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Corporate Office: Northfield, IL (NO SPECIMEN COLLECTIONS AT THIS LOCATION)
Employer Services
Employee Drug Testing
DOT Consortium
Occupational Health Testing
DOT Physicals
Background Checks
Individual Services
We are closed the following holidays:
New Year’s Day, Memorial Day, Independence Day (July 4), Labor Day, Thanksgiving,
Black Friday, Christmas Eve and Christmas Day.
For emergency and after-hours drug and alcohol testing call 847-657-7900 and select option 2.
Ask about on-site testing!
On-site or at a testing center near you, we do our best to make it easy and save you time.