Step One was established in 2006. Our primary office is located in Waxahachie. We provide 24/7 mobile availability for all your companies needs. We also have a 24/7 call service, after hours number is 214-283-2552! If you are not located in our immediate area...NO WORRIES...we work with qualified collection sites nationwide. Our collectors are DOT certified to perform urine drug screens and breath alcohol testing. Step One performs Pre-Employment, Random, Post Accident and Reasonable Suspicion testing.