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  • smart quoteTheir (Straughan’s) performance and contribution to the $1 Billion I-95 Express Toll Lanes Project, as well as other engineering assignments for the Maryland Transportation Authority have been outstanding…Straughan has demonstrated expertise and common sense logic. Straughan’s ability to provide the client with what they need seemingly never ends.

    Mr. Dave LaBella
    Major Programs Manager, Maryland Transportation Authority (MDTA)

  • smart quoteOverall coordination, communications, quality and completeness of design documents exceeded government expectations. Exceptional project management.

    Contractor Performance Review
    Walter Pierce Park, Natural Resources Conservation Service (NRCS)

Representative Clients

We are a customer focused organization and are pleased to work with the following clients. Please note we have delivered high quality environmental services to hundreds of clients since 1995, so this list is representative:

Federal Customers

  • National Aeronautics and Space Administration (NASA)
  • U.S. Army Corps of Engineers
  • U.S. Army Environmental Command (AEC)
  • Naval Research Laboratory
  • Aberdeen Proving Grounds
  • U.S. Department of Agriculture (USDA)
  • Federal Highway Administration (FHWA)

State and Local Government

  • Virginia Department of Transportation
  • Baltimore City
  • Washington, D.C.
  • Metropolitan Washington Airports Authority
  • Howard County
  • Maryland Department of Transportation
  • Delaware Department of Transportation
  • Baltimore County
  • Anne Arundel County
  • Prince Georges County
  • Maryland National Capital Parks and Planning Commission


  • Maryland Department of Transportation
  • Greater Orlando Aviation Authority
  • Memphis Area Transit Authority
  • Federal Highway Administration
  • Delaware Department of Transportation
  • Metropolitan Washington Airports Authority
  • CSX Transportation


  • Washington Suburban Sanitary Commission (WSSC)
  • DC Water and Sewer Authority (DC Water)
  • Howard County
  • Baltimore County


  • Howard County
  • NASA
  • City of Annapolis

Property and Building Development

  • Property Developers
  • Owner’s Representatives
  • Architects
  • Construction Contractors