Checkers, Inc. Drug Testing

Williston, ND 58801
(877) 488-5901
Fax: 1-406-488-5899
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Monday-Friday 6:00 AM to 6:00 PM with 24 hour availability

about us

On-Site Drug & Alcohol Testing with 24 hour availability.

Wendy Haugen R-CPCT, R-BAT and Janette McCollum, R-CPCT, BAT.

Checkers, Inc PO Box 899 Sidney MT 59270

Serving Eastern Montana & Western North Dakota. We have trained and certified our own collectors for the following areas: Montana: SIdney (coming soon: Belfield, Glendive, MIles City, Forsyth, Billings) North Dakota: Williston, Alamo, Tioga, Kenmare, Westhope, Minot, Max, Dickinson, Bowman.


  • Urine Drug Screen Collections
  • Breath Alcohol Testing
  • Random Drug Testing
  • Pre- Employment Testing
  • Post-Accident Testing