Down Under Construction LLC Email Format

Civil EngineeringMaryland, United States51-200 Employees

Down Under Construction LLC operates in civil engineering with a focus on trenchless and underground construction in the Mid-Atlantic region. Founded by Daryl Dunbar in 1993, the company began as a directional drilling contractor and has grown into a turnkey prime contractor serving multiple industries. The firm lists a North Laurel, Maryland address, while company materials identify Sterling, Virginia, as its headquarters. The company serves a diverse client base that includes the Federal Government, land developers, utilities, and large electrical contractors, with in-house design, engineering, and permitting to support project delivery. In 2018, Hylan Group acquired DUC, expanding its Mid-Atlantic presence.

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