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Welcome to the National Drug & Alcohol Screening Association

Our mission is to advocate for safe and drug-free workplaces and communities through legislative advocacy, education, training and excellence in drug and alcohol screening services.

NDASA Members Include

  • Drug & Alcohol Testing Companies
  • Drug Testing Collectors
  • Alcohol Testing Technicians
  • Medical Review Officers
  • Laboratories
  • Designated Employer Representatives


  • Third-Party Administrators
  • Child and Family Services
  • Human Resource Managers
  • Safety Managers
  • Alcohol Test Device Manufacturers
  • Substance Abuse Professionals
  • Mobile Collectors
  • Drug Test Device Manufacturers
  • Probation/Parole Officers
  • Sober-Living Home Operators
  • Drug and Alcohol Policy Consultants


Get involved

We are member driven.


State Affiliate Caucus

Accreditation Certification

Join us

We are member owned.

Associate Membership

Corporate Membership

Non-profit Membership

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The latest news and views

NDASA’s Digital Facelift

NDASA’s Digital Facelift

Welcome to the new! You might have noticed our site suddenly looks VERY different! Over the last three-plus years, NDASA has evolved and grown significantly as an organization. This is in large part thanks to our committed and active member base. You have...

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6 Actions Collectors Can Take to Help Their Clients

6 Actions Collectors Can Take to Help Their Clients

Thank you to NDASA board member George Gilpatrick, a senior auditor and team leader for the Federal Transit Administration (FTA) Drug & Alcohol Compliance Auditing Program, for providing this valuable information during a recent NDASA Member’s Memo podcast....

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My CBD says it’s THC-free, Will I pass my drug test?

My CBD says it’s THC-free, Will I pass my drug test?

By Chuck Marting, Colorado Mobile Testing , Impairment Detection Academy, Host of Clearing the Haze podcast. At the beginning of this third quarter I met with one of our clients who had been selected for a random DOT drug test. As we sat down, the driver who also...

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Drug Trends You Need to Know About

Drug Trends You Need to Know About

By  Lynn Riemer, president and founder of ACT on Drugs. a Colorado-based non-profit committed to raising awareness about the devastating lifestyle and physical effects of drug use and abuse. Those working in the drug and alcohol screening...

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2021 NDASA Annual Conference

May 25-27, 2021 » St. Louis, Missouri








Upcoming Events

What Happens When and Audit Goes Bad?

When an audit goes bad, what are the consequences and next steps for compliance?  Join us to learn more! Presented by George Gilpatrick and Joe Lofgren Cahill Swift Register Now! […]