About Our Business
Nationwide Testing Systems, formerly American Drug Screening Service has provided
comprehensive drug and alcohol testing in Houston, Texas and around the world for 19
years. We tailor drug screens to suit the special needs of our clients for work place, legal
and individual testing.
Nationwide Testing Systems also provides DNA paternity test. We treat EVERY case with
the utmost respect, confidentiality and sensitivity. Whether you just want peace of mind or
you need legal "proof", we can satisfy your needs. Nationwide Testing Systems offers the
low prices, fast results, pain free sample collection, and testing in a state-of-the-art
laboratory.
Computer generated selection service for random drug screening programs.
Percentages and frequency of random drug test are determined by your companies Drug
Screening Policy.
Nationwide Testing Systems, formerly American Drug Screening Service has provided
comprehensive drug and alcohol testing in Houston, Texas and around the world for 19
years. We tailor drug screens to suit the special needs of our clients for work place, legal
and individual testing.
Nationwide Testing Systems also provides DNA paternity test. We treat EVERY case with
the utmost respect, confidentiality and sensitivity. Whether you just want peace of mind or
you need legal "proof", we can satisfy your needs. Nationwide Testing Systems offers the
low prices, fast results, pain free sample collection, and testing in a state-of-the-art
laboratory.
Computer generated selection service for random drug screening programs.
Percentages and frequency of random drug test are determined by your companies Drug
Screening Policy.
| All rights reserved. |
| Nationwide Testing Systems 866-859-8378 |
 | |  | |  | |  | |  | |  | |  | |  |