Detached ADU

ADU Builders Seattle (Maksymov Brownstone LLC) specializes in detached ADU construction across Seattle & King County. Licensed & bonded, they handle zoning, permits, and SDCI approvals. Services include backyard cottages, two-story units, ... read more

GR Innovative Builders Inc. is a Bay Area ADU contractor specializing in accessory dwelling units, granny flats, and in-law suites. Completed projects in Richmond, Oakland, Lafayette & Pinole. Featured in Sunset Magazine.

Maruda Construction is a Sacramento-area ADU builder offering full-service design, permitting, construction, and financing. Standard ADUs start at $230K; premium units at $260K+. Typical project timeline: ~4 months from feasibility to occupancy.read more

The ADU Company, a licensed ADU contractor in Covina, CA, serves greater Los Angeles with expert accessory dwelling unit design and construction, including garage conversions, detached ADUs, JADUs, home additions, remodels, and 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

Heritage Modular Homes builds ADUs across MA, RI, CT & NH. With 40+ years experience, they offer custom ADU design, modular installation & in-law suites, backed by a 10-year warranty & free consultations.

RMR Tiny Homes is a family-owned ADU contractor in Atlanta, Georgia, offering turnkey accessory dwelling unit services including design, permitting, and construction. They build detached ADUs, garage conversions, and granny flats across Fulton, Co... read more

Ground Up Builders helps Alhambra homeowners build fully permitted ADUs, including garage conversions, detached units, and backyard cottages. As a design-build ADU contractor, they manage design, permitting, and construction.

Full Scale Studio is a Richmond, VA architecture firm founded in 2018 by Ben Clair. Specializing in custom homes, ADUs, renovations, additions, and small commercial projects, they also offer aging-in-place, high-performance, and real estate invest... read more

Jax Tiny Homes is a Jacksonville ADU contractor offering full-service accessory dwelling unit construction. Services include detached & attached ADUs, custom design, eco-friendly materials, energy efficiency, and local permit handling.

Arizona custom home builders & ADU contractors serving Peoria & the Valley. Expert remodeling, detached ADUs & new builds with personalized planning, quality craftsmanship & clear communication throughout every project.

Stoneledge ADU Builders Miami specializes in ADU construction and home remodeling across South Florida. Services include detached ADUs, granny flats, kitchen remodels, and full renovations, delivered with clear communication and fair pricing.

OneBuild is a Hudson Valley ADU firm founded in 2025, managing full-scope projects including feasibility, permitting, design, prefab selection, and installation of backyard cottages, in-law suites, and granny flats.

Forge ADU Builders is a Birmingham-based contractor specializing in accessory dwelling units (ADUs), including backyard cottages, garage conversions, and in-law suites. They handle design, permits, and turnkey construction across Jefferson County.... read more

Distinctive Homes is Central Florida's trusted ADU builder, specializing in attached ADUs, detached ADUs, garage conversions & in-law suites. Boost property value & rental income with custom accessory dwelling units built to your vision.read more