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Headquartered in Bethesda, Md., Lockheed Martin is a global security and aerospace company that employs about 112,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. As a global security, aerospace, and information technology company, the majority of Lockheed Martin's business is with the U.S. Department of Defense and the U.S. Federal Government Agencies. In fact, Lockheed Martin is the largest provider of IT services, systems integration, and training to the U.S. Government. The remaining portion of Lockheed Martin's business is comprised of international government and some commercial sales of our products, services and platforms.