Accredited Drug Testing Inc. (ADT) specializes in drug testing, background checks, DNA testing, DOT physicals and alcohol testing. It is a nationwide company that has professionals who are trained and certified in all DOT regulated businesses, alcohol, drug, and DNA testing procedures. One its branches is based out of Dellas, Texas, and offers several services that include pre-employment, court ordered, post-accident, random pool, drug free programs in work place, government required, paternity DNA testing, and on-site testing. ADT fixes appointments through phone calls and provides express scheduling for some tests. For express scheduling, no prior appointments are needed and results are delivered on the same day. All major credit cards are accepted for payment. The company caters to the needs of the Central Dallas neighborhood.. Drug,Alcohol,DNA Testing,Pre-Employment,Court Ordered,Random Pool,Post Accident,DOT Certified Collections,Drug Free Work Place Programs,Government Required,Paternity DNA Testing,Mobile/On-Site testing.