Quintiles Transnational Holdings Inc. is a biopharmaceutical services company. The Company is a provider of biopharmaceutical development services and commercial outsourcing services. The Company is engaged in the development and commercialization of pharmaceutical therapies. It also offers therapeutic, scientific and analytical services to its biopharmaceutical and other healthcare customers. The Company offers its services through two segments: Product Development and Integrated Healthcare Services. Its product development segment is a contract research organization (CRO) and is focused on Phase II-IV clinical trials and associated laboratory and analytical activities. Its Integrated Healthcare Services segment provides services, including commercial services, such as contract pharmaceutical sales forces, and healthcare business services, such as phase research, market access and consulting, and health information analytics and technology consulting.