EDC is a full service construction firm that focuses on delivering safe, timely, quality oriented results to all of our clients. Our main operating divisions include:


  • General Contracting: EDC has vast experience in general construction with projects ranging from $1-30 Million.
  • Renovations/Alterations
  • Base Building & Additions
  • IDIQ, MATOC, Task Order Contracts
  • Design-Build & Design-Bid-Build
  • Civil Construction: Our civil self-perform group has gained substantial experience over the past years. We have worked both as a Prime and Subcontractor on many projects in the Washington metropolitan region. Our Civil Construction crews are available 24 hours a day,seven days a week, and 365 days a year to best serve the needs of our clients.
  • Demolition
  • Earthwork
  • Utilities (Sewer, Storm, Water)
  • Paving
  • Concrete


EDC understands that to provide true value in a rapidly changing market, we must have a complete understanding of our client’s business and technical objectives to provide them with their desired business benefits. Our leadership team has extensive experience from having worked for many years in the industry, and having obtained numerous professional certifications and countless hours of training. For many years, ourleadership team has successfully delivered construction projects to government and commercial clients alike.

General Construction: Design-Build, Interior renovation/fit-out, base-building, and additions


Preconstruction: Estimating, Scope Development, Value Engineering, Site Logistics Planning, Scheduling, Subcontractor Development, A/E Coordination


Utility : Storm Sewers; Sanitary Sewers; Water Mains; Electric, Telephone, and Cable TV Duct Banks; Traffic Maintenance Systems


Paving : Concrete Paving; Specialized Paving (Brick, Concrete Pavers, Stone Pavers, Exposed Aggregate); Streets & Roads; Highways; Bridges; Runways; Patch Work


Concrete : Concrete Structures; Poured-in-Place Concrete Structures


Site : Excavation; Retaining Walls; Parking Lots; Streetscapes


Environmental : Site Remediation, Tank Removal, Stream Restoration and Wetland Mitigation