We specialize in helping DOT covered companies become DOT-compliant with their drug testing programs in a cost-effective manner.  In addition, we have programs for drug-free homes, schools and non-DOT covered employers.  We are one of the few companies in this industry that have an in-house pharmacist,  Master’s Level Substance Abuse Professional, and a physician who are available for consultation.  We don’t just identify the problem, we help find solutions. Our team of professionals represents experience in substance abuse treatment, drug-free workplace implementation, monitoring, prevention services, OTR trucking and workplace training. Services are available in the contiguous United States.  Our Lewisville location is a Quest Diagnostic collection site.   Services provided include but are not limited to; DOT and non-DOT alcohol/drug testing, Rapid drug screen, Breath, Saliva, and more!  Whether you are worried about your teenager or about DOT compliance Watchdog Screening and Human Resources is here to serve you. We’ve Got Your Back!