Psychemedics Corp. engages in the provision of drug testing services through the analysis of hair samples. It specializes in a five panel drug testing process for cocaine, opioids, Phenyclidine, amphetamines, and marijuana. It offers workplace, school, and personal drug testing services. The company was founded by Werner Baumgartner and Annette Baumgartner on September 24, 1986 and is headquartered in Dallas, TX.