Forfactors that could affect our business and cause actual results to differmaterially, please refer to our Annual Report on Form 10-K for the fiscal yearended December 31, 2008, as filed with the U.S. Headquartered in Plano, Texas, PerotSystems reported 2008 revenue of $2.8 billion. Through its flexible and collaborative approach, PerotSystems integrates expertise from across the company to deliver customsolutions that enable clients to accelerate growth, streamline operations andcreate new levels of customer value. The company has more than23,000 associates located in the Americas, Europe, Middle East and AsiaPacific. Additional information on Perot Systems is available at http:// press release contains forward-looking statements that are subject toknown and unknown risks and uncertainties that could cause actual results todiffer materially from those expressed or implied by such statements.

Monmouth for two and a half years, helping transitionthe base to a single Directorate of Information Management (DOIM) “Perot Systems is proud of the work we’ve done at Ft. Monmouth, especially inhelping the base transition to a single DOIM. This move will help the overallArmy warfighter to communicate more effectively,” said Lee Carrick, presidentof Perot Systems’ Government Services Business Unit. “We look forward tocontinuing to serve the Army, and to providing them with forward-looking,mission-focused solutions that will help them further consolidate and improvethe cost effectiveness of their enterprise IT infrastructure.” About Perot Systems Perot Systems is a worldwide provider of information technology services andbusiness solutions.

FAIRFAX, Va., July 2 /PRNewswire-FirstCall/ — Perot Systems Corporation(NYSE: PER) announced today that one of its subsidiaries, the QSS Group, Inc.,won the Army contract at Ft. Monmouth, valued at $37 million for three years.Perot Systems, along with team members Harris IT Services and General DynamicsInformation Technology, has provided IT infrastructure and consolidationsupport services to Ft. Presstek subsidiary, Lasertel, Inc.,manufactures semiconductor laser diodes for Presstek’s and externalcustomers’ applications. For more information visit , orcall 603-595-7000 or email: is a registered trademark of Presstek, Inc.Contacts:Investor RelationsLinda S. LennoxInvestor Relations Consultant908-812-5570Email ContactTrade RelationsBetty LaBaughPublic Relations Manager603-594-8585, ext.