CSC Recognized as One of America’s Greenest Companies by Newsweek

News Release -- November 22, 2010

FALLS CHURCH, Va., Nov. 22 – CSC (NYSE: CSC) announced today that it has been ranked in the top 100 greenest companies in America in the 2010 Newsweek Green Rankings. This second annual list provides an environmental ranking of the 500 largest publicly traded companies in America, as measured by revenue, market capitalization, and number of employees.

“CSC is honored to be recognized by NEWSWEEK as one of America’s greenest companies,” said Susan Pullin, vice president of Corporate Responsibility and Analyst Relations, CSC. “We are committed to investing in environmental sustainability services and Green initiatives that benefit our clients, our company and the world around us.”

NEWSWEEK’s study of the top greenest companies evaluated candidates based on their environmental footprint and management of that footprint (including policies and strategies), their green policies and the company’s reputation among environmental experts. To produce the 2010 Green Rankings, NEWSWEEK collaborated with MSCI ESG Research — a leading source of environmental, social and governance ratings — which served as the lead research organization; Trucost, which specializes in quantitative measurements of environmental performance; CorporateRegister.com, the world’s largest online directory of social responsibility, sustainability and environmental reports; and editorial partner ASAP Media.

For more information about CSC’s commitment to corporate responsibility and Green initiatives, visit http://www.csc.com/greenway. The 2010 Newsweek Green Rankings are accessible online at http://greenrankings.newsweek.com.

About CSC

CSC is a global leader in providing technology-enabled solutions and services through three primary lines of business. These include Business Solutions and Services, the Managed Services Sector and the North American Public Sector. CSC's advanced capabilities include systems design and integration, information technology and business process outsourcing, applications software development, Web and application hosting, mission support and management consulting. The company has been recognized as a leader in the industry, including being named by FORTUNE Magazine as one of the World’s Most Admired Companies for Information Technology Services (2010). Headquartered in Falls Church, Va., CSC has approximately 94,000 employees and reported revenue of $16.1 billion for the 12 months ended October 1, 2010. For more information, visit the company's website at www.csc.com.