Detached ADU

Smart ADU Builder offers customizable ADU floor plans from 400–1,200 sq ft, including granny flats, in-law suites & backyard cottages. Choose from 20+ pre-approved plans or custom designs with smart home features & energy-efficient systems.

Bay Area design-build ADU specialists. One project, one point of contact — design, engineering, permitting, and construction from start to finish. CSLB #1130783.

Hammer Contractors builds ADUs in Washington DC, including detached units, garage conversions, and basement apartments. They handle zoning compliance, permits, and full construction, helping homeowners add rental income or family living space.

ADU1 helps multifamily property owners add ADUs to boost income. Add up to 25% more units plus 2 detached ADUs. Services include a $250 feasibility report, full design-build, and free weekly Q&A sessions every Wednesday.

Little Home Builder is Colorado's dedicated ADU contractor, specializing in stick-built detached ADUs, garage conversions & studios. Full-service from zoning to warranty. Build time: 4–8 months. Financing options available.

GADI Construction, led by Nadav, specializes in ADU construction, home expansions, garage conversions & granny flats. Known for detailed planning, clear communication & professional client guidance throughout every project phase.

QMS builds ADUs in Palm Beach County, FL, covering site prep, foundation, framing, and utility connections. Serving Delray Beach & Boca Raton, they ensure full Florida Building Code compliance from slab to final inspection.

MyHouse Construction Company St. Louis offers custom home builds, spec homes, additions, ADUs, garage conversions, decks, pools, and full renovations. Serving St. Louis homeowners with quality, code-compliant residential construction and remodeling.

J&I Construction is a trusted ADU contractor offering full-scope accessory dwelling unit services, including detached ADUs, garage conversions, granny flats, in-law suites, JADUs, and backyard cottages. Free consultations available.

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.

Nilson Homes builds new construction homes with ADUs in northern Utah. Rental income (~$2,200/mo) can boost mortgage qualification by $150K–$200K. Ideal for investors, multi-gen families & remote workers in a growing market.

Giani Construction ADU & Remodel is a California-based contractor specializing in ADUs, garage conversions, JADUs, granny flats, and home remodeling, managing design, permitting, and construction from start to finish.

Next Generation Construction is a trusted ADU builder in Kansas City, specializing in detached ADUs, garage conversions, in-law suites, and rental-ready units built to code with quality craftsmanship.

Skorco Inc is a Duluth, MN construction company with 12+ years of experience in custom home building, remodels, ADUs, garage conversions, and commercial construction. Serving Duluth and Hermantown with a price guarantee.