Stericycle, Inc. engages in the provision of waste management services. It operates through the following segments: Domestic and Canada Regulated Waste and Compliance Services (RCS); International RCS; and Other. The Domestic and Canada RCS segment manages medical and pharmaceutical waste disposal, hazardous wastes, and unused and expired inventory. The International RCS segment includes patient transport services. The Other segment deals with domestic communication solutions. The company was founded in March 1989 and is headquartered in Lake Forest, IL.