National Drug Testing, LLC - Special event security and investigative industrial drug testing. On-site collection and testing anytime, anywhere. Certified breath alcohol technicians.
Compliance Plus Corporation - Providing collection of urine specimens, lab analysis and Medical Review Officer services.
Houston Medical Testing Services, Inc. - Provides employee, home, mobile, on-site and confidential testing services.
Midwest Collection Specialists, Inc. - Meeting the needs of companies, organizations, and governmental agencies which have specimen collection and drug testing requirements.
American Medical Review - Offers on-site employee drug testing and physicals to the Chicago metropolitan area.
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