Company facts
- Founded
- 1979
- Employees
- 7,100
- Headquarters
- United States
- Type
- Public
- Listed
- NASDAQ: QDEL
- Subsidiaries
- Ortho Clinical Diagnostics, Quidel Corporation, Diagnostic Hybrids, BioHelix
About
QuidelOrtho is a leading in‑vitro diagnostics company that delivers high‑accuracy tests for infectious diseases, respiratory illnesses, and chronic conditions such as thyroid, cardiovascular, and diabetes. Leveraging more than 120 years of combined experience in immunoassay and molecular technologies, the company supplies solutions to high‑volume hospitals, clinical laboratories, and point‑of‑care settings worldwide. Its portfolio spans HIV, hepatitis C, flu, strep, COVID‑19, and other critical assays, supporting clinicians and lab technicians in life‑changing moments. QuidelOrtho’s global footprint, commitment to continuous innovation, and focus on advancing diagnostic science set it apart as a trusted partner in improving patient outcomes.