CSG Acquires Advanced Data Concepts, Ltd.

Chicago, Illinois – October 21, 2008

CSG, a leading provider of Management and Information Technology consulting services, has acquired the assets of Advanced Data Concepts, Ltd. (ADC), a Chicago-based consulting firm specializing in public sector IT services.

“This acquisition is a great fit for CSG. It contributes new high-profile clients, strong sales capability, and quality delivery services to our core Government Solutions practice,” said John Walsworth, CEO of CSG. “ADC shares the client-focused culture of CSG and will have an immediate impact in expanding our service offerings and geographic reach in the public sector market.” Reginald Lee, ADC’s Chief Executive Officer, joins CSG as a Senior Principal and member of the executive team. ADC’s professional staff also joins CSG.

CSG continues to increase its presence across the United States. Its clients include the state governments of Ohio, Illinois, Georgia, New Jersey, North Carolina, Iowa, Massachusetts, and New Mexico; the U.S. Department of Health and Human Services and the Centers for Disease Control; the City of Los Angeles, the Cook County (IL) Circuit Court, the National Opinion Research Center, and many other public and private sector organizations.