PASSUR Aerospace owns and operates PASSUR, a national network of multiple, live flight information sources feeding a single, integrated database. The company s principal business is the delivery of flight information, application software and web-delivered collaborative decision tools to the aviation industry and organizations. The company provides services to more than 30 airlines in more than 40 airports. PASSUR operates radar installations in the United States, Canada, Europe and Asia. PASSUR Aerospace, headquartered in Greenwich, Conn., distributes its products through its direct sales force.