Reactive Systems to Exhibit at SAE World Congress

Falls Church, VA (April 4, 2008) -- Reactive Systems, Inc. (RSI) will exhibit at the Society of Automotive Engineers (SAE) World Congress to be held April 14-17, 2008 at the Cobo Center in Detroit, Michigan. The Company will demonstrate Reactis®, its market-leading testing and validation package for Simulink/Stateflow models as well as the recently launched Reactis for C Plugin. The latter tool integrates seamlessly with Reactis to offer white-box analysis of the C code portions of models (S-Functions and Stateflow custom C code).

About SAE World Congress. The annual SAE World Congress is one of the premier technical events for automotive engineering. Last year's event drew over 35,000 attendees from 58 countries. The conference will offer hundreds of presentations of technical papers and an exhibit floor where over 600 vendors will demonstrate the latest technology in automotive engineering.

About Reactis. RSI's Reactis tool provides automated test-generation and model-validation capabilities for Simulink/Stateflow models of control software. The tool can be used to test for conformance between a model and implementation code, and it can also be employed to validate model behavior. Reactis offers proven technology used for over 6 years at major companies worldwide in the automotive and aerospace industries. Reactis for C Plugin integrates seamlessly with Reactis to offer white-box analysis of S-Functions and Stateflow Custom C code.

About Reactive Systems. Reactive Systems, founded in 1999, is a privately held company based in the Washington DC suburb of Falls Church, VA. For more information about RSI visit www.reactive-systems.com or call +1-703-534-6458.

Reactis is a trademark of Reactive Systems, Inc. Simulink and Stateflow are registered trademarks of The MathWorks, Inc.