About MDC

Partners in keeping your workforce working

What we offer




  • Supervisor Reasonable Suspicion Training



  • PreEmployment Testing
  • Random Testing
  • Post-accident Testing
  • Reasonable Suspicion Testing
  • Return to Duty/Follow Up Testing



  • Commercial Driver's License Information System (CDLIS)
  • Motor Vehicle Report (MVR)
  • Criminal Records Check
  • Credit Reports
  • Employment Verifications
  • Education Verifications
  • Tenant Screening Services


Drug and Alcohol Random Testing Consortium

  • Consortium program for small and large businesses and schools

Mobile Drug Collections, LLC

PO Box 91129

Phoenix, AZ 85066

(602) 237-1052 phone

(602) 237-3251 fax


Let us do the work - From policy questions to new legislations; the convenience of having MDC as your workplace partner makes the complexities of achieving a Drug-Free workplace a breeze.

No contracts or additional fees - our excellent service is what keeps our customers coming back.

Compare on-site versus off-site drug testing and you'll see the savings

On-Site MDC Clinic Testing


When you switch to MDC on-site drug testing services, the benefits are apparent:


No Travel Time for your employees

No interruption of supervision

No mileage incurred

No clinic wait time

No clinic fees


MDC will work with you in developing drug and alcohol testing policies and procedures, and keep you compliant and current, reducing risk, liability, and cost within your organization.


Maintain Test Integrity

Your employee never leaves your premises, lessoning the likelihood of questionable test results


Join the Clean Air Campaign

No need for your team to drive to distant clinics. we come to you.


Scheduling Conflicts don't happen

No need to have your employees off-site or away from their work. Our on-site solution enables employees to work right up to the minute they are tested. Schedule multiple employees at the same time with no additional expense or time lost at work.