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Attached ADU near Corona, CA
Otto ADU
2926 Denby Avenue, Los Angeles, CA 90039 44.5 milesOtto ADU is a licensed Los Angeles ADU builder specializing in garage conversions, detached ADUs, JADUs & granny flats. Serving LA County with 100+ completed units, adding avg. $185K in home value.
read moreADU Garden Grove
11947 Valley View Street, Garden Grove, CA 92846 27.4 milesHuntington Beach Pro ADU Builder
7772 Warner Avenue, Huntington Beach, CA 92647 28.7 milesHuntington Beach Pro ADU Builder specializes in ADU construction, garage conversions, and detached ADUs. With 20 years of experience and 500+ projects, they offer full design-build services, permit handling, energy-efficient features, and transparent pricing.
read moreUADU
1702 S. Robertson Blvd. #177, Los Angeles, CA 90035 48.9 milesUADU 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.
read moreDowney ADU Builders
8607 Imperial Highway, Downey, CA 90242 32.1 milesADU Gurus
450 South Melrose Drive, Vista, CA 92081 49.8 milesADU Gurus™ is a California ADU builder since 2020, offering full-service design, permitting, and construction for granny flats, garage conversions, JADUs, and detached ADUs up to 1,200 sq ft on single-family and multi-family lots.
read moreMTZ Contractors
3515 Atlantic Avenue, Long Beach, CA 90807 35.9 milesLooking for the best ADU construction? Choose Mtz Contractors Inc to completely transform your property, known for constructing excellent ADUs in Long Beach CA. We create and build Accessory Dwelling Units that meet your precise requirements for quality.
read moreOhayon Construction
Los Angeles, CA 90012 41.1 milesOhayon Construction is a licensed Los Angeles ADU contractor since 2008. They build detached ADUs, garage conversions, attached ADUs & JADUs. Serving Beverly Hills, Santa Monica & more. Free consultation available.
read moreADU Builder LA
126 West Elm Court, Burbank, CA 91502 48 milesADU 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.
read moreHomeplex
421 West Broadway, Long Beach, CA 90802 36.9 milesPrefab vs. stick-built ADUs explained. Homeplex offers the Clever ADU, an HCD-certified modular unit built all-electric in a factory, saving 5–6 months vs. traditional construction. Costs vary based on site conditions.
read moreHigh Power Construction
3201 N Alameda St Suite E, Compton, CA 90222 37.9 milesHigh Power Construction, based in Compton, CA, offers ADU contractor services including detached units, garage conversions, granny flats, and in-law suites. Serving the greater Los Angeles area with quality craftsmanship.
read moreSouthStar USA
1611 Pomona Road, Corona, CA 92878 2.3 milesSouthStar USA offers ADU construction in Riverside & Orange County, CA. Services include detached ADUs, attached ADUs, garage conversions & JADUs. Quality builds, permit-compliant, with transparent pricing for every project stage.
read moreLos Angeles ADU Contractors
3744 Flower Street, Los Angeles, CA 90007 42.8 milesTrusted ADU builder in Los Angeles County specializing in granny flats, in-law suites & garage conversions. Boost property value, earn rental income & add living space with expert, code-compliant ADU construction.
read moreDYM Builders
2372 Morse Avenue, Los Angeles, CA 92614 20.5 milesDYM Builders is an ADU contractor in Los Angeles & Orange County, CA, offering design, permitting & construction services for detached ADUs, garage conversions, attached units & tiny homes since 2016.
read moreOther cities in California
- North Highlands
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- Long Beach
- Hollywood
- Glendale
- Valley Village
- Pasadena
- Burbank
- Downey
- Beverly Hills
What you need to know
Searching for top Attached ADU ADU Contractors in Corona, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Attached ADU ADU Contractor in Corona ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Attached ADU professionals can guide you through every step.
Corona homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Attached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Attached ADU ADU Contractors in Corona, California, and get started today.