Errol Zeiger Consulting

Froehling & Robertson provides a wide range of services from analyzing coal to engineering, environmental and construction testing services. located in Raleigh, N.C., it has more than 15 offices throughout the world. The company provides a wide range of projects in a variety of industries, such as aviation, Dams, reservoirs, hospitality, Medical Facilities, Military, Power Generation and transportation. Froehling & Robertson provides in-house laboratory and drilling capabilities. It offers geotechnical services that include site investigation by the use of soil borings, hand augers and test pits, laboratory testing and data analysis for construction of buildings, roads and parking lots. Froehling & Robertson provides quality assurance and control services for highway bridge fabrication and erection, commercial and government buildings, power plants, refineries, paper mills, chemical plants, water and oil storage tanks, and manufacturing and processing facilities.