Clarity Testing Services was founded in 1995 with the mission of providing high quality onsite testing services to comply with Federal DOT Drug and Alcohol Testing Regulations. As employers and labor demanded more and more safety and testing services onsite, Clarity responded by developing mobile models for high quality DOT Physicals, Respirator Medical Clearance and Certification Exams, Respirator Fit Testing, Blood Lead Testing and Lead Surveillance, Firefighter Physicals, Corporate Health Screenings, Vaccine Administration Programs, Hearing Conservation Programs and more.