Detached ADU near El Cajon, CA
EHM Construction
3966 Falcon Street, San Diego, CA 92103
12.9 miles
EHM Construction offers ADU design and building services in San Diego, CA. Projects include detached two-story ADUs with roof decks, garages, and scenic views in neighborhoods like Mission Hills and South Park.
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GW Construction
4694 Alvarado Canyon Road, San Diego, CA 92120
5.9 miles
GW Construction is a San Diego general contractor specializing in ADU construction, home renovations, custom homes, and commercial projects. Services include garage conversions, backyard cottages, home additions, and multi-unit builds.
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Backyard Bungalows
2131 Palomar Airport Road, Carlsbad, CA 92011
28.8 miles
Sequoia Homes & Backyard Bungalows offer affordable ADU builder services in Carlsbad, CA. From granny flats to in-law suites, they handle design, permits, financing & installation. Projects completed in as little as 8 weeks.
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Sprawl Design
1893 Lorient Place, Chula Vista, CA 91913
12 miles
Sprawl-Design offers expert ADU design in San Diego, including garage conversions, attached & detached units. Starting from $60K, they manage design to construction with local expertise & budget clarity.
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A2M Contractors
1877 Petaluma Drive, San Diego, CA 91913
11.4 miles
A2M Contractors builds custom ADUs—backyard cottages, in-law suites, garage conversions, and more. Increase property value, earn rental income, and gain flexible living space with full design and permitting support.
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Hubbell & Hubbell Architects, Inc.
1970 Sixth Avenue, San Diego, CA 92101
14.3 miles
Accessory Dwelling Units (ADUs) add value and flexibility to California properties. Learn about ADU regulations, design options like garage conversions, and how Hubbell & Hubbell Architects can help you build a compliant granny flat or guest house.
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Better Place Design & Build
4655 Cass Street, San Diego, CA 92109
16.9 miles
Better Place Design & Build is a San Diego ADU contractor specializing in detached ADUs, garage conversions, and room additions. Their feasibility-first process verifies zoning, utilities, and site conditions before pricing, reducing costly surprises.
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Kuhlman Scott Architects
607 North Vulcan Avenue, Encinitas, CA 92024
26.6 miles
Kuhlman Scott Architects specializes in custom ADU design across San Diego County. Led by Todd Kuhlman, with 30+ years of experience, the firm creates detached ADUs, garage conversions, and JADUs tailored for quality, livability, and long-term property value.
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Custom Home Builders Malibu
42400 Winchester Road, Temecula, CA 92590
49.2 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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Oceanside ADU Design
3355 Mission Avenue, Aaronsburg, PA 92058
36.2 miles
Oceanside ADU Design is an Oceanside, CA firm specializing in detached, attached, garage conversion, and junior ADUs. Founded by structural engineer Devin, they handle architecture, engineering, and permitting in-house for efficient, budget-conscious results.
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New Age Design and Build
4501 Mission Bay Drive, San Diego, CA 92109
14.9 miles
New Age Design and Build is a San Diego ADU contractor specializing in detached ADUs, garage conversions, backyard cottages, and casitas. They offer full design-to-build services, helping homeowners add rental income, in-law suites, or extra living space.
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Millan Construction, Inc
325 West Washington Street, San Diego, CA 92103
12.5 miles
Millan Construction builds custom ADUs in San Diego, offering full-service design, permitting, and construction. With 14+ years of experience, they deliver compliant, high-quality accessory dwelling units that boost property value and rental income.
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Pinnacle Construction
6132 Innovation Way, San Diego, CA 92009
28.5 miles
Pinnacle Construction Services Inc. offers expert metal stud framing and drywall for ADU projects in San Diego County, including detached ADUs, garage conversions, and attached additions, with 30+ years of subcontracting experience.
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ADU San Diego
1223 Cleveland Avenue, San Diego, CA 92103
11.8 miles
ADU San Diego is a licensed contractor specializing in accessory dwelling unit design and construction across San Diego County. Services include garage conversions, detached ADUs, and JADUs, with costs ranging from $100,000–$400,000.
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Aura Design Build LLC
16769 Bernardo Center Drive, San Diego, CA 92128
16.3 miles
Aura Design Build is a San Diego-based luxury renovation and ADU construction firm serving Southern California, including Newport Beach and Laguna Beach. With 15+ years of experience, they offer kitchen remodels, bathroom renovations, custom cabinetry, and full ADU builds.
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What you need to know
Searching for top Detached ADU ADU Contractors in El Cajon, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in El Cajon 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 Detached ADU professionals can guide you through every step.
El Cajon homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in El Cajon, California, and get started today.