Diamond Management Group, Inc. (DMG) is a Manassas, Virginia-based company specializing in construction and project management services. With over 40 years of experience, DMG provides a broad array of construction services to both commercial and residential clients primarily in the Mid-Atlantic region. The company is built on a foundation established by Glenn and Alice Bertrand, who originally launched Bert’s Underground Construction in 1981, focusing on underground pipeline installation. In 1994, they founded Diamond’s Utility Construction, which later became Diamond Management Group after a merger with Bert’s Underground Construction in 1999.
The company prides itself on its commitment to safety and quality, holding multiple licenses and certifications that include a Class A Contractor License and certifications as a Small, Women and Minority-Owned business. DMG is also a proud member of several industry organizations such as the Common Ground Alliance (CGA), aiming to improve safety practices and reduce excavation damages to underground facilities.
To ensure the highest standards of service, DMG employs qualified staff trained in various construction disciplines, including hydro excavation, plumbing, pipefitting, and directional drilling. As a trusted partner for local utility contractors, they not only provide construction support but also engage in facility and project management services that adapt to the specific needs of their diverse clientele. Looking ahead, DMG is dedicated to maintaining its trajectory of growth and service excellence, exerting influence throughout the construction sector over the next two decades.
