Detached ADU near Spotsylvania Courthouse, VA

Carbide Construction offers modular additions, ADUs, in-law suites, and ADA-compliant builds in Northern Virginia. Since 2002, they manage design to installation, working with top manufacturers for custom, eco-friendly prefab home solutions.

RIC Design Build is a Richmond, VA design-build firm specializing in ADU construction. They create functional accessory dwelling units, including detached garage ADUs, tailored to complement existing homes while meeting Richmond's zoning requireme... read more

Halsey Homes builds custom ADUs in Fredericksburg, VA—detached units, in-law suites, granny flats & garage conversions. With 25+ years of experience, voted Best Builder 2025. Expert ADU contractor handling design through completion.

Alloy Workshop is a design-build firm specializing in accessory dwelling units (ADUs). They manage the full process from design to construction, delivering functional small homes ideal as rental units, guest rooms, or in-law suites.

An accessory dwelling unit (ADU) is a secondary living space on a single-family lot. Lynn Modular Homes is an experienced ADU builder offering detached ADUs, garage conversions, in-law suites, and JADUs.

Modern Richmond Building Co. builds custom ADUs in Richmond, VA, including in-law suites, home offices & recreational spaces. No land purchase needed. Includes a 10-year structural warranty. Local vendors used.

Richmond's Class-A General Contractor offering kitchen & bathroom remodels, home additions, ADUs, basement finishing, decks, roofing, siding & windows. Serving Richmond, Chesterfield, Midlothian & Henrico.

AHG Construction & Remodeling offers home additions and structural remodeling across Greater Richmond, VA. Services include permitting, blueprints, engineering, and full construction management, typically spanning 6–8 months total.

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

Virginia ADU construction by Commonwealth Contractors. Expert guidance on zoning, permits & building codes. Options include detached ADUs, garage conversions & basement units. Costs range $150–$300/sq ft. Boost property value & renta... read more

Charlottesville ADU Builder specializes in custom accessory dwelling units, including guest houses, granny flats, and backyard offices. They guide homeowners through design, permits, and construction while providing detailed cost estimates.

Spear Builders of Virginia completed a custom garage with in-law suite (ADU) in Charlottesville, VA. Features include multi-bay garage, dormer windows, cupola, stone veneer, and a private second-floor living space compliant with local zoning.

Dallan Construction Inc offers ADU house plans ranging from 651–866 sq ft, including Cedar Creek, Cobalt Creek, Fairview Cottage, and Grady models. Options include 1–2 bedrooms, cathedral ceilings, covered patios, and in-unit laundry—ideal f... read more

Thomas Custom Builders designs & builds ADUs in Virginia, including detached units & in-law suites. Ideal for multigenerational living, rental income, or added property value. Experienced ADU contractor handling full construction, code com... read more