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About

About OnSite Employer Testing

Who We Are

OnSite Employer Testing is a mobile drug and alcohol testing company based in Rolling Meadows, Illinois. We work with employers across the country who need workplace drug testing — but don't want to send their employees to a clinic every time.

We bring certified collectors directly to your location. Whether you have 5 employees or 500, we schedule around your shifts, come to your site, and handle all the paperwork.

We're operated by Youfi, LLC and serve employers in transportation, warehousing, construction, manufacturing, and more.

Employer workplace drug and alcohol collection: collector in gloves prepares sealed supplies at a table with a donor seated nearby; colleague records visit details on a tablet—calm, professional staging at a job site or employer facility rather than a retail clinic line.
Prepared collectors, steady communication, and secure handling—the workplace standard we bring to employer programs.

Why We Started This Company

Most drug testing companies make employers do the hard part — figure out which clinic to use, send employees off-site, and chase down results. We built OnSite Employer Testing to flip that process. You tell us where and when. We show up, do the test, and get out of your way.

What We Believe

  • Testing should be easy for HR and fair for employees
  • Employers shouldn't lose half a shift sending people to a clinic
  • Paperwork and chain of custody should be handled correctly — every time
  • Clear communication before and during every visit matters

Our Service Area

We're headquartered in Rolling Meadows, IL (Chicago metro) and serve employers across Illinois, the Midwest, Texas, Florida, and the West Coast through our mobile network.

DOT & Non-DOT Compliant

We follow 49 CFR Part 40 for federally regulated (DOT) testing and align to your written company policy for non-DOT programs. We don't cut corners on chain of custody, paperwork, or privacy procedures.

Ready to work with us?

Call (219) 315-0345 or request a quote online. We'll confirm if we can serve your location and what a typical visit looks like for your program.