Core Insights - Quest Diagnostics has been named to the Fortune magazine 2026 World's Most Admired Companies list for the 12th consecutive year [1] - The company ranked number two in the "Health Care: Pharmacy and Other Services" industry category [2] Company Overview - Quest Diagnostics employs 55,000 colleagues dedicated to creating a healthier world through diagnostic insights [2][5] - The company serves one in three adult Americans and half of the physicians and hospitals in the United States [5] Recognition Criteria - Fortune's recognition is based on nine key attributes related to corporate reputation, including product quality, innovation, long-term value, and social responsibility [3] - The evaluation involved a survey of thousands of executives, directors, and analysts rating nearly 700 companies [3]