Serco Group plc (Serco) is a holding company, which operates through its subsidiaries to improve services by managing people, processes, technology and assets. The Company organizes its business around market sectors, such as civil government, defense, transport and science. Its work in civil government includes home affairs, information and communications technology, business process outsourcing, education and children’s services, health, integrated facilities management and consulting. It manages prisons in the United Kingdom, Australia and Germany, electronically monitor offenders, develop systems for law enforcement agencies, controlling immigration and improving civil resilience. Serco is engaged in the provision of support services to the armed forces of the United Kingdom, United States, Germany and Australia. On December 29, 2008, the Company acquired SI International, Inc. On June 23, 2008, the Company disposed of its equity stake in Kilmarnock Prison Services Limited.