On Site is a mobile collection company servicing our customers within 100 miles of down town Prescott. On Site Drug & Alcohol Testing is on call 24 hours 7 days per week. All collections and testing are done to the exacting standards set by the DOT 49CFR, Part On Site collections allows the employee to stay at the companies job-site reducing any type of liability potential (e.g., an automobile accident) during an on-site collection process is virtually nil. The employee-donor is always On Site's # 1 priority. The employee continues to work right up to the minute they are notified of their on-site drug/alcohol diagnostic test. On Site Drug & Alcohol Testing collector is certified to do DOT (Department of Transportation) Urine Collections and Breath Alcohol Testing.

The owner has over 40 years experience in work place safety both DOT and non DOT. He initiated Drug testing in 1973 in the San Francisco Bay and throughout the west.