TriMa Testing is located at 151 Prospect Street, Owatonna, Minnesota 55060 and provides professional and confidential drug and alcohol testing services. Our collectors are all professionally trained and certified. Please call us at 866-553-5534 to learn more or to schedule a test. We also provide these additional services: Drug Testing Alcohol Testing DOT Drug/Alcohol Testing DOT Consortium How to set up a workplace drug testing program We also provide immediate results testing for non-mandated programs with lab-based confirmatory testing. We are here to assist your company in all your drug testing needs.