Prefab / Modular ADU

Lindal Homes offers custom ADU and DADU kit home solutions across the US and Canada. Flexible floor plans, the Lindal Elements collection, and system-built construction make adding a backyard cottage or guest suite efficient and cost-effective.read more

Incredible Tiny Homes, based in Newport, Tennessee, builds customizable tiny houses indoors, from compact Incred-I-Box models to larger designs like the Ace Series. ITH also develops tiny home communities and offers affordable, sustainable housing... read more

Cousin Gary Homes – Sacramento specializes in ADU & JADU construction, offering 80+ floor plans from 546–2,536 sq. ft. Benefits include added property value, rental income & flexible living. California's 2023 ADU laws make building eas... read more

Avalon Building Systems builds custom modular homes and ADUs across the northeastern US. A VA Certified Builder, they offer turnkey services, Energy Star-compliant construction, and compact floor plans like in-law suites and backyard cottages.

New Frameworks builds high-performance ADUs and Casita homes using natural Vermont materials. Six models range from 314–1,200 sq ft, featuring R-38+ insulation, ERV/HRV ventilation, all-electric systems, and optional Passive House certification.... read more

Timberhaven's Evergreen ADU Modern Escape is a 440 sq ft log-built accessory dwelling unit featuring walls of glass, a shed roof, and Andersen windows. Ideal as a guest house or granny flat with a Lifetime Warranty on engineered logs.

West Coast ADU is a California-based ADU builder offering prefab & manufactured accessory dwelling units. They help homeowners add rental income, house family members & boost property value with streamlined permitting & construction.read more

Sequoia Homes & Backyard Bungalows offer affordable ADU builder services in Carlsbad, CA. From granny flats to in-law suites, they handle design, permits, financing & installation. Projects completed in as little as 8 weeks.

The Springfield by Superior ADUs is a 2-bed, 2-bath detached ADU with open-concept living, vaulted ceilings, mini-split HVAC, kitchen island, ample storage, and optional ethanol fireplace—ideal as a granny flat or in-law suite.

Landform Build is a Portland, Maine design-build firm specializing in infill development, ADUs, and residential projects. Services include zoning analysis, architectural design, feasibility studies, permitting support, and general contracting for ... read more

Generation Five Homes builds accessory dwelling units, in-law suites, and backyard cottages for Johns Island, Charleston, Myrtle Beach, Beaufort, and Hilton Head homeowners seeking added property value, rental income, or flexible living space.

Integrity Timber Frame offers custom prefabricated timber frame home, cabin, and ADU kits in South Dakota. Using their TruFit™ System and SIPs panels, they deliver strong, energy-efficient, sustainable structures with faster assembly and potenti... read more

California Backyard Homes Inc specializes in prefab ADUs, tiny houses, and modular homes across California. Starting from $44,500, they offer turnkey installation including permits and utility connections, with financing available up to 23 years.<... read more

Nestadu is a full-service ADU builder offering custom site-built and prefab ADUs. Site-built units start at $400/sqft; prefab models from $115K. They handle design, permitting, and construction, plus financing guidance including HELOCs and grants.... read more