Finecraft Contractors is a Washington D.C.-based general contracting company with 35+ years in residential renovation. Services include kitchen remodels, bathroom upgrades, room additions, and full home gut renovations, backed by transparent proje... read more
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.
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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.
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Back Creek Builders constructs ADUs and in-law suites in Maryland, handling design, permitting, and build. Project types include garage conversions, detached cottages, and basement suites. Founded by Eric Young and Jason Gelblum, they manage zonin... read more
JBL Construct LLC builds Accessory Dwelling Units (ADUs) in Northern Virginia, handling zoning, permits, design, and construction. Services cover basement conversions, garage conversions, and detached cottages. Costs range from $275–$400+ per sq... read more
Elite Contractor Services in Annandale, VA builds Accessory Dwelling Units, home additions, basement finishing, kitchen remodeling, and bathroom renovations, helping homeowners create functional in-law suites, rental units, or extra living space t... read more
Alexandria, VA permits one ADU per single-family, two-family, or townhouse property, with rules on height, footprint, and occupancy. Oakwood Construction and Remodeling, LLC helps homeowners navigate zoning requirements and build garage conversion... read more
Ben Norkin Architecture outlines ADU permit drawing requirements in Montgomery County, MD, covering site plans, zoning, drainage, floor plans, structural drawings, and energy compliance for detached ADUs, garage conversions, and backyard cottages.... 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
Montgomery County ADUs: ZTA 19-01 expanded accessory dwelling unit rules, removing bans on detached ADUs on small lots, lifting distance restrictions, easing parking near transit, and allowing garage conversions. Short-term rentals on ADU properti... read more
Hammer Contractors builds ADUs in Washington DC, including detached units, garage conversions, and basement apartments. They handle zoning compliance, permits, and full construction, helping homeowners add rental income or family living space.
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BBCDC Construction & General Contractors specializes in ADU development in Washington, DC, managing zoning compliance, permits, and construction for detached, semi-detached, and attached accessory dwelling units across all residential zones.read more
DC basement ADU conversions require owner-occupancy, zoning approval, and code compliance. Costs range $100K–$250K+. Basement Remodeling handles permits, design, and construction in 2–4 months.
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Moore Construction Group designs and builds custom home additions in Alexandria, VA and Northern Virginia, including basement ADU conversions, rear additions, master suites, and sunrooms, adding space and value without moving.
read moreFairfax, Virginia is one of the most affluent and densely populated jurisdictions in the greater Washington, D.C. metropolitan area. With a median household income well above the national average and a consistently competitive real estate market, homeowners in Fairfax are increasingly turning to Accessory Dwelling Units (ADUs) as a smart solution for generating rental income, housing aging family members, or simply maximizing property value. Finding experienced ADU contractors in Fairfax, VA who understand the local regulatory landscape is essential to a successful project.
ADU construction in Fairfax is governed by Fairfax County's Zoning Ordinance, which was significantly updated in 2021. Under the revised ordinance, ADUs — referred to locally as Accessory Living Units (ALUs) — are permitted in most single-family residential zones. However, there are important rules that qualified ADU contractors must navigate carefully:
Hiring the right ADU contractor in Fairfax, Virginia means working with a professional who is licensed in Virginia, familiar with Fairfax County's permitting process, and experienced in both attached and detached ADU construction. The best contractors will handle everything from initial design and permit applications to final inspections. Given the complexity of Fairfax's zoning rules, local experience is a significant advantage.
Given Fairfax's proximity to major employment hubs like Tysons Corner, the Pentagon, and Amazon's HQ2 in nearby Arlington, rental demand remains exceptionally strong. A well-built ADU can generate significant monthly rental income while also increasing overall property value. Working with a skilled ADU contractor in Fairfax, Virginia ensures your investment is built to code, completed efficiently, and positioned to deliver long-term financial returns in one of Northern Virginia's most desirable communities.