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Welcome to Level 1 D&A

Elevating Safety, One Test at a Time!



Level 1 D&A is a leading provider of drug testing services for DOT and non-DOT requirements. We offer consortium contracts, alcohol testing, and random drug tests, ensuring workplace safety and compliance. Trust us for accurate, confidential, and professional solutions.

DOT and Non-DOT Testing

On-Site Collection and Testing

Exceptional Accuracy

Speedy Results

Random Drug Testing



At Level 1 D&A, we offer a wide range of drug testing services to meet the needs of businesses and individuals. Our services include DOT and Non-DOT Testing, on-site collection and testing, alcohol testing, and random drug tests. We also offer consortium contracts to ensure compliance with federal regulations. Contact us to learn more about our services.

5-Panel Drug Test

Discover peace of mind with our confidential 5-panel test service, efficiently screening for marijuana, cocaine, amphetamines, opioids, and PCP.

Random Testing

Stay proactive and secure with our random drug testing service, a strategic approach that periodically screens individuals without prior notice, fostering a drug-free environment, ensuring safety, and upholding the highest standards of integrity.

10-Panel Drug Test

Elevate your safety with our 10-panel test service, meticulously examining urine, blood, or other bodily fluids for the presence of ten prevalent illicit substances, providing thorough and confidential results you can trust.

Alcohol Test

Ensure safety and compliance with our alcohol test service, employing state-of-the-art methods to accurately detect alcohol levels in breath, blood, or urine, providing valuable insights for various professional needs.


Enhance efficiency and cost-effectiveness with our consortium contracts, promoting collaborative drug testing programs among multiple entities to ensure a unified and proactive approach to maintaining a drug-free environment.

Hair Follicle Test

Discover the power of our hair follicle test, a highly advanced and comprehensive screening service that examines hair samples for traces of drugs, offering an extensive detection window and unmatched reliability in revealing past substance use.


12602 Mines Rd, Suite #5

Laredo, TX 78045

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