Diversity Drug & DNA Operations LLC is one of the Nation's leading providers of drug testing and DNA testing for employers, courts, government agencies and individuals. With over 20,000 drug testing centers in all States and Cities, our drug testing facilities perform all drug screenings including 5, 10, 12 and 14 panel drug tests with instant result products which are FDA approved and drug tests utilizing SAMHSA Certified Laboratories. Drug testing methods include urine, hair, blood and fingernail.