Attached ADU near Corona, CA
Avorino
360 E 1st St #355, Tustin, CA 92780
16.7 miles
Avorino specializes in ADU construction, offering detached, attached, garage conversion, and above-garage units. Projects range from $250K–$400K, covering design, permitting, and build phases over 10–14 months.
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Harding Design & Construction
4040 East Vermont Street, Long Beach, CA 90814
33 miles
New Era Home Services
Long Beach, CA 90815
32.4 miles
New Era Home Services LLC is a full-service ADU builder specializing in custom accessory dwelling units, including granny flats, rental units, and garage conversions, guiding homeowners through design, permitting, and construction.
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Calpacific Constracting
24024 Outrigger Drive, Canyon Lake, CA 92587
22.1 miles
Calpacific Contracting builds ADUs, casitas & garage conversions across Riverside, Orange, LA & San Bernardino Counties. 80+ years experience. Full-service: permits, design, construction & inspections handled end-to-end.
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Papaya Construction
2020 Main Street, Irvine, CA 92614
20.6 miles
Papaya Construction Group is a licensed design-build ADU contractor in Orange County, CA. Founded in 2018, they offer detached ADUs, garage conversions, attached units & above-garage builds across Irvine, Anaheim & more.
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Custom ADU Builder
113 West Santa Fe Avenue, Fullerton, CA 92832
20.7 miles
Full-service ADU contractor offering design, permitting, and construction of detached ADUs, attached ADUs, JADUs, and garage conversions. Most builds complete in 3–5 months. Includes quartz countertops, tile showers, and luxury vinyl flooring. Rental prep support available.
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Ted Design Build
513 West Wilson Avenue, Los Angeles, CA 91203
44.5 miles
Ted Design Build is an LA-based ADU contractor offering full-service design, permitting, and construction. Specializing in detached ADUs, garage conversions, and in-law suites across Los Angeles and Glendale.
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Suncoast Construction Inc.
428 Sleeping Indian Road, Vista, CA 92057
45 miles
Suncoast Construction Inc. is a licensed ADU contractor in Oceanside, CA, building detached ADUs, garage conversions, JADUs & attached units per Oceanside's 2022 ADU Ordinance. No short-term rentals permitted.
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The ADU Builder Inc
3639 Atlantic Avenue, Long Beach, CA 90807
35.9 miles
Los Angeles ADU contractor The ADU Builder offers 10+ years of experience in ADU construction, garage conversions, JADUs, custom homes & remodels. They guide clients through design, permits, financing & building with quality craftsmanship.
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Pasadena Master ADU Builder
930 East Colorado Boulevard, Pasadena, CA 91106
37.2 miles
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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Create Construction
3500 West Olive Avenue, Burbank, CA 91505
48.6 miles
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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Peck General Construction
18734 Lilac Street, Hesperia, CA 92345
42.8 miles
Peck General Construction builds ADUs in Orange County, Los Angeles & Inland Empire. Services include garage conversions, detached backyard cottages & granny flats. Full-service from permits to final inspection under a Design-Build model.
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ADU Maxx
4401 Atlantic Avenue, Long Beach, CA 90807
35.7 miles
Custom Home Builders Malibu
42400 Winchester Road, Temecula, CA 92590
35.9 miles
Custom Home Builders Malibu specializes in ADU construction, backyard Casitas & granny flats. They offer turnkey design-build services, handling permits & compliance with California ADU laws for legal, independent living spaces.
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LA Developing Inc.
8504 Firestone Boulevard, Downey, CA 90241
32.8 miles
An Accessory Dwelling Unit (ADU) adds value, rental income, and flexibility to your property. LA Developing Inc. specializes in ADU construction in Los Angeles, offering garage conversions, detached builds, and attached additions with full project support.
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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.