Lockheed Martin Corporation is a global security and aerospace company. The Company is engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. The Company operates in five segments: Aeronautics, Information Systems & Global Solutions (IS&GS), Missiles and Fire Control (MFC), Mission Systems and Training (MST) and Space Systems. The Company provides a range of management, engineering, technical, scientific, logistics and information services. The Company's areas of focus are in defense, space, intelligence, homeland security and information technology, including cyber security. It serves both the United States and international customers with products and services that have defense, civil and commercial applications.