Instructor: Mike Kislia, COO of Wienhoff Drug Testing This class is designed to help you meet Department of Transportation (DOT) compliance for your company and your own policy requirements.  At...

Instructor: Melody Paris, Assistant Manager of Wienhoff Drug Testing The FMCSA Clearinghouse is a secure online database of commercial driver’s license (CDL) and commercial learner’s permit (CLP) holders’ drug and...