Where is Quest Diagnostics Headquarters?
Main Office Address and Global Locations

Quest Diagnostics Inc's headquarters is located at 500 Plaza Dr, Secaucus, New Jersey, United States. This primary facility serves as the operational heart of the company, housing key administrative and strategic functions that guide its extensive network of laboratories and service centers across the nation and beyond. The Secaucus location is situated within a well-established business area, providing a central point for management and corporate decision-making that supports the company's mission to deliver accessible and reliable diagnostic services to millions of patients and healthcare providers. The headquarters in Secaucus plays a critical role in orchestrating Quest Diagnostics' broad range of services, including its comprehensive test menu, advanced anatomic pathology services, and interpretive consultations provided by its medical and scientific staff. This strategic core is instrumental in driving innovation, developing new diagnostic tools, and ensuring the highest standards of quality and efficiency across all operations. The facility supports the company's commitment to advancing healthcare through diagnostic insights, enabling better patient care and improved health management strategies. It is from this central location that the company coordinates its efforts to identify and treat diseases, and to inspire healthier living through its data-driven approach.