About Us

Pioneers and leaders in
drug program management

Comprehensive Drug Testing provides workplace and sports drug testing services and management programs across the United States. We partner with professional sports clients and manage athlete drug testing programs to help ensure fair sport. CDT designates experienced sports program managers to personally assist clients, customizing the services to meet each client’s needs. Our certified Doping Control Officers conduct themselves with the utmost professionalism, confidentiality and conformance to procedure. CDT’s quality assurance program is unsurpassed in the sports drug testing arena.

Our friendly, expert team focuses on thoroughly understanding then exceeding the expectations of each of our clients. Our successful client partnerships are evident in the retention of many clients for more than 25 years. Our clients tell us that they value our personal service beginning with CDT in-house team members always answering calls, each one dedicated to creating lasting relationships and earning trust.

Kim T. Jasper, Pharm.D. Biography

Kim T. Jasper, Pharm.D. is the President and Founder of CDT, Inc., Comprehensive Drug Testing.  In 1984, Dr. Jasper served as the Director of Doping and Gender Verification for the Olympic Games in Los Angeles. CDT, founded in 1985, was a pioneer in the field of drug program management.

In 1990, Dr. Jasper was selected to serve as one of the original members of the National Institute on Drug Abuse (NIDA, now Substance Abuse and Mental Health Services Administration, SAMHSA), Drug Testing Advisory Board.  The Board addresses the most current and pending issues in the drug and alcohol testing field. CDT is now considered one of the premier third-party administrators for drug and alcohol program management.

Kim T. Jasper, Pharm.D. | Comprehensive Drug Testing

Workplace Testing

With over 25 years of experience handling workplace testing programs, CDT will help your organization navigate drug testing policies that are right for your company. We provide drug and alcohol testing and training solutions for pre-employment screenings that cater to all jobs and industries. CDT’s expert team focuses on thoroughly understanding your organization’s policies, regulatory requirements and goals to design a customized substance abuse program that suits your company’s needs. To learn more about CDT’s workplace testing solutions, click below.


Stay tuned, CDT’s training website is coming soon!

Our partnerships help to keep you informed on industry developments and news

CDT's mission: Committed to promoting and maintaining drug free environments using the best practices and most cost effective methods that science, medicine and technology have to offer