Speaking at the 2017 Wisconsin Federation for Environmental Technology (FET) conference seminar, Sigma engineers Adam Hammen and Dan Schwartz made the case for going high tech when it comes to facilities and environmental health and safety (EHS) engineering.Sigma uses laser scanning, Unmanned Aircraft Systems (UAS) and Geographic Information Systems (GIS) to increase efficiency, save money and provide greater value to clients.Click here to contact The Sigma Group for more information on these and other services.