Telelogic Signs 1,366,000 EUR contract with Leading Global Aerospace/Defense Company

World leading defense contractor selects Telelogic DOORS®, Telelogic DOORS XT® and Telelogic DocExpress for requirements driven development

MALMÖ, Sweden – March 31, 2005 – Telelogic, (Stockholm Exchange: TLOG), the leading global provider of solutions for advanced systems and software development, today announced it has signed a six year 1,366,000 EUR license, maintenance and professional services agreement with a leading global aerospace/defense systems integrator. A minor part of the contract value is related to professional services. The six-year contract will deploy Telelogic DOORS, Telelogic DOORS XT and Telelogic DocExpress over the company’s distributed UK sites. The investment enables the company to deliver on its most pressing business needs; impact analysis for managing project change and the ability to prove compliance to rigorous customer and standard specifications. The company is also looking to add Telelogic TAU® Generation2 and Telelogic SYNERGY™ for complete automated lifecycle management. “Telelogic continues to strengthen its position in the defense and aerospace industry and today’s announcement further confirms our leading position in this market” said Anders Lidbeck president and CEO of Telelogic “With Telelogic’s requirements driven solution in place, distributed development teams can work more effectively together, deadlines are met and errors are minimized.”