Adacel Reports Additional ATC Simulation and Support Orders Company’s FY2009 Orders Now Exceed US$45M Orlando, FL – May 11, 2009 – Adacel today announced that the company has been awarded several additional contracts over the past two months for Air Traffic Control (ATC) simulation training systems and support services valued at more than $5.75 Million. The Company’s new order bookings for its current fiscal year ending June 2009 now exceed US$45 Million. With these latest orders Adacel expands its market share in Europe and with United States based College and ATC training institutions. Air Traffic Services of the Slovak Republic has contracted Adacel to supply ATC tower and radar simulation systems to support their training academy. Slovakia now joins training establishments in the Czech Republic, Italy, Austria, and Hungary as European clients exercising simulation contracts with Adacel over the past year. In the United States the number of Colleges and ATC Training Institutions initiating contracts with Adacel in their current fiscal year grew to eleven. Broward College of Florida placed their second order in less than a year and other new contracts included Advanced ATC in Valdosta, Georgia; Arizona State University in Tempe, Arizona and Saint Louis University in St Louis, Missouri. Adacel has previously supplied systems and support this year to L3 Communications for their new Link ATC Academy in Denison, Texas as well as FAA certified schools at the Community College of Baltimore County in Maryland, Daniel Webster College in New Hampshire, Florida State College at Jacksonville, Middle Georgia College, Tulsa Community College in Oklahoma, and the University of North Dakota. Adacel’s strong relationship with the United States Air Force also continued with renewed service and support contract options exercised in April. Adacel’s ATC simulation systems permit the development of higher proficiency levels at an earlier stage in controller training. They reduce considerably the work involved in the preparation and conduct of training and can significantly decrease the qualification period and associated costs for new controllers. About Adacel Adacel is a leading developer of interactive speech recognition technology, voice activated control systems, operational Air Traffic Management software and simulation systems for aircrew, air traffic control, airport vehicle operators and security training. Adacel has been selected as a “Top Training & Simulation Company” by Military Training Technology magazine and has been named as the “Best Simulator Provider” by Air Traffic Management magazine international poll. Adacel’s voice control technology will be implemented in the F-35 Lightning II aircraft program. The Company’s Aurora ATM system includes capabilities that are envisaged as part of the FAA NextGen and EuroControl SESAR programs aimed at improving airspace efficiency and curbing aviation greenhouse gas emissions. Adacel was established in 1987. The company’s products can be found in many of the world’s leading aviation entities, both civilian and military. Adacel’s North American operations are headquartered in Orlando, Florida and the Company has offices in Montreal Canada, and Melbourne, Australia. For more information about Adacel please visit www.Adacel.com. Contact Tom Evers Director, Marketing & Product Management Adacel Phone: 407.581.1560 Email: tom.evers@adacel.com Ronald E. Stiles Associate Director National Center for Simulation Ph: 407-384-6111