IDSP – Professional Engineering Services


Timmons Group was founded in downtown Richmond in 1953 as a surveying and engineering company. Since then, our client-centric, highly entrepreneurial culture expanded our technical capabilities, enabled geographic expansion into North Carolina and Maryland and has provided us the opportunity to work on projects throughout the United States.


Our companies capabilities include the following:

  • Site engineering & Planning
  • Transportation Planning & Design
  • Environmental services
  • GIS & Geospacial services

CAD capabilities

Our team’s software applications for engineering design and traffic analysis include the following:

  • AutoCAD and Land Development Desktop (LDT)
  • AutoCAD Civil 3D 2014
  • Bentley products: MicroStation & GEOPAK version V8i
  • Esri products: ArcGIS 10.0, ArcInfo, ArcView, ArcIMS – and other GIS system software
  • GuidSIGN 6.1
  • PC-Travel

IDSP – Professional Services team