Attached ADU

ORO Coast Builders is an ADU contractor in Los Angeles & the Bay Area with 25+ years of experience. They build detached ADUs, garage conversions, basement conversions & JADUs—fully custom, no prefab.

Benavides Builders Inc is a trusted ADU contractor specializing in detached & attached ADUs, garage conversions, JADUs, and hillside builds. They offer single & two-story units, granny flats, in-law suites, and casitas for residential properties.

KN Remodeling is a certified ADU contractor serving Los Angeles, Woodland Hills, Simi Valley & Thousand Oaks. Specializing in detached ADUs, attached ADUs & garage conversions, they handle design, permits & construction with 100+ ADU plans completed.

BB Builders Pro specializes in ADU construction, garage conversions, home additions, and detached backyard cottages. Services include custom design, permitting, zoning compliance, and renovations—ideal for rental income or family housing.

Proteus Homes is a custom home and ADU builder with 30+ years of experience in the Southwest US. They offer full-service ADU construction, including design, permitting, and panelized off-site fabrication, with move-in-ready homes in under three months.

Sioux Falls Home Remodeling builds custom ADUs in Sioux Falls, SD. Services include detached ADUs, garage conversions, granny flats & in-law suites. Costs range from $25K–$180K+. Serving Minnehaha & Lincoln Counties.

Home 360 Construction Inc. offers full-service ADU construction in San Diego, including detached, attached, and garage conversion units. They manage planning, permits, design, and inspections across San Diego County neighborhoods.

Step-up Construction is a San Jose ADU contractor specializing in garage conversions, attached additions, and detached backyard ADUs. Costs range from $80K to $475K. They guide homeowners through permits, zoning, and San Jose's ADU regulations.

Whether you need space for family members, want to generate rental income, or desire a private home office, their experienced team guides you through every step of creating your ADU. From design through construction, they manage every detail ensuring your vision becomes reality.

Adams Construction Services offers home additions & renovations in Southern Indiana & Louisville, KY. Services include bedroom additions, second-story builds, open floor plans, whole house renovations, in-law suites, garages & sunrooms.

Backyard Unlimited, founded 2009 in Rocklin, CA, specializes in Amish-crafted sheds, gazebos, pergolas, and ADUs for Greater Sacramento homeowners. They handle full ADU design, permitting, and installation in-house, with no subcontractors.

New Avenue, Inc is a full-service design-build company serving the San Francisco Bay Area and Portland, OR since 2011. They specialize in ADUs, custom homes, renovations, additions, and Enclaves, managing design, permitting, and construction under one roof.

JC Construction & Remodeling is a Sacramento ADU builder with 26+ years of experience and 426+ completed projects. Services include detached ADUs, garage conversions, room additions, and remodels across Sacramento, Roseville, Folsom, and nearby areas.

From your first call to getting the keys — here's exactly what to expect.

We've designed a clear, step-by-step process so you always know what's happening, what comes next, and what it costs. No surprises. No guesswork.