Attached ADU near Fallbrook, CA

Prominent Builders & Restoration is a San Diego ADU contractor with 55+ years of experience. They offer detached ADUs, garage conversions, and attached units across Southern California, managing every project step from design to final inspection.

Design Path Studio is a Southern California residential architecture firm specializing in modern, sustainable design. They focus on indoor-outdoor integration, clean lines, and natural light, with expertise in ADUs, garage conversions, and granny flats.

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.

ADUscale is an independent ADU advisory service offering feasibility assessments, contractor verification, escrow-based payment protection, and construction oversight. Fixed-fee, conflict-free guidance for homeowners planning detached ADUs, garage conversions, or backyard cottages.

Fortune ADU is a Southern California ADU contractor offering full-service design, permitting, and construction. Services start at $3,999.99, covering detached ADUs, JADUs, garage conversions, and more, with most projects completed in 6–12 months.

SD Build Co is an ADU builder in Imperial Beach, CA, offering full-scope construction services including detached ADUs, garage conversions & granny flats. They handle design, permits, zoning compliance & customization.

Vision ADU is a California ADU contractor specializing in detached ADUs, garage conversions, attached ADUs, and JADUs. They offer full-service design, permitting, and construction to help homeowners add value or rental income.

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.

Bourke Construction builds custom ADUs in Orange County, including detached units, garage conversions, and JADUs. They manage design, permits, and construction, helping homeowners add rental income, multi-generational living space, or property value.

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.

Considering an ADU in California? Sea Pointe Design & Remodel helps homeowners plan and build accessory dwelling units, including garage conversions, granny flats, and backyard cottages, handling permits, design, and construction.

Tate & Son, Inc. is a licensed ADU contractor in San Diego & Southern California. They offer garage conversions, in-law suites & detached ADUs. Pricing starts ~$70K. 5-year warranty. Free estimates available.

Homeowners across the San Diego area looking to expand their living space or create a rental opportunity turn to the trusted San Diego Builders at The Avalon Company. With more than three decades of experience, they specialize in designing and constructing high end accessory dwelling units that blend seamlessly with your existing property while increasing functionality and property value.

SDS Homes Construction is a Temecula, CA design-build contractor specializing in ADUs, granny flats, and Casitas. They offer turnkey services from design to permitting and construction, serving Temecula and Murrieta homeowners.