Epic Systems Corporation is a privately held healthcare software company. According to the company, hospitals that use its software hold medical records of 54% of patients in the United States and 2.5% of patients worldwide. Epic was founded in 1979 by Judith R. Faulkner with a $70,000 investment. Originally headquartered in Madison, Wisconsin, Epic moved its headquarters to a large campus in the suburb of Verona, Wisconsin in 2005, where it employs more than 9,500 people as of January 2016. The company is in the fifth phase of campus expansion with five new buildings each planned to be around 100,000 square feet. The company also has offices in Hertogenbosch, Netherlands; Dubai, United Arab Emirates; Alexandra Road, Singapore; and Søborg, Denmark. Epics market focus is large healthcare organizations and academic medical centers. The company offers an integrated suite of healthcare software centered on a Caché database provided by InterSystems. Epics applications support functions related to patient care, including registration and scheduling; clinical systems for doctors, nurses, emergency personnel, and other care providers; systems for lab technologists, pharmacists, and radiologists; and billing systems for insurers.