Company Profile

Each of our knowledgeable staff is certified as DOT Collectors, and are certified Breath Alcohol Technicians.

Dawn Pettus

President / Owner

ODACS opened it's first location in Park Hills, MO in 1996.  There are two locations that ODACS currently operates at, Park Hills and Cape Girardeau MO.  In 1998 ODACS officially became a Woman Owned Business with Dawn Pettus as the owner and president.

Tim Edgar


Tim has a strong background in the law enforcement field, which has contributed the success of building ODACS. He is President/Owner of Precise Background Checks, Edgar Medical Supplies, and Paternity Genetic Solutions


We are open for walk-in testing customers from 8:30 AM - 2:30 PM, we close at 3:00 PM 

- Cape Girardeau office, will no longer offer Haz-Print, TWIC, and TSA PreCheck services. For information, please contact and the phone number is 855-347-8371.

- Post-accident testing will continue to follow established protocols. All other company & personal testing will be handled during the above listed hours. You may also visit our website for On-line Supervisor Training and a listing of all our services.

To be assured our hours have not changed, call before stopping by. Required persons for testing only please.

Spa Sensia

Latest Blog Posts

  1. DNA Paternity Testing Rita Martin 29-Jul-2020
  2. Opioids: What, Why & What To Do Rita Martin 30-Jan-2019
  3. Drug Free Workforce for a Better Community Rita Martin 16-May-2018

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