Aircell Selects Passur October 18, 2007 Greenwich, CT, October 18, 2007 — Megadata Corporation (OTC: MDTA.OB) announced today that AirCell, the leader in airborne telecommunications for business and commercial aviation, has purchased a suite of PASSUR data, information and software capabilities, and access to the PASSUR national radar network. “AirCell is clearly a leader in its field and our national PASSUR radar network and aviation information solutions provide the company with a completely unique capability,” said Jim Barry, Megadata’s President & CEO. “As AirCell leads the way with innovative, inflight Wi-Fi technology, it’s critical for us to partner with companies that reinforce our leadership, supporting us in our mission to provide a comprehensive business-support capability and a consistently superior customer experience,” said Jack Blumenstein, AirCell CEO. AirCell will use PASSUR’s capabilities to enhance its customer monitoring, quality assurance and marketing efforts. The PASSUR suite will support AirCell in its efforts to deliver a superior passenger experience. Both commercial and corporate aviation fleets will benefit from PASSUR’s unique, real-time capabilities including flight databases, tracking and activity reports. Megadata owns and operates PASSUR, an international network of multiple, live flight information sources feeding a single, integrated database known for independent, complete, timely, and accurate information and solutions for the aviation industry. It includes the unique network of PASSUR radar installations in the US, Canada, Europe, and Asia. The Company now provides services to more than 45 airports, including 8 of the top 10; to dozens of airlines, including 7 of the top 10; and to a wide audience of FBO’s as well as corporate flight departments, including some of the largest in the world. The company’s principal business is the delivery of data, application software, and web-delivered collaborative decision tools to the aviation industry and organizations that serve, or are served, by the aviation industry. Megadata distributes its products through a direct sales force, and through premier aviation decision-support technology firms. Visit Megadata’s web site at www.passur.com for updated products, solutions and PASSUR news.