OnSite Drug and Alcohol and Testing, L.L.C. began as a concept of service to the community. It became apparent that meeting the DONOR/EMPLOYEE at a convenient location was needed. Tired of your employees waiting for hours to be tested? At our clinic your employee will be tested without delay.

Owners, David and JoJo Copia

Onsite Drug And Alcohol Testing!

We offer DNA, Drug, and Alcohol Testing

OnSite specializes in DNA and Paternity Testing. The need to know is vital. Court Admissible, Accurate Legal Notarized Documents. Having one of the lowest prices in the area, gives us the edge for volume. OnSite believes in helping bring families together. Let us provide the legal documents you need to secure your future - find out today! Court Admissible DNA Testing.


OnSite was founded by David A. Copia. David's experience as a business owner helped jump start the Clinic. He has been a resident and business owner in NW Louisiana for over 37 years. His contacts within the workplace are vast and is motivated by "Doing the job and doing it right the first time". He is passionate about Jesus Christ, his wife, children, friends and his clients. His wife, JoJo is heavily involved in marketing, relationship building and is a valuable asset to OnSite's Clinic. They have two children, Emily who is married to Cooper White and have two children, Rylan Cooper and Camden James. Their son Jordan who has gone on to be with his Hevenly Father and is dearly missed. Dave and JoJo are family first, always!


OnSite takes pride in serving the community. We believe we are making the area a safer place to work and call home. Our motto is "Drugs Don't Work Here, WE DO!" Let us help you today with a safety audit on your Drug and Alcohol Testing program. Many companies have saved over 20% in workmans compensation savings by having a Drug and Alcohol testing policy. Our prices are one of the lowest in the industry, but our service is second to none. OnSite can assist by providing:

  • DOT Services
  • In-Clinic Testing or On-Site @ your location
  • MOBILE 24/7 POST ACCIDENT, Random, Pre-Employment, Reasonable Cause, etc. Testing
  • Hair and Nail testing, Don't forget we can test your children

All Services →


Yours in business,

David and JoJo Copia

Hire us now!

Thank you for viewing our WEB-SITE. Our services are available 24 hours a day - at your locaton or ours!Gauranteed results. All of our Forensic Examiners are 49 CFR Part 40 and Breath Alcohol Technician Certified. We currently have eight examiners that service the Ark-La-Tex. Let OnSite be your number one choice for your certified testing needs. Contact us @ 318-658-9887