Price Builders Inc

6351 Nancy Ridge Drive, San Diego, CA 92121 5.3 miles

DR Build ADU specialist

3635 Bonita Farms Court, Bonita, CA 91902 12.7 miles

Dr Build ADU Specialist's mission is to build affordable high-quality Accessory Dwelling Units (ADU’s/Granny Flats) that the average person can afford.

Always providing the best with our friendly, understanding, bilingual builders and sales personal.

Wallstar Design & Build

7995 Civita Boulevard, San Diego, CA 92108 4.1 miles

Nucave Construction Inc.

440 South Melrose Drive, Vista, CA 92081 25.9 miles

Free Consultation Free Site Assessment

Experienced ADU contractor offering a structured process: site assessment, custom design options, transparent cost estimates, permit guidance, and financing support. Specializing in detached ADUs, garage conversions, and in-law suites.

Advance Construction Company

5073 Central Ave, Bonita, CA 91902 12.6 miles

Advance Construction Company is a San Diego-based ADU contractor and garage conversion specialist committed to excellence. Trusted by homeowners, they deliver seamless construction experiences with top-tier sub-contractors, ensuring quality results on every project.

RL Remodeling

4360 Twain Avenue, San Diego, CA 92120 3.5 miles

50 years in business

RL Remodeling offers garage conversions, room additions, and ADU construction. With nearly 50 years of combined experience, they handle design, permits, and execution. Garage ADU conversions typically cost $30K–$60K+, offering strong rental income potential and increased property value.

San Diego ADU Specialists

347 3rd Avenue, Chula Vista, CA 91910 13.5 miles

Licensed Eco-Friendly In-House Engineer

San Diego ADU Specialists, a division of Wizdom Construction Inc., builds custom ADUs, granny flats & garage conversions. Services include new construction, design, and renovations—boosting property value and rental income.read more

Homes by Hedges

PO Box 2586, Valley Center, CA 92082 27 miles

25 years in business

Homes by Hedges is an experienced ADU contractor in North San Diego County, building granny flats, casitas & garage conversions. Serving Valley Center, Escondido & more for 25+ years, managing permits & local zoning regulations.

Specialty Design Build

243 South Escondido Boulevard, Escondido, CA 92025 18.5 miles

ValueCrafters Remodeling

Pomerado Road, San Diego, CA 92131 5.7 miles

Our team specializes in ADU conversions, transforming existing spaces into functional living areas with quality craftsmanship, reliable construction, and solutions tailored to each homeowner’s needs.

Coronado Construction

8250 Camino Santa Fe, San Diego, CA 92121 4.5 miles

Eco-Friendly

Coronado Construction builds Accessory Dwelling Units (ADUs) in San Diego, CA. From garage conversions to detached units, their ADUs boost property value, generate rental income, and offer flexible living using quality, energy-efficient materials.

Nj Design & Build

3675 Ruffin Road, San Diego, CA 92123 1.4 miles

Other cities in California

What you need to know

Searching for top Attached ADU ADU Contractors in San Diego, 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 San Diego 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.

San Diego 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 San Diego, California, and get started today.

Attached ADU near San Diego, CA