Lockheed Martin Corp was formed in 1995 by combining the businesses of Lockheed Corporation and Martin Marietta Corporation. It is a Maryland corporation. It is a security company that is principally engaged in the research, design, ...development, manufacture, integration, and sustainment of advanced technology systems and products. It also provides a range of management, engineering, technical, scientific, logistic, and information services. The Company serves both domestic and international customers with products and services that have defense, civil, and commercial applications, with its principal customers being agencies of the U.S. Government. The Company operates in four principal business segments: Aeronautics, Electronic Systems, Information Systems & Global Services and Space Systems. Aerona...utics is engaged in the research, design, development, manufacture, integration, sustainment, support, and upgrade of advanced military aircraft, including combat and air mobility aircraft, unmanned air vehicles, and related technologies. The Company’s Electronic Systems segment manages complex programs and designs, develops, and integrates hardware and software solutions to ensure the mission readiness of armed forces and government agencies worldwide. Major lines of business include: air and missile defense; tactical missiles; weapon fire control systems; surface ship and submarine combat systems, anti-submarine and undersea warfare systems; land, sea-based, and airborne radars; surveillance and reconnaissance systems; simulation and training systems; and integrated logistics and sustainment services. The Company’s Information Systems & Global Services (IS&GS) segment provides federal services, Information Technology (IT) solutions, and advanced technology expertise across a broad spectrum of applications and customers. IS&GS provides full life-cycle support and highly specialized talent in the areas of software and systems engineering, including capabilities in space, air, and ground systems, and also provides logistics, mission operation support, peacekeeping, and nation-building services for a variety of defense and civil government agencies in the U.S. and abroad. Space Systems is engaged in the design, research and development, engineering, and production of satellites, strategic and defensive missile systems, and space transportation systems, including activities related to the Space Shuttle and its planned replacement. The Company businesses are heavily regulated in most of its fields of endeavor. The Company deals with numerous U.S. Government agencies and entities, including all of the branches of the U.S. military, NASA, the U.S. Postal Service, the Social Security Administration, and the Departments of Defense, Energy, Justice, Health and Human Services, Homeland Security, State, and Transportation. Similar government authorities exist in other countries and regulate its international efforts.