Highmark is a healthcare company that provides health insurance plans, dental insurance, vision insurance, and other related healthcare products and services. The company was founded in 1977 and is headquartered in Pittsburgh, Pennsylvania. Highmark serves over 5 million members across Pennsylvania, Delaware, and West Virginia. The company is committed to improving the health and wellbeing of its members by providing access to high-quality healthcare services and resources. Highmark also operates a number of healthcare facilities, including hospitals, clinics, and urgent care centers.