Who We Are

Committed to Safety & Trust

Providing reliable drug testing, background checks, and physical exams. On-call and on-site services available 24/7. Contact us today at 423-446-1006.

List of Services

Drug Testing & Exams - Appointment Needed

DOT Physicals Explained

DOT Physicals Explained

DOT Physicals Explained

A DOT Physical ensures drivers meet safety and health standards for commercial vehicle operation.

What to Bring

DOT Physicals Explained

DOT Physicals Explained

Bring your license, medical card, glasses, meds, hearing aids, and filled medical report form. Download the form [here].

Exam Details

DOT Physicals Explained

Exam Details

Our physical exam includes health history review, vital checks, vision and hearing tests, urine screening, and a comprehensive health assessment.

Our TPA/Consortium Solutions

Save Time with Experts

Save Time with Experts

Save Time with Experts

Trust our specialists to handle your testing, so you can focus on your core business.

Cost-Effective Testing

Save Time with Experts

Save Time with Experts

Enjoy expert service at competitive rates, saving you money.

Ensure Compliance

Save Time with Experts

Ensure Compliance

Navigate DOT audits confidently with our guidance, avoiding costly penalties.

Secure Background Checks

Employment Checks

Vehicle Driving Records

Employment Checks

Criminal, address, and more

Tenant Screening

Vehicle Driving Records

Employment Checks

Credit reports, evictions, criminal checks

Vehicle Driving Records

Vehicle Driving Records

Vehicle Driving Records

Driver history, behavior insight

Reliable DNA Testing Services

Paternity Testing

Non-Paternity Testing

Non-Paternity Testing

Non-Paternity Testing

Non-Paternity Testing

Non-Paternity Testing

Immigration

Non-Paternity Testing

Immigration

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Drug Testing Solutions

Test Kits for Substances

Mobile Result Verification

Mobile Result Verification

Fast, reliable testing—onsite or in the field.

Mobile Result Verification

Mobile Result Verification

Mobile Result Verification

Secure mobile app for instant results and printable reports.

Multi-Substance Testing

Mobile Result Verification

Multi-Substance Testing

Flexible testing for single or multiple substances.

Fit Test Service

Stay Compliant

Ensure safety with quick, reliable respirator fit testing.

Get in Touch

Schedule Your Test Today!

Criterion Services, Inc

405 Roy Martin Road Suite 104, Johnson City, Tennessee 37615, United States

423-446-1006 tabithaestep@criterionservices.llc

Operating Hours

Open today

08:00 am – 05:00 pm

After Hours On-Call 24/7  Call main number for scheduling

Contact Our Experts

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