Recent Projects

Lasting Positive Impact™

At Draper Aden Associates, Lasting Positive Impact™ is  more than a slogan, it represents and embodies our core culture and belief that each day gives us an opportunity to leave our mark on the World.  With more than 40 years of experience providing civil, environmental, geotechnical, solid waste, and structural engineering, surveying and subsurface utility engineering, site planning and engineering, and construction inspection services throughout the Mid-Atlantic region, we are more than just a set of plans; we are a way to achieve.


  • SSES+ Offers a Better Way to Find and Fix Sewer Needs

    Sewer systems are hidden beneath our feet and make up a tangled web of pipes that run under every city, town, and county. Just like most infrastructure that is out […]

  • Employee Spotlight: Jason Judy

    At DAA we are overflowing with exceptional employees and each month we like to choose one to highlight. Check back at the beginning of every month to see who’s in the […]


New Call-to-action