Quest Diagnostics

Quest Diagnostics (NYSE: DGX), headquartered in Secaucus, New Jersey, is the premier provider of diagnostic information services in the United States. Operating with the mission to "create a healthier world, one life at a time," the company connects clinicians, health systems, and consumers with vital laboratory insights that illuminate a clear path to better health. Boasting an unparalleled national footprint, Quest Diagnostics serves approximately half of all physicians and hospitals in the U.S. and one in three adult Americans annually. Through smarter, simpler testing, the company empowers healthcare providers to identify and treat diseases earlier while inspiring individuals to take actionable steps in managing their well-being.

The company operates across multiple highly integrated channels, providing diagnostic solutions that range from routine blood work to advanced, highly specialized clinical testing. In recent years, Quest has aggressively pivoted toward high-growth advanced diagnostics, oncology, and direct-to-consumer health services through its questhealth.com platform and partnerships with top wearable tech brands. Quest is also operating at the cutting edge of digital healthcare; in early 2026, the company launched its proprietary AI Companion tool—powered by Google's Gemini—which integrates seamlessly into its patient app to help users interpret up to five years of personal lab data. Furthermore, the company continues to pioneer critical clinical research, recently partnering with City of Hope to evaluate its highly sensitive Haystack MRD® blood test for advanced cancer monitoring.

Guided by Chairman, CEO, and President Jim Davis, Quest Diagnostics is currently executing a disciplined strategy focused on operational excellence, accelerated organic growth, and smart capital deployment. Moving through the first half of 2026, the company demonstrated exceptional financial resilience, reporting a robust 9.2% revenue increase to $2.9 billion in its first quarter, fueled by both organic volume and the successful integration of major recent acquisitions like Canada's LifeLabs. Supported by a workforce of nearly 57,000 employees, Quest is heavily investing in long-term efficiency through "Project Nova," a massive multi-year digital transformation aimed at fully automating its order-to-cash processes, ensuring the company remains an indispensable cornerstone of the modern healthcare ecosystem.