Who We Are

At Alpharetta Diagnostic Laboratory, we combine accuracy, care, and confidentiality to deliver trusted testing services for individuals and workplaces. Our mission is to make the process simple, professional, and reliable—so you get answers with confidence.

Trusted Diagnostic Testing with Care and Precision

At Alpharetta Diagnostic Laboratory, we are dedicated to delivering high-quality diagnostic testing that supports both individual wellness and workplace safety. Located in Roswell, GA, we proudly serve the Alpharetta, Roswell, Johns Creek, Sandy Springs, and surrounding communities with a full range of services, including DOT and non-DOT drug testing, alcohol testing, DNA testing, and nutritional panels.

Our mission is simple: to provide fast, accurate, and confidential results with the highest level of professionalism and care. Whether you are an employer ensuring compliance, an individual seeking clarity, or a family needing trusted answers, our certified team is here to make the testing process smooth and stress-free.

We value integrity, confidentiality, and excellence in everything we do, while embracing innovation to make our services more convenient and reliable. With on-site and mobile testing options, Alpharetta Diagnostic Laboratory is committed to being your local partner for trusted results—helping to keep our communities safe, healthy, and informed.

Our Mission

At Alpharetta Diagnostic Laboratory, our mission is to provide fast, accurate, and confidential diagnostic testing services that support healthier lives and safer workplaces. We are committed to serving individuals, families, and employers with professionalism, integrity, and care.

Our Vision

Our vision is to be the trusted local leader in diagnostic testing—known for reliability, innovation, and exceptional service—while expanding access to convenient, affordable, and compliant testing solutions for communities across Georgia and beyond.

Core Values

  • Integrity – We uphold the highest standards of honesty, accuracy, and compliance in every test we perform.

  • Confidentiality – We respect and protect the privacy of every client and organization we serve.

  • Excellence – We strive for accuracy, professionalism, and efficiency in all aspects of our services.

  • Client-Centered Service – We put people first by providing compassionate care and responsive support.

  • Innovation – We embrace new tools and technologies to improve access, convenience, and reliability.

  • Community Commitment – We are dedicated to serving and supporting the health and safety of our local community.

What our Clients are
Saying?

“I needed a DNA test done quickly and privately. The staff made the whole process stress-free, and I had results faster than I expected.”
Michelle R.
Roswell, GA
“As an employer, I rely on their mobile drug testing service. It saves my team time and keeps everything compliant without disrupting our workday.”
David L.
Alpharetta, GA