A scientist wearing a white lab coat and proper protective equipment in a fully-stocked lab

Castle Laboratories

We are revolutionizing healthcare with our state-of-the-art laboratory facilities that are committed to providing personalized patient care. Castle operates laboratory facilities in Phoenix, Arizona, and Pittsburgh, Pennsylvania. All of our facilities are Clinical Laboratory Improvement Amendments of 1988 (“CLIA”)-certified, College of American Pathologists (“CAP”)-accredited and NY state approved. We manage these laboratories to produce the volume of testing required to cover our portfolio of products while maintaining efficiencies, redundant capabilities and business continuity. Our facilities are positioned to operate in all 50 states, including those requiring additional licenses or certifications such as California, Pennsylvania, Rhode Island, Maryland and New York.

Licenses & Certificates

  • Castle Biosciences CB1 Lab 9454663 | CB2 Lab 9335819
  • Cernostics, Inc (a wholly owned subsidiary of Castle Biosciences, Inc.) CB3 Lab 9252195
  • AltheaDx, Inc (a wholly owned subsidiary of Castle Biosciences, Inc.) CB4 Lab 9809541

  • Castle Biosciences CBl Lab 03D2096304 | CB2 Lab 03D2234331
  • Cernostics, Inc (a wholly owned subsidiary of Castle Biosciences, Inc.) CB3 Lab 39D2110302
  • AltheaDx, Inc (a wholly owned subsidiary of Castle Biosciences, Inc.) CB4 Lab 03D2286278

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