serving Fontana and Southern California. Specializing exclusively in ADU construction, they offer detached ADUs, garage conversions, and granny flats with a lifetime transferable warranty.
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At Doran Companies LLC, we specialize in creating accessory dwelling units (ADUs) that are not just spaces, but extensions of your home’s character. Whether you’re considering garage conversions, new construction, or in-law suites, our expertise ensures a seamless blend of functionality and aesthetics.
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UADU is a California ADU contractor offering garage conversions, detached, attached, and two-story ADUs. They handle design, permits, and construction. Free feasibility checks available. Projects typically take 4–6 months.
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Cavalier Builders offers professional and affordable services for homeowners looking to build an ADU. ADUs can add significant value to your property, provide additional living space, or generate income as a rental. Our expertise in design, construction, and regulations ensure you receive a high-quality addition to your home and property, giving you the peace of mind that your investment is secure.
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Pasadena Master ADU Builder is a top ADU contractor in San Gabriel Valley, offering detached ADUs, garage conversions, and JADUs. With 20+ years experience, 150+ projects, and 98% satisfaction, they deliver compliant, high-quality builds boosting property value by 20–30%.
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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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DB Construction is a full-service ADU contractor in Greater Los Angeles, building detached ADUs, garage conversions, JADUs, in-law suites, and room additions. They manage permits in-house, offering transparent costs and turn-key project completion.
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ODM Construction specializes in garage conversions & ADU construction in Los Angeles County. With 25 years of experience, they handle permits, plans & build granny flats, in-law suites & casitas in Calabasas, Woodland Hills & beyond.
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Liebo Builders is a Southern California ADU contractor specializing in detached, attached, garage conversion & interior ADUs. Services include custom design, permitting, and construction for guest houses, rentals & home offices.
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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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Oasis Builders is a trusted ADU contractor serving Greater Los Angeles, specializing in detached ADUs, attached ADUs, and garage conversions. Costs range from $100K–$300K, with timelines of 6–12 months. Full-service: permits, blueprints & turnkey construction.
read moreCovina, a vibrant city nestled in the San Gabriel Valley of Los Angeles County, has seen a growing demand for Accessory Dwelling Units (ADUs) as housing costs continue to rise throughout Southern California. With its tree-lined streets, established single-family neighborhoods, and proximity to major freeways like the I-10 and SR-39, Covina presents excellent opportunities for homeowners looking to maximize their property value through ADU construction. Experienced ADU contractors in Covina understand the unique character of this community and are well-versed in navigating local building requirements.
ADU contractors working in Covina must comply with both California state ADU laws and the City of Covina's local ordinances. Following California's landmark ADU legislation, Covina has aligned its policies to streamline the approval process. Key regulations that contractors and homeowners should be aware of include:
Hiring a qualified ADU contractor in Covina, California means working with professionals who handle every phase of the project, from initial design and permit applications to final inspections. The permitting process is managed through the City of Covina's Building and Safety Division, and experienced contractors know how to prepare complete, code-compliant plans to minimize delays. Typical ADU projects in Covina include garage conversions, detached backyard cottages, and basement conversions — all popular options given the city's existing housing stock.
Homeowners in Covina have strong financial incentives to invest in ADU construction. Some of the most compelling benefits include:
When searching for reliable ADU contractors in Covina, CA, look for licensed professionals with proven experience in Los Angeles County projects, strong local references, and a thorough understanding of California's evolving ADU laws. A skilled contractor will guide you through design, permitting, construction, and final inspection — ensuring your ADU project is completed on time, within budget, and fully compliant with all Covina building regulations.