Open Accessibility Menu
The Reliable Results You Need, When You Need Them Drug, Alcohol,
and DNA Testing
Fastest Labs Green Bay
Today's Hours: 8:00 AM - 5:00 PM See More Hours
2625 Development Drive
#20, Green Bay, WI 54311
(920) 605-9364
Walk-ins Welcome! After hours and post-accident 24/7 service available.


Comprehensive Drug, Alcohol & DNA Testing Services

Over the course of more than a decade in the personal testing industry, FastestLabs® has built a reputation based on top-quality drug, alcohol, and DNA testing and superior customer service. At our Green Bay testing lab facility, we strive to make your testing service a pleasant experience. Whether you need random drug screening at your place of business, background checks for volunteers at your organization, court-admissible forensic testing for legal proceedings, or simply wish to conduct drug or DNA testing for your own personal reasons, you can rely on Fastest Labs Green Bay for outstanding service and affordable rates.

Test Results You Can Trust

At Fastest Labs, we understand how important the results of your test are. From paternity and maternity tests to return-to-duty alcohol screening to random employee drug testing, the results can have serious, sometimes life-changing consequences. Even if you are simply curious about your personal genetic history, you want to know that your results are accurate. That's why we follow standard industry practices and take the greatest level of care throughout the testing and analysis processes.

We work to ensure complete test accuracy with:

  • Clean, sanitary labs
  • Proper sample collection practices
  • Measures against contamination/tampering
  • Secure chain of custody
  • State-of-the-art technology
  • Cutting-edge techniques
  • Fast, thorough analysis

Visit our video center to see our technology and tour our labs

Sign in with iPad
  • Fastest Labs building
    Find Your
  • Fastest Labs online appointment
    Request Your
  • Fastest Lab rep assisting you
    Visit Your Nearest
    Fastest Labs
  • Handing a patient the results
    Quickly Receive
    Your Test Results

Green Bay DNA & Drug Testing

Reliable, Easy Green Bay Lab Testing Services

Our certified and highly-trained collection agents adhere to strict industry standards and regulations set forth by the Department of Transportation. We even provide court-admissible test results that stand up to the strictest legal scrutiny. No matter the service you need, our team will take into account your confidentiality needs and work to provide you with superior quality drug, alcohol, and DNA testing in Green Bay.

Schedule your service today! Call (920) 605-9364 to speak with a member of our team!

Fastest Labs rep cutting patient's nails

Our Partners

  • ExperTox
  • Lab Corp
  • Clinical Reference Laboratory
  • Alere
  • Quest Diagnostics
  • DISA
  • Omega Labs
  • Medtox Laboratories
  • Psychemedics

Request an Appointment

Walk-ins and same day appointments are welcome! Please call to inquire about weekend and after-hour appointments.
  • Please enter your first name.
  • Please enter your last name.
  • This isn't a valid phone number.
    Please enter your phone number.
  • This isn't a valid email address.
    Please enter your email address.
  • Please select a current date.
  • Please select a desired time.
*Indicates required field