River Valley Drug Testing and Supplies can assist you with all your drug testing needs. We work with both D.O.T-regulated and non-regulated businesses, health care agencies, non-profits, athletics associations and parents.Whether pre-employment, court ordered, reasonable suspicion or by parents for children, drug testing can be performed for a variety of reasons. River Valley Drug Testing and Supplies also delivers the best and most reliable background checks and has the flexibility to adapt to your changing needs over time. By establishing ourselves as your trusted partner, we deliver reliable, complete, and current information, legal compliance with all applicable federal/state/local laws, unparalleled customer service, and the best overall value.