Catherine Kozik

Central DuPage Hospital Association provided inpatient and outpatient care for adults and children, including disease diagnosis, treatment and prevention. It offered occupational health services for businesses in DuPage and Kane counties, with services such as pre-employment and executive physicals, drug screenings, health and wellness education. The company was headquartered in Winfield, IL.

PSAV Holdings LLC provides services in the technology industry. It offers services and technology to create experiences for planners, producers, and customers across the corporate, association and special event markets. The company was founded in 2013 and is headquartered in Long Beach, CA.

Northwestern Memorial HealthCare engages in the provision of healthcare services. It offers cancer care, digestive health, organ transplantation program, pediatrics, pulmonary and respiratory care, urology, women's health, anesthesiology, emergency medicine, employee and occupational health, imaging, infusion, and laboratory services. The company was founded on November 30, 1981 and is headquartered in Chicago, IL.

Encore Group (USA) LLC provides event technology services for the hotels, resorts and conference centers. The firm offers Internet connectivity and bandwidth management services. Its services include cover computer interfaces, rigging, power distribution, component videos, video mapping, exhibit support, and concert sound. The company was founded in 1937 and is headquartered in Schiller Park, IL.