About Knox Lab
Established in 1995
Excellent Customer Service Reputation.
Complete Drug Testing Laboratory
& State of the Art Technology.
On-Site Testing Available.
Company Drug Testing Policies Developed.
On-Staff Medical Review Officer.
Excellent Track Record with Regulatory Bodies.
Licensed by the Oklahoma State Department of Health.
Faultless Legal History.
Why Choose KNOX Laboratory?
Professional service provided by a qualified
Systems modification to accommodate the customer's     needs.
Customized billing listing names of all applicants tested.
Fair price for an outstanding product.
Clean and comfortable facility.
Customer satisfaction guaranteed.