ZIS & P Verkehrsplanung is a civil engineering company with limited liability. The shareholders are:
  • Gerd Sammer, Dipl.-Ing. Dr. techn.; university professor (now emeritus status)
    at the Institute of Traffic and Transportation,

  • civil engineer for construction, manager
  • Gerald Röschel, Dipl.-Ing. Dr. techn. (civil engineering);

  • traffic planner, deputy manager, project leader
  • Vinzenz Saurugger, Dipl.-Ing. (civil engineering);

  • traffic planner, project leader, shareholder