US computer giant Dell Inc said it agreed to buy information technology firm Perot Systems Corp for $3.9 billion.

By Virgil Larson, Omaha World-Herald, Neb. Dec. 12--Perot Systems Corp. is opening an office in Omaha that will provide back-office services, including claims processing, for the insurance industry.

By Victor Godinez, The Dallas Morning News May 16--Victory Park is going wireless. Plano-based Perot Systems Corp. announced Tuesday that it has finished deploying a free Wi-Fi network blanketing the 75-acre development in downtown Dallas.

By Victor Godinez, The Dallas Morning News May 15--Victory Park is going wireless. Plano-based Perot Systems Corp. is announcing today that it has finished deploying a free Wi-Fi network blanketing the 75-acre development in downtown Dallas.

By Victor Godinez, The Dallas Morning News Feb. 7--Executives at Perot Systems Corp. reported fourth-quarter numbers Tuesday that matched or beat what investors had been expecting.