Quest Diagnostics is a leading provider of diagnostic testing and services globally. With a focus on delivering comprehensive diagnostic information through routine, advanced clinical, and anatomic pathology testing, it serves a wide range of clients including physicians, hospitals, patients, health plans, and government agencies. Operating under the Quest Diagnostics brand and others like AmeriPath and ExamOne, it has a vast network of laboratories and patient service centers. Additionally, it offers risk assessment services for the life insurance industry and IT solutions for healthcare organizations. Founded in 1967, Quest is headquartered in Secaucus, New Jersey.