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O'Hennon Builders

Home Builders

About Us

3x Best of Houzz winner
References available
Family owned
Leading Southern Maryland Custom, Energy Efficient Home Builder
Welcome to O'Hennon Builders, a leading Southern Maryland custom home builder. Now proud to be an Energy Star Partner. When it comes to custom built energy efficient homes, O'Hennon Builders is the best home builder choice for both quality and customer care. Since 1973 “JJ” has been working around Southern Maryland delivering satisfied customers their Dream Custom Homes!

Services Provided

Accessory Dwelling Units (ADUs), Barn Design & Construction, Custom Home, Energy-Efficient Homes, Garage Building, Guesthouse Design & Construction, Home Additions, Home Extensions, Home Remodeling, New Home Construction, Pool House Design & Construction, Project Management, Deck Installation, Porches, Fence Installation, Pergola Installation

Areas Served

Calvert County, St. Mary's County

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14 Projects

Example of a minimalist vinyl house exterior design in DC Metro with a shingle roof

Island Living

Solomons, MD
Example of a classic deck design in DC Metro

Pergola and Portico Projects

Lusby, MD
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O'Hennon Builders
Average rating: 5 out of 5 stars
Dunkirk, MD 20754