Safety is a top concern for transportation companies. Whether it is making sure equipment is in working order, employees are properly trained or drivers are substance-free, there is a lot to keep track of. When it comes to employee drug testing, Wisconsin Drug Testing Consortium (WDTC) provides multiple services to ensure companies are in compliance with federal and state regulations. Whether it is helping with DOT consortium management and employer responsibilities or offering convenient testing sites and processing, WDTC is there to help.