Project Start-ups:

  • St. Elizabeths East Campus Redevelopment, Stage I, Phase I | Washington, DC
    DHA is responsible for the design of all wet and dry utilities which include miles of storm and sanitary sewer, miles of waterline, electrical duct banks and communication lines, as well as erosion and sediment control.

Project Awards:

  • Engineering News Record (ENR) Mid-Atlantic
    2016 Project of the Year |
    DC Water's Blue Plains Tunnel; DHA provided hydraulic design, civil/site services, utility relocation, permitting, and land rights acquisition services.
  • Engineering News Record (ENR) Mid-Atlantic
    2015 Best Project for Water/Environment | DC Water’s McMillan Stormwater Storage
    ; DHA provided structural engineering and design and construction administration services.
  • Engineering News Record (ENR) Southeast
    2015 Best Project for Cultural/Worship | Zoo Atlanta's The Scaly Slimy Spectacular (Reptile Complex)
    ; DHA provided structural and site/civil engineering services.


  • Join us! Carol Holland, VP of PM/CM will be the panel moderator at the upcoming CMAA Women in Construction Forum on May 9th at the Sheraton Columbia Town Center in Maryland. This forum is hosted by the CMAA Baltimore and CMAA National Chapters. For more information and to register, click here.
  • Delon Hampton & Associates, Chartered was a proud sponsor of the 2015 DC Chamber of Commerce Gala held at the Marriott Marquis on October 30, 2015. The Business Leader of the Year being honored was Joseph Rigby, Chairman of the Board, President and CEO of Pepco Holdings, Inc., a new and significant client of DHA’s.