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Professional Testing Solutions You Can Trust.

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Trusted by Employers, Providers & Individuals Across Mississippi & Tennessee

Professional Drug Testing, DOT Testing & DNA Testing in Jackson, Mississippi & Memphis, Tennessee.

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Comprehensive Drug Testing

Professional urine, hair, saliva, alcohol, instant, and laboratory drug testing services for employers, individuals, healthcare providers, legal professionals, and government agencies.

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Confidential DNA Testing

Professional DNA testing services including paternity, prenatal, immigration, grandparent, sibling, and relationship DNA testing performed with confidentiality and care.

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Employer & DOT Compliance

Customized workplace drug testing programs, DOT-compliant collections, consortium management, supervisor training, and mobile testing solutions to help employers maintain safe, compliant workplaces.

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OuR testing Services

Professional Testing Services for Employers and Individuals

Professional Drug and Alcohol Testing

Tailored testing solutions

Customized Testing Programs for Your Personal or Professional Needs

Whether you're an individual, employer, or DOT-regulated business, we provide customized testing solutions tailored to your unique needs with professional, accurate, and confidential service.

Urine Drug Testing

Trusted Testing Professionals Serving Mississippi & Tennessee

Decades of Proven Experience Backed by Industry Knowledge

At Certified DOT Specimen Collection and Logistic Solutions, we understand that every specimen collected represents an important decision—whether it's protecting a workplace, supporting a legal matter, meeting federal DOT regulations, or providing peace of mind for families.

Alcohol Testing

Transparent, Client-First Approach

Professional Service Built on Integrity, Communication, and Trust

We are committed to delivering honest communication, confidential testing, and exceptional customer service, ensuring every client receives a professional and seamless experience from start to finish.

FAQs

Your Questions, Answered

Have questions about drug testing, DOT testing, DNA testing, or employer services? Below are answers to some of the questions we hear most often.

  • We provide urine drug testing, hair follicle testing, saliva testing, instant testing, laboratory testing, alcohol testing, ETG alcohol testing, nicotine testing, opioid testing, fentanyl testing, ChildGuard environmental exposure testing, and court-ordered drug testing.

  • Yes. We perform DOT-compliant urine collections and breath alcohol testing for FMCSA, FAA, FRA, FTA, PHMSA, and USCG-regulated employers and owner-operators.

  • Absolutely. We work with businesses of every size by providing customized workplace drug testing programs, mobile collections, consortium management, supervisor training, and ongoing compliance support.

  • Yes. Our mobile testing team can travel directly to workplaces, construction sites, warehouses, manufacturing facilities, and other job locations throughout our service area.

  • We offer paternity DNA testing, non-invasive prenatal DNA testing, immigration DNA testing, sibling testing, grandparent testing, and relationship DNA testing.

Professional Service

Every appointment is performed with professionalism, confidentiality, and attention to detail.

Proven Expertise

Our knowledgeable team understands workplace testing requirements, DOT regulations, and proper chain-of-custody procedures.

Client-Focused Care

We prioritize responsive communication, flexible scheduling, and exceptional customer service for every client.

Why Employers & Individuals Choose US?

Your Trusted Partner for Professional Testing Services

Drug Testing

Urine, Hair, Saliva, Instant, Laboratory, Alcohol, ETG, Nicotine, Fentanyl, Opioid, and Court-Ordered Testing.

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DNA Testing

Paternity, Prenatal, Immigration, Relationship, Grandparent, and Sibling DNA Testing.

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Employer Testing

Pre-Employment, Random, Post-Accident, Return-to-Duty, Reasonable Suspicion, Consortium Management, and Supervisor Training.

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DOT Services

DOT Drug Testing, Breath Alcohol Testing, Observed Collections, DOT Physical Coordination, and Agency-Specific Compliance Services.

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Mobile Testing

On-site collections for construction sites, manufacturing facilities, transportation companies, municipalities, and other workplaces.

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Alcohol Testing

DOT and non-DOT breath alcohol testing along with ETG laboratory alcohol testing.

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Our Offerings

Comprehensive Testing Solutions for Every Need

Professional Drug, DNA, DOT, and Employer Testing Services Tailored to Individuals, Businesses, and Regulated Industries

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Ready to Schedule Your Appointment?

Whether you need drug testing, DNA testing, employer services, DOT compliance, or mobile specimen collection, our experienced team is ready to assist.

RESOURCE CENTER

News, Resources & Industry Updates

Stay informed with educational articles covering workplace drug testing, DOT compliance, DNA testing, employer best practices, and occupational health topics.

our reviews

Trusted by Employers, Professionals & Families

Don’t just take our word for it—see what our clients have to say about their experience working with us.

Samantha L.

"A trusted partner for our workplace testing program."

We've worked with Certified DOT for pre-employment, random, and post-accident drug testing, and they've exceeded our expectations every time. Their staff is professional, responsive, and always willing to answer our questions. It's reassuring to have a testing provider we can count on.

David R.

"Professional, efficient, and dependable service."

Our drivers rely on timely DOT testing, and Certified DOT has consistently delivered exceptional service. Their team is knowledgeable, organized, and makes the entire process simple for both our company and our employees. We highly recommend them to any business looking for a reliable testing partner.

Jessica R.

"Fast scheduling and outstanding customer service."

I needed a personal drug test on short notice, and Certified DOT was able to get me scheduled quickly. The office was clean, the staff was friendly, and the appointment was completed efficiently. From start to finish, the experience was smooth and professional. I would definitely recommend their services.

Clara H.

"Professional, compassionate, and completely confidential."

I recently visited Certified DOT for DNA testing, and the entire experience was handled with professionalism and care. The staff made me feel comfortable, explained every step of the process, and treated my situation with complete confidentiality. I couldn't have asked for better service.

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