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.

Cornejos Builders offers ADU construction, garage conversions & home additions in LA & Orange County. 24 ADUs completed in 4 years. Costs range $80K–$250K. Licensed, insured, bonded. 1-year warranty included.

ADU4U is a veteran-owned ADU builder in Denver offering full-service accessory dwelling unit construction, planning, real estate, and financing. Build a granny flat, in-law suite, or detached ADU for rental income or multigenerational living.

All Phase Construction LLC is a Honolulu-based contractor serving Oahu, Maui, Big Island & Kauai since 2013. Specializing in ADU construction, custom homes, additions & concrete work across Hawaii.

FabuHome offers affordable ADU building services, including detached units, in-law suites & backyard cottages. Full-service design to construction, tailored to your budget, helping homeowners add value & flexible living space.

Kinstruct Tiny Homes is a Pacific Northwest contractor specializing in tiny homes and ADUs, including detached ADUs, backyard cottages, granny flats, and in-law suites built to maximize space and meet local codes.

We guide you through design options and material choices, taking precise measurements to create a custom plan that perfectly fits your property. This careful planning ensures that your new ADU will seamlessly blend with your existing space and meet all your functional needs.

Saylee Greer is a design/build company specializing in custom casitas, detached ADUs, backyard cottages & granny flats. They offer personalized consultation, quality craftsmanship, smart home integration & audio/video systems, managing all project aspects under one team.

Cocoon Remodeling builds ADUs in West Chester & Philadelphia suburbs. From basement apartments to detached cottages & garage conversions, they handle design, permits & construction. Projects typically complete in 6–8 months.

Northwood Tiny Homes is a Michigan ADU builder serving Northern Michigan and Grand Rapids. They offer full-service construction of detached ADUs, tiny homes, granny flats, and garage units, managing design, permitting, and building in-house.

Looking for extra space, a backyard rental, or a quiet retreat? Our factory-built cabins and ADUs (Accessory Dwelling Units) are designed for fast setup, long-term durability, and four-season comfort—built tough for Montana and Wyoming weather. Whether you need a hunting cabin in the mountains, a granny flat for aging parents, a guest house for visitors, or a tiny home for extra income, we’ve got you covered.

Coastal ADU Construction is a Bay Area design/build contractor specializing in accessory dwelling units. They handle detached ADUs, garage conversions, in-law suites, and granny flats, managing both design and construction while navigating local zoning regulations.

Garage converted to pool house ADU by Tracy A. Stone Architect, featuring a north-south roof ridge for Tesla Solar Roof optimization, backyard visual connectivity, and a dramatic overhang for summer shading and energy efficiency.

Brach Design Architecture specializes in Accessory Dwelling Units (ADUs) in Salt Lake City. ADUs boost property value, generate rental income & expand housing options. Detached units max 650 sq ft; attached up to 50% of main home.

New Frameworks builds prefab ADUs and small homes using natural, locally sourced Vermont materials. Their Casita models range from 314 to 1,200 sq ft, featuring high R-values, all-electric systems, and optional Passive House certification.