Patheon, Inc. provides drug development and manufacturing services to global pharmaceutical, biotechnology and specialty pharmaceutical companies. It operates through two segments: Commercial Manufacturing Outsourcing and Pharmaceutical Development Services. The Commercial Manufacturing Outsourcing segment manufactures prescription products in sterile dosage forms as well as solid and liquid conventional dosage forms. The Pharmaceutical Development Services segment provides a broad range of development services, including solid and sterile dosage forms. The company operates through four market segments: Biologics, Emerging Pharma, Generics and Large Pharma. Patheon was founded in 1974 and is headquartered in Mississauga, Canada.