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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Gold Rhino Modular Homes & Buildings offers innovative solutions, customizable designs, ready-to-ship units, and pre-configured packages for containerized modular homes, multi-unit modular structures, modular container offices, and commercial/industrial modular applications.
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Oztan Studio offers ADU design services in Arlington, VA. ADUs boost property value, enable rental income & multigenerational living. Arlington requires specific zoning, size & parking rules. Costs range from $100K–$300K+.
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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.
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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 properties remain prohibited.
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Capital Dwelling is a Washington DC-based ADU specialist helping homeowners in the DMV region plan, design, and build accessory dwelling units. Services include feasibility assessments, permitting, architectural design, and construction management.
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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.
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UP Craftsmen is a licensed ADU builder in Montgomery County, MD, specializing in accessory dwelling units, home additions, and remodeling. They offer Home, Professional, and Studio Series ADUs, plus full construction services. MHIC License #0151386.
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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 zoning compliance and full construction.
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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 compliance & planning.
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Four Brothers Design + Build specializes in Accessory Dwelling Units (ADUs) across DC, Northern Virginia & Maryland. Services include basement apartments, garage conversions, in-law suites & detached ADUs.
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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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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 ft.
read moreManassas, Virginia is a city steeped in Civil War history, home to the famous Manassas National Battlefield Park. This unique historical character means that ADU contractors in Manassas must be especially mindful of local zoning regulations, historic preservation guidelines, and neighborhood aesthetics when planning and constructing Accessory Dwelling Units. Working with an experienced ADU contractor in Manassas, VA ensures your project respects the city's rich heritage while maximizing your property's potential.
The City of Manassas operates under its own zoning ordinance, separate from Prince William County, which surrounds it. ADU regulations in Manassas are governed by the City's Zoning Ordinance, and homeowners must comply with specific requirements before breaking ground. Key considerations include:
Skilled ADU builders in Manassas, Virginia are experienced in constructing a variety of accessory dwelling unit types to suit different property layouts and homeowner needs. The most common ADU types in the Manassas area include:
Hiring a local ADU contractor in Manassas, VA offers significant advantages. Local professionals are familiar with the City's permitting process, building codes, and the specific requirements of the Building and Development Department. They understand how to navigate potential complications related to historic districts or proximity to protected areas near the battlefield. A knowledgeable contractor will also help ensure your ADU complies with Virginia Uniform Statewide Building Code (USBC) requirements, which apply across the Commonwealth.
With Manassas being a growing community in Northern Virginia, close to major employment centers in the Washington D.C. metro area, adding an ADU to your Manassas property can provide significant rental income potential and increase overall property value. Contact a qualified ADU contractor in Manassas, Virginia today to explore your options and begin the planning process.