Detached ADU

Custom ADU Builders, LLC is Denver's trusted ADU contractor offering detached ADUs, garage conversions, and home remodeling. Serving Aurora, Lakewood & more with transparent pricing and expert permitting support.

Denver homeowners can boost property value and earn rental income by building an ADU. 5280ADU, a division of Revo Renovations, offers full-service ADU construction, garage conversions, remodels, and more across Denver County.

Chicago Granny Flats offers turnkey ADU design-build services in Chicago, specializing in Coach Houses and Backyard Cottages. Using recycled steel panels, they deliver energy-efficient granny flats with guaranteed pricing, custom floor plans, and full utility connections.

Roost Homes LLC is a Portland-based contractor specializing in ADU design and build, home additions, and remodels. They offer energy-efficient detached ADUs, garage conversions, and full renovations tailored to client needs across the Portland metro area.

SkyDADU is a DADU builder and equity partner serving King, Snohomish, and Pierce counties in Washington State. They offer fixed-price packages, up to 100% funding, and handle permitting, construction, and condominiumization for detached accessory dwelling units.

ADU Professionals, Corona CA, builds custom Accessory Dwelling Units since 1999. Offering floor plans from 500–1,200 sq ft, including detached ADUs, granny flats & in-law suites for rental income or multigenerational living.

Colony Design + Build offers home additions and ADU construction in Alaska. As an experienced ADU contractor, they handle planning, permitting, and construction of in-law suites, backyard cottages, and granny flats tailored to Alaska's unique conditions.

My Space Remodeling Inc. is a licensed ADU contractor in Westlake Village, CA, specializing in ADU design, construction, and garage conversions. They offer free estimates, financing, and hold an A+ BBB rating.

Boxabl's Casita is a factory-built ADU available as a studio, one- or two-bedroom unit. Fully equipped with kitchen, bath, and HVAC, it's delivered and installed turnkey—ideal as a granny flat, in-law suite, or rental.

An Accessory Dwelling Unit (ADU), also known as a granny flat or in-law suite, is a self-contained living space that boosts property value by 20–30%, generates rental income, supports multigenerational living, and promotes environmental sustainability.

US Modular Inc. is a trusted ADU builder in Riverside County, CA, with 35+ years of experience. They offer prefab ADUs, garage conversions & casitas starting at $150,000, completed in 6–9 months.

Stephens Brothers Construction is Temecula & Murrieta's top ADU builder since 2011, offering detached ADUs, JADUs, garage conversions & casitas. Costs from $300–$350/sq ft. Licensed, hands-on, and serving all of Riverside County.

Meadow Ridge Cabin ADU Series by Amish Built Cabins LLC starts at $62,000. Certified modular cabins, 240–832 sq. ft., include full kitchen, laminate flooring, Ponderosa Pine interiors & delivery. Ideal ADU, guest suite, or rental solution.

Justice Homes is Oklahoma's premier ADU builder, specializing in custom casitas, granny flats & guest houses. Boost property value, earn rental income & create multigenerational living spaces with expert craftsmanship.

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.