About Us

Georgia On-Site Lab Testing services the state of Georgia with superior quality lab tests

Georgia On-Site Lab Testing offers  a comprehensive range of lab tests not only for businesses and government bodies but for private individuals as well. All diagnostics performed are held to the highest standards, specifications  and State Certifications.

Georgia On-Site Lab Testing is CLIA (Clinical Laboratory Improvement Amendment) Certified by the State of Georgia (Pursuant to Section 353 of the Public Health Service Act (42 U.SC26a). Any person or Lab Performing any test and giving results must be CLIA Certified.

We also contract with Partners (National Recognized Company certified by Substance Abuse and Mental Health Services Administration SAMHSA) to provide drug testing services.Gwen Warshaw

Gwen Warshaw founded Georgia On-Site Lab Testing in Atlanta, GA in 1995 in an effort to provide affordable laboratory testing to the general public.

Our company is based on the belief that our customers’ needs are of the utmost importance. Our entire team is committed to meeting those needs. As a result, a high percentage of our business is from repeat customers and referrals. We would welcome the opportunity to earn your trust and deliver you the best service in the industry.

At Georgia On-Site Lab Testing, you don’t need a physicians order or appointment and you don’t need insurance.

Georgia On-Site Lab Testing can provide the following services:

  • Pre-Employment Drug Testing for D.O.T. non DOT
  • Substance Abuse Testing for Adults and Teenagers.
  • Court Ordered Drug Testing.
  • Reasonable Suspicion

Review of Positive Results by Certified Medical Review Officers (CMRO) who are certified by the American Association of Medical Review Officers (AAMRO).

Georgia On-Site Lab Testing is one of the leading providers of employment screening services to all types of businesses, large and small. Georgia on-site lab testing can customize employment drug screening programs to specifically meet the needs of your company and each individual position.


There is an alternative in managing your health. Georgia On-Site Lab Testing offers a revolutionary health care testing experience, convenient and cost-effective manner. Contact us today!