David Diquollo's Contact Details

David Diquollo's Company Details

Seal Engineering Inc

Alexandria, VA, US • 10 - 19 Employees
Architecture Firm/Engineering Firm

We are a civil/ strucutral engineering company specializing in roofing, waterproofing, and building envelope design and consulting. Our areas of expertise include, but are not limited to:•Low and steep sloped roofing.•Terrace, plaza deck and below-grade waterproofing.•Building facade, concrete, masonry, window and sealant restoration.• Parking garage and balcony restoration.•Paving and drainage.We have completed projects for a variety of clients over the years, including numerous property managers, condominium associations, churches, A/E firms and the following government agencies and schools:Federal Agencies•General Services Administration, National Capital and Mid-Atlantic Regions•National Park Service•Architect of the Capitol•National Institutes of Health•Department of Defense•U.S. Army Corps of Engineers, Baltimore District•Pentagon Renovation Office•Department of the Navy•Department of the Air Force•U.S. Department of Agriculture•Federal Highway Administration•National Institute of Standards and Technology•Federal Bureau of Investigation•Smithsonian InstitutionLocal Government Agencies•Maryland Dept. of General Services•Virginia Dept. of General Services•City of Alexandria, VA, Dept. of General Services•Stafford County, VA•Spotsylvania County, VA•City of Fredericksburg, VA•Prince William County, VA•Loudoun County, VA•Howard County, MD•Prince Georges County, MD•District of Columbia Water and Sewer Authority•Maryland Stadium, Authority School Systems and Universities•American University•Georgetown University•George Mason University•Catholic University•St. Mary's College•Mt. Vernon College•George Washington University•University of Maryland Medical Center•Hagerstown, MD, Community College•Johns Hopkins University School of Medicine•St. Mary's County Public Schools•Stafford County Public Schools•Frederick County Public Schools•Fauquier County Public Schools