The firm's experience includes over 4,000 commericial and residentual projects in a total of 40 years (26 years as the firm president).

The project experience of the firm and/or the president Charles Gavin, P.E. includes the following:

  • Pentagon 9-11 Terrorist Attack - Emergency inspections, emergency shoring, and reconstruction engineering services
  • Washington Monument - Scaffolding concept design and construction evaluation
  • World War II Memorial - Analysis and impact to Washington Monument foundations
  • US Capitol Innauguration Design
  • Aerospace Center, Washington D.C. - New building
  • Intelsat Headquarters, Washington D.C. - New building
  • Dulles Airport Expansion - Structural design
  • Shops at Quantico - New shopping center
  • Shirlington Theater - New multiplex cinema
  • Union Station - D.C. train station renovation project
  • Citibank Headquarters, Manhattan, NY - Engineering investigation for skyscraper building (wind restraint system)
  • Key Byscane Towers, Miami, FL - Highrise fire investigation
Other experience includes:
  • Forensic engineering and accident reconstruction on approximately 50 cases and expert testimony in trial cases