Chem Chek, Inc. provides both DOT Regulated & Non- Regulated drug screen collections and breath alcohol testing. Our collectors are trained to meticulously follow all Federal guidelines for all testing in order to provide all of our clients with the most reliable and defensible collections possible. We cater to Small, Medium, and Large businesses both DOT and Non DOT as well as to the general public. Some of the services we provide are: Pre-Employment Offsite Collections Randoms Post Accidents Reasonable Suspicion We provide many different testing services that includes: Hair Testing Urine Drug Testing Instant Drug Testing Private Instant Testing DNA Testing ETG Alcohol Testing