Quite simply, we provide accurate and dependable specimen collection 24/7/365. All of our collectors are certified in the latest industry standards and our internal audit process ensures that we are constantly striving to be the best!

Secure Testing Services

Why choose us?


By the Numbers

Our experienced professionals serve clients throughout the United States.


COVID-19 Tests Administered


Drug Tests Collected & Analyzed


Repeat Customers


States Served


Client Reviews

Hear from some of the organizations that trust STS to manage their testing programs.

"STS has been providing service to our company for about 6 months. Our only regret is not changing over to STS sooner. Steve and his team provide excellent service, their attention to detail really shows. The fact that they come onsite is a huge cost savings. If you are a business I highly recommend using STS and especially their onsite services."

Danielle Tyler

"Highly recommend! Everyone is kind, professional, and dedicated to accuracy. You won’t be disappointed if you choose STS for your testing needs."

Jackie Sylest

"STS by far is the best... I highly recommend their services, and the staff oh my.... amazing! Keep up the great work."

Ashley Hill

"Secure Testing Services was prompt, professional and discrete. They handled my company drug testing. Steve helped set up and implement a company wide drug testing program which was seamless. Easy company to work with!"

Joshua Anderson

"STS has collectors that are trained and up-to-date on the ever changing regulations in drug screening. Professional service at it's finest. Keep up the great work!"

Lisa Via

"We have used Secure Testing twice for our trucking company. They showed up on time and reported the results back to us quickly. I love the 24 hour service they provide and its nice to know they are there when needed. A++"

Mike Allison

"I called because I needed a drug test. They answered the phone quickly and did the leg-work to find out exactly what I needed. Very impressed and treated me like I mattered."

Milo Triggs

"Certified and professional, STS offers a great service to the transportation industry, government agencies and the entertainment industry. Coming to your employees instead of you having to send them to a lab truly allows for random and discrete testing."

John Bland


Our Partners

We work for a wide variety of clients in both the private and public sectors.

US Navy
Department of Defense
Federal Railway Administration
US Army
Alere Abbott


Meet the STS Team

Our experienced team is ready to serve your organization.

Chief Operating Officer

Steve Pierson

Steve started STS with one goal in mind: To build the premier on-site drug and alcohol testing company in the mid-Atlantic region. His passion for customer service is the lifeblood of the company.  Learn More about Steve

COO & President

Sarah Pierson

Sarah's experience teaching for over twenty years in the Virginia public school system provides STS with a unique array of skills ranging from organizational analysis, leadership and information technology.  Learn More about Sarah

Executive Administrative Assistant

Emma Muir

Secure Testing Services is very excited to announce the hiring of Emma Muir to fill the role of Executive Administrative Assistant.  In her new role Emma will play an integral part in the continued growth of STS, and will report directly to the CEO. Learn More about Emma

Want to learn more?

Check out recent Testing News & Trends

Testing News & Trends

Read our views on the things that matter to you. And get to know our people. We make the difference.

Numerous reports over the spring and summer have suggested that substance use disorders are on the rise as a result of the uncertainty, mental health challenges and isolation that are part and parcel of life during COVID-19. Excessive alcohol consumption is one of the issues that medical and public health experts are particularly concerned about.
Is CBD medicine or isn’t it? Is it safe? Can it impact a drug test result? Cannabis has been the focus of considerable debate, advocacy, and policy, generating both interest and misinformation. There is a great deal of uncertainty about cannabis and cannabinoid terminology, CBD product content, impact on impairment, local regulations and the law.
In recent weeks, the National Drug & Alcohol Screening Association (NDASA) has hosted a series of COVID-19 Townhall Discussions for its members in the drug and alcohol screening industry. The main takeaways from these meetings? Our members are passionate about the important work they do to keep communities and workplaces safe.