Keigan Systems sells ‘golden’ license to Intergraph, sets sights on emergency management

London, Ontario, March 21, 2005 - Keigan Systems Inc. is pleased to announce the sale of a ‘golden’ license of its mapping analysis software to Intergraph Corporation. Intergraph, based in Huntsville, Alabama is a leading global provider of Spatial Information Management software. A ‘golden’ license gives Intergraph the right to further develop and market the technology under its own name in return for a significant one-time license fee. This transaction will generate sufficient capital resources for the London-based company to execute its ambitious evolution into a leading provider of software solutions for the public safety market. “We are delighted to have capitalized on our valued partnership with Intergraph to help pave the way for the next stage in Keigan’s growth plan” said Paul Paolatto, CEO, Keigan Systems. “This transaction demonstrates the value of our technology to the market and our shared global customers.” Keigan will be using the proceeds from the license sale to underwrite the development of its state-of-the-art emergency management technology for municipal first responders in Canada and the U.S. “We believe our technology can make a significant contribution to the public safety community and we now have the resources in place to realize our objective” said Paolatto. Specific terms of the agreement were not disclosed. About Keigan: Keigan Systems Inc. is a London, Ontario-based technology company that specializes in developing sophisticated decision support mapping software and solutions for public and private sector clients in the defense, transportation, land and water use management and education markets. The company, which was established in 1992, boasts a client base of over 8,000 business users and researchers in 40 countries around the world. About Intergraph: Intergraph is a leading global provider of Spatial Information Management (SIM) software. Governments and businesses in over 60 countries around the world rely on the Company’s spatial technology and services to support better and faster operational decisions. Intergraph’s commitment to the customers and markets it serves, history of innovation and proven solutions span 35 years. Intergraph’s stock trades on the NASDAQ stock market under the symbol INGR and the Company can be found on the Web at www.intergraph.com For further information, please contact Keigan at 433-0077 or e-mail: info@keigansystems.com.