Comprehensive drug, alcohol and DNA testing and background screening. Our services include complete drug, alcohol and DNA testing services for commercial and private individuals seeking testing services. We provide DOT drug and alcohol testing as well as DOT physicals. Non-DOT services include drug, alcohol and DNA paternity testing. Testing specialties include urine drug, alcohol and EtG testing, saliva drug and alcohol testing, hair drug and EtG testing, Nail drug testing and sweat patch drug testing. DNA paternity test results in 48 hours, guaranteed. DNA immigration identity testing. Specialty testing includes passive exposure testing, trace residue/unknown substance testing, contraband testing, infidelity testing and forensic drug and DNA testing. Mobile drug testing services available. Walk in, no appointment needed.